JPS6028639A - Display device of camera - Google Patents

Abstract

PURPOSE:To make it possible to use a display body for film sensitivity also and to confirm the film, by displaying the read film sensitivity at a film loading time and a blind exposure time in a camera where the information code of a film cartridge is read. CONSTITUTION:A microcomputer (MCB) controls the operation of the camera and the display. When the film is loaded, film information is inputted to the microcomputer by a code pattern circuit CAD and an input circuit SCA to the microcomputer and is set to registers. In the next step, sensitivity dada is sent to a display circuit DPC, and the film sensitivity is indicated together with a display mode. Meanwhile, the film has the leader part subjected to blind exposure by the operation of a counter switch 34; and after this operation is terminated, data outputted from a terminal SOU countrols not only an aperture control circuit APC and an exposure time control circuit TIC but also a display circuit to display exposure information.

Description

DETAILED DESCRIPTION OF THE INVENTION Technical Field This invention consists of 1. The present invention relates to a camera capable of using film, which is provided in a film container so that data on the film can be read out by electrical means.

Prior Art A film container has a conductive part and a non-conductive part arranged in a matrix on the outer circumferential surface to create a predetermined coded state, and the film sensitivity and the number of films are indicated by the contents of the hood. Proposed.

On the other hand, various cameras have been proposed in which information such as film sensitivity and exposure control values is displayed on the camera body using a display device such as a liquid crystal. Although it is desirable for a camera to be as small as possible, it is desirable for an information display device to be large for ease of viewing.

In this regard, a camera has been proposed that displays information on multiple types of lights i on a single display device.

Incidentally, in a camera, the film sensitivity is originally set at the time the film is loaded, and is usually not changed until one roll of film has been photographed.

An object of the present invention is to provide a camera display device that automatically displays the film sensitivity when the film sensitivity is set, and displays the exposure control value at other times. do.

Invention (When film 11 is loaded 7+ on an existing camera, the roll of film is
In response to a signal from a counter switch that is linked to a film counter that counts the number of frames, the film is rolled for a predetermined number of frames.
The set film sensitivity data is displayed until the film is rolled up, and the exposure control data is displayed when the film is rolled a predetermined number of frames.

Tenshi Go An embodiment of the present invention will be described below with reference to the drawings.

In Figure 1, ζ, 1 is the camera Honjo, 2 is the release button, and this release button 2 is the photometering switch S1 that instructs photometry when pushed to the first step, and is turned on by pushing it to the second step to trigger the shutter. The release switch S1 to be operated is turned on.

3 is a mode changeover switch using a slide switch, P is a program mode, S is an exposure time priority automatic aperture mode, M is a manual mode, and A is an aperture priority exposure time automatic mode. 4 is a display device on which control exposure time, aperture value, and film sensitivity override data are displayed. A display example of the display device 4 is shown in FIG.

5 is the aperture value setting key, 6 is the shutter speed setting key, 7,
8 is a 7 key and a down key for changing the aperture value F and shutter speed SS. 9 is a counter display window in which the frame number of the film is displayed.

10 is an ISO mode key, and when this ISO mode key is pressed, the ISO data used in the camera body 1 is displayed on the display section 4, and the ISO data can be changed using the up key 7 and the down key 8. It becomes a capable state.

11 is an override key, and when this key is pressed, override data is displayed on the display section 4, and the A/MB key 7. It is now possible to change the override key of the D/N key 8. The function of this key will be described later.

Reference numeral 13 denotes a film information display window provided on the back side 1:) of the camera body 1.

In the camera body 1 shown in the first part, as shown in FIG.
Code reading contact piece 15 for reading data. I.G.
is provided. The contact pieces 15, 1G are formed on the outer peripheral surface of the film container 14 as shown in FIG. FT,,FT9.
It has FTIO, RTll, and FT12.

Each of the contact pieces AT2 to RT12 is fixed to a support 18 made of an insulating material and provided upright within the camera body 1 with screws or the like.

The film information display window 13 is provided at a position corresponding to the film container 14, and is provided with a convex lens 2 (with an appropriate length and appropriate magnification).
) is fixed to the aperture 21, and external light is transmitted through the convex lens 20.
Light shielding members 23 and 24 made of maltblen or the like are fixed on both sides of the opening 21 so that the light does not reach the film completely, and the front end of the light shielding members 23 and 24 is in close contact with the outer periphery of the film container 14. ing.

Further, a light (LIGlIE) control film 25 for blocking oblique light is attached to the surface of the convex lens 2 ( ) on the film container side.

Instead of the light control film, a diaphragm 26 made of a band-shaped light-shielding plate may be provided at both ends of the convex lens 20, as shown in FIG.

FIG. 6 is an optical path diagram showing how the information a or a' of the film container 14 appears enlarged. The solid line shows the optical path when viewed vertically, and the broken line shows the 'L path when the eye is rotated 11111 degrees from the vertical line.The diaphragm aperture 27 guarantees the luminous flux even when the eye is shaken. It is set 81 so that

FIG. 7 shows the light flux entering the contact point between the light shielding part 413.24 and the film containers 1 and 4. The solid line is the light flux that illuminates the information on the film container 14, and the broken line is the light shielding member 23, 24.
The dotted line is the luminous flux that enters the joint surface of the film container 14 and the film container 14 when the diaphragm 26 is removed.
4J: This indicates that the number of older brothers joining the group will increase.

In FIG. 4, a light control film 25e is disposed between the convex lens 20 and the film container 1, and the optical path diagram at this time is reduced. Only the luminous flux when viewed vertically is shown, which is similar to the effect described in FIG. 6. However, since the light control film 25I:1 is used, when the eye is moved to the side, the brightness of the screen gradually decreases in accordance with the angle of movement.

In FIG. 5, the solid line is the light beam that irradiates information on the film container 14, and the broken line is the light beam that irradiates the film container 14 and the light shielding member 2.
3.24 shows the luminous flux that enters the junction surface. however,
Not all of the luminous flux shown here enters the film container 1.1, and due to the characteristics of the light control film 25, approximately 10 C1% of the vertical person I.j luminous flux is transmitted.
The brightness gradually decreases as the angle increases.

FIG. 8 shows the structure of the light control film, in which short-term light shielding plates 30 are arranged in the film. Therefore, from the direction 2 of the light shielding plate 30, approximately 10
Does 0% light pass through? It is difficult for light to pass through from the tilted direction 3.

When the configuration shown in FIGS. 4 and 5 is adopted, the film capacity 51
4 Visually check the information above [Moss influence,! Instead, the potentially harmful light beam that enters the joint surface of the film container 14 and the light-shielding parts IJ23 and 24 is removed by emitting light.

As shown in FIG. 9, inside the camera body 1, there is a back cover opening/closing detection switch 31 that turns off when the camera back cover 33 is closed and turns on when it is opened, and a counter switch 34 that works in conjunction with a film counter 34. Lever 3 operated by cam 35
G opens and closes, and the count value of the film counter or S
It is on when it is between 1 and 1, and it is off when it is 1 or more.

FIG. 10 is a block diagram of the entire camera system to which the present invention is applied. (BAB) is the power battery for the camera body. (CB) is a backup funder, which connects power to the original battery (BAIJ) via diode (1)O).
) and remains constant even if the power supply battery (B A B ) is removed.11. +7,1iil (e.g. 5 minutes)
is supplied with power from the power supply terminal (VC). (P (month)
is removed from the power supply battery (13A B), and after the bank-up power supply has been supplied by the capacitor (C10), the power supply type M (13A13) is installed, and the power supply line (V
This is a power-on recent circuit that restarts power supply from C) and outputs a power-on reset signal from terminal r-(1-river 1).

(MCI3) is a microcomputer (hereinafter referred to as microcomputer) that controls the camera system and body movements. The operation of this microcomputer (MCI3) is shown in Figures 11 and 12.
This is shown in the flowcharts in Figures -1 to 1 and Figure 13. (Sl) is a photometry switch and is closed when the release button 2 is pressed in the first step. (ISS) is a switch that is closed when the ISO mode key (10) is pressed [ζ, and (OR3) is a switch that is closed when the override key (11) is pressed. (1”SS) is set by pressing the aperture value setting key (5).
S) is a switch that is closed when the exposure time key (6) is pressed. (UPS) is the up key (7), (1
')O3) is a switch that is closed by pressing the gun key (2;), and (1TEUS) is a switch that is closed by pressing the recall button (12). These switches are connected to the ax power terminal (0) of the microcontroller (MCB).
2), (0:II), (04'l and input terminal (mountain, (
A key matrix is composed of i2) and (i3),
The microcomputer (MC[3) determines whether the switch has been completed or not.

This microcontroller (MCB) has a terminal (
02), (03), and (04) are "1IiH1+", and the line connected to the input terminal (11) is an AND circuit (ANl), , 17 circuit (ORIL 77
ifflif6fAN3) via interrupt terminal (iLA)
is man-powered. Therefore, the danger detection switch (Sl), IS
O switch (ISS) or override switch ((
') RS ) is closed, the terminal (i 1. A )
The microcomputer (l111CB) is interrupted by a startup error.
Sign.

(BI'tlS) has a main switch, and when this main switch (13MS) is opened, the output of the inverter (IN2) becomes "L" (starting), and the microcontroller (MC)
B) is in a stopped state, and furthermore, the AND circuit (AN
3) The terminal becomes disabled and the terminal 1. The interrupt signal to A) is not manually input, and the microcomputer (blcll) is not activated.

In addition, if the power supply battery (BAI3) is turned off and power is not supplied from the line (＼lIshaku), the AND circuit () to Ito () will be in the 1-disabled state, and the It's not surprising (-i). Therefore, 'l is shocked);! Battery C13
If the device (A B) is not connected or the main switch (+3 bi S) is open, the microcontroller (
\1c13) remains in an inactive state.

The switch (S2) is the second f when the release button (2) is pressed.
＋j is a switch that turns ゛arm 4j with the eye. When this release button switch (S2) is closed, the output of the inverter (IN3) becomes "1 (i81+"), and the AND circuit (AN2), OR circuit (ORI), and AND circuit (A
An interrupt signal is input via the terminal (itA) I (N3). When this interrupt signal is input manually, if the calculation of the exposure control data has been completed and the calculation of the exposure control data has been completed, the exposure control operation is immediately started. Furthermore, the interrupt caused by the release button switch (S2) is handled by the microcomputer (MCB).
The output of the OR circuit (OR3) is between the gate circuit and the data exchange circuit. l"'II iH1+"Nina/
1, since the AND circuit (AN2) is in a disabled state, no interrupt is performed.

The switch (RC3) is a display switch that is closed when the camera lid (:3) is opened and opened when it is closed. Therefore, when the back unit is closed, the inverter (IN4
) output becomes "I (iBll)", and the one-shot circuit (O3I) outputs a pulse and flips 70.
The whelk (RFl,) is sent, and an interrupt signal is input to the bat (itB). The microcomputer (MCr()) performs the operation when closing the back cover, and when this operation is completed, the terminal (O
Output pulses from IS) and flip/70 tubes (RF
I) is reset and the operation is stopped.

(LI et al.) is an interchangeable lens 1), connector (CNF)
.

It is electrically connected to the camera body via (CN131) and fixedly stored in the circuit (Ll':C) inside the lens.
data on the aperture value, or the interface circuit (B
OL) is serially read into the microcontroller (lvlcB). This operation is performed by the microcontroller (MCB) at the terminal (05
) is set to "+ 1, 1 i 81.I+" and the serial input/output instruction is executed in χ rows, 8 clocks are output from the serial clock pulse terminal (SCI').

pulse is output. Then, in synchronization with this clock pulse, data is manually input in series from the lens (Ll'), and this data is read from the serial input terminal (SIN). By repeating this serial manual command multiple times, all necessary data from the lens (1, 1.:) is read.

(C△1)) is a hood pattern circuit that outputs the data of the code pattern provided in the film t' world: The output code plate (SPC) is a film counter or a counter switch that is closed during the pre-winding position and opens when the shooting position is reached (corresponding to Figure 9, 32).
It is. (S CA ) is ISO by code pattern
This is a circuit that outputs data such as the state of the input, power, and sinter switch (Sl''C) in series to the serial input terminal of the microcomputer (MCI3).A specific example of this part is shown in FIG.

The 15th IJA odor film container (1, 1) is provided with food patterns 1 to 0. The parts marked with
co'F) or contact. ■-■ is a film container (14)
A conductive/non-conductive pattern is provided according to the data corresponding to i=1 to the ISO sensitivity of the film in the film, an example of which is shown in Table 1.

This ■ ~ [present] part has contact pieces (AT2) ~ (l\
'1 and 6) are in contact, and this contact is connected to the serial data output circuit (+) SO) via a pull amplifier resistor and an inverter. ■～O part is this film container (14
) is stored in the film (G (, 1)). A code pattern is provided carefully for the data of the number of photographed frames of the film (G
In this example, this data is not used, so 扉)臂FTS), (FT9L(F
'110) The data from the serial data output circuit (1)S
O) is not manually operated.

OlO's:W rectangle is appropriate II] Data on the range of exposure values that can be considered appropriate exposure, centered on the exposure value that is the exposure value (hereinafter referred to as 1.
(referred to as 1i11 data)h・1. It's being kicked out.

This hood is small as shown in Table 2.

The part l)r of 0.0 is JAl'1(RT+1), (R
TI2) is contacted and the (,i,y;
11' 1st column data output circuit (1) SO) -\manual power 3゜(person November), (j\+T2), (C input l 'l') via pull-up resistor and inverter
is exposure i'+ii S? Mote data output month j:l-
Toy anti-C・1, - code section (to 1'"1").

I T2), (CiXl i' month- is the sliding member'
1゛) is a mote switching function:) l It moves according to the mote setting.

Position of withering part ヰ4 (VT) or (Y)); If it is located, in program mode, the data of "+1 +3" is (8
) in the I, ffi position, the exposure time will be set to the previous mode (hereinafter referred to as 1.
8 motes and 吋, (,) is the data of °゛01'', (l\
) position is the aperture 1 center mode (hereinafter referred to as A mode) S
:ζ) If the data of ``11'' in the manual mode is at the position (M), the data of ``11'' in the manual mode is connected to the serial data output circuit (1, sO)\\input 4-. ,.

This ll! ! lko, film counter switch (Sl)
The inverter (INS) is manually powered from C) (No. 4 is also manually powered to the serial data output circuit (+)S(, )).

The counter (COO) has an end j'-(06) '”1li6
11"l, the reset state is released and the rising edge of the clock pulse from the serial clock terminal (SCP) is counted. Then, the terminal (07) becomes "I=o.
u+", then the contact piece (Ar1) ~ (l\']"13), (
The 7-bit signal from R'1 (TI2) is sequentially output in series, and
j: Sequentially read from the serial input terminal '1'-(sIN) in synchronization with the rising edge of the output chronograph pulse 1ζ. On the other hand, if the terminal (07) is "l-1i3b", the exposure calculation mode data and film counter switch (SFC)
The 3-bit signal from
qc+'3)+ is read.

Again, in Figure 1 (), the main power is a flash light emitting device, which includes a battery (BAF), a light emitting and control circuit (T'LC), and a main switch (C1).
EMS). A specific example of the circuit (PL) is shown in FIG. When the camera is permanently installed, it is electrically connected to the connector (CNr32), and operations such as sending and receiving data and controlling the amount of light emitted are performed with the control circuit (F"CC).The control circuit (FCC) ) is shown in FIG. 16, and the details will be described later.

(1,, MC) is a side light circuit, and Myfun's analog human power W! i 'I ・() ~ 1 (1) is the photometric output of this photometric circuit (IMc), and 1) - ＼ conversion c] JJ quasi-constant potential terminal (Rl) (+]'C) is a display circuit that drives a liquid crystal display section (LDI-') for displaying data and a light emitting diode (FLD) for displaying 7 run shots.Display 111 circuit (1) [C) has terminal (01,0) “lHigl, I+
During this time, display data output from the terminal (SOU) is taken in, and a display is performed based on this data. Details of this display section will be described later based on the 20M. (RLC) is a release circuit, which releases the locking of several exposure control mechanisms when the pulse from the filter 1 (012) dies.

(APC) is an aperture control circuit, and this aperture control circuit (
AF'C) is the terminal (013) or "' I-I i 8h
” reads the number of aperture stages data sent from the terminal (SOlJ), and if the actual number of aperture stages matches the read data, stops the aperture of the camera and determines the aperture aperture.CI 'IC) is an exposure time control circuit, and terminal (014) or 'I(iHll
The exposure time control data outputted from the terminal (Sou) is read during this period, and the shank opening operation is started after a period of time corresponding to the data read from the time when the current switch (S3) is closed. Furthermore, the terminal ('[I
E) becomes “l-1” when the release signal (RLS) is output.
-1i+" and a certain period of time (for example, 50 + a 5ee) 9?F after starting the shutter opening operation, "
It becomes l-0111゛. Next, the operation of this system will be explained based on the 11th 1st flowchart 1.

When power is started from the terminal (VC), the microcomputer (MCB)
)・＼ power supply starts, and the microcomputer (MCI3) performs an initial reset operation. Also, Power Only Sen 11. -; No. (1) R1), the flip-flop (old -'1) is connected to the terminal (X
The display circuit (+)+1c) is supplied with power from C).

Microcomputer □1<,: 13) is output terminal 1' (02)
～(04) as “11iH7L”, (Of), (05)～
Let ((,)17) be a parameter creation, register '1'\1
<1・i"\river (4j has - redundant exposure 11.44 days i' v n (for example) / Git see l
, A\kawa (1-A\1<31 is constant aperture data A~
・11 (for example, l', ``), 0) is installed.Each register is set as a table;

Next: Nirenosta S\1gl: Kohajo III's R5 (9 data 8~・11 (example: +so+oo)), and #1 step Runostar S\old: Kodata "1.G
"II" is set., knee', S\'RH is set to the data read from the film container (14), and S to river 2 is set to the data set for movement. When the back cover of the camera is closed +L-, 7 limp flops (1st opening) are sent, and when an interrupt signal or human input is input to end/-, the operation starts from step #1. start)-ru.

Here, register S\・R1, 5VR2 is 8hi.

, each bit is 16.3 .・1゜21 1 +L'2+ ], 4. Weighting of I/8 is performed. The film sensitivity is set such that the appendix value is 1,'3[Eν, a small unit change of 4-.

Therefore, if the decimal part of the sensitivity of the film used in the camera is /3, it will be 174. If 2/3 is 3/4 (=L4
+L2) near fJ. Therefore, 1G11 set in the #1 stem register 5VR1 is 5v-=
Equivalent to 2T.

Next, when the terminal (06) is connected to "IHi81, 11 and serial input/output operation is performed, the circuit (SCA) is activated and the code pattern/edge ~ (Φ, 0°) on the film container (1=1) The data from the 0 part is output in series and sent to the microcomputer (M
CB) is read into the input/output register 101.

Next, set the terminal (0(i) to "Lotu" and set the contents of the input/output register 10R to the register CAR. Therefore, the data shown in Table 4 is read into the renostar C.・Go to 1~O is a film container (1
4) shows the conduction part at butter@=Q.

By the way, as shown in Table 1 (Film container 2 provided with a Ucode pattern), the part 1-10 is always a conductive part.Therefore, step #1tl
Bit CA1 of L#H12 register (l, \1()
(Either 4 or CAI<:l: n'1゛ or Eda, depending on whether it is included or not, 1'1j is included.) ++ l 11 is 11; (+) is also included in the bit of O. If it is not possible, set the code butter 7 on the camera and use the 9-bow film: 2 units or 3'1. - If not, there is 1, if -, the flow moves from step #3. On the other hand, register (CA1<1 of l A R
Or, if CAI 5 is loaded with at least ``1'' in 1, it will be cut off and the flow from #2 will be interrupted. to move to.

#2 stenbu block #2 + 11 '1 earth flag C
Set AF to "1". This flag CA l' must be the data from the film container or i;c.
If it is read, it will be “0゛゛”, if it has been read, it will be “do”. After the #2 step, CAI≧〇, is it a hint for CAI5? R1,l:lR21koha1
Set the data of 72Ev. -Power, CA RU, (
'.

AI (bit of 5 or "'(11") then Renostaro <Il
l.

IEv data is in lR2, 211v is in register E RR1 if it is "10", II':v is in 12 old<2,
If “11”, register E RRl contains 3L:v, 1 shi old<
If':v data is set in 2. Register IE +
<1. < 1 is + side range data t: 1tR2 is -1
The range data of 1111 is set, and the set data is as shown in Table 2.

Next, the film sensitivity is set based on the read data. This operation is shown in step #202, and first, the state of the CAI4°CAR3 bit in the register CAI< is determined by I'll. And "'II" is 1lfl d l+", "lf)" is ""fl
41-1'', ``' (If 11゛, add ``tl 2 II'' to the contents of register S VR]. Therefore, if the fractional bit is ``+1'', add Sv:1 and ``I r'
-11” and the decimal part is 3/4.

Also, if the bin 1 of the decimal part is H1", add Sv: 172 to make it "] A II", and change the decimal part to 174, then add the bit of the decimal part to 174.
8II” and set the decimal part to 0.

Next, the 70th well (1: (L Kooi'ko register CA)
R nohiy) 5v=4 for CAR2/l bow, CA R1
If force' is 1 then 5v=2, if CA ROh' I then Sv=
] is added to the register S V RI. Below 1-
For example, let us consider the case where the film capacity of 15o400 is 1;(ε(()).

As shown in Table 11), the parts marked ■ and ■ are conductive parts. Sjl CA Rt is hiso l(:A IF, CA R2 or "1", CA R4+ (-A RI, CA R
O6"" t-, 11'+: Oak's collapse. So, in the second register S'', 2211 is multiplied by 11 and becomes 'ζ3',', It.This data is 4 + 2 + ] = by the definition of the weighting of each hint.
7, and the apex value Sv='7 at 15O400.

When this film sensitivity setting is completed, D is transferred to register N.
Bit Li1E01 of R is set to "01", the remaining bits are set to "01", and the contents of register S V Rl are set to full circle and set to Nosta I OH, and steps 'ζ and I'1 are set. to move to.

Step a11. Make sure that the film container with the food pattern is not attached to the camera. )Lll,)2, the register h1DR pino)Ml)R7 is set to "1" in step I:), and the remaining bit M
Set °'t1" in DRO~6. Then, set Igv= in the range data lane stars ERRI and ERR2.
Set the data of 0, set the contents of register 5VR2 to serial output register +0+<, and set flag CAF.
Set O11 and move to step 1j of #4.

In step #4, connect the terminal (010) to “Le-1iHh”
Then, a serial input/output operation is performed, and the film sensitivity data from the register S\:1 or SVR'2 is sent to the display circuit (1) PC). Next, the series power ratio I
In addition, data for blank display (BLI) 3 is set and sent to the display circuit (Dl'C), and the contents of register 1k=IDR are set to register lOt< for display. 1u] path (1) I' C)+,: send.

Soshite, 4i'J' (010) As wo'ot theta,
7 Lug N・IIF is "+(1"), and terminal (018)
outputs a pulse and flip-flops (1<1-”)
) is reset, interrupts to the terminals (itA) and (ill3) are enabled, and the state is set to 11Al-T.

The flag M I 1 is a flag that is set to "1" when the ISD level is set and becomes "0" unless the setting is made by hand.

Register M l) R is a register in which data can be set as shown in Table 1. 81l) l(t) is ISO data or filter'in 2: i(1・1) to 1+c' data.
(If there is no ゛, it will be ``(1''), and it will be displayed on the display.) If IO is Bi, then Fig. Is displayed.

lvl I') RO or '0'', then the th lvl I (
As shown in CJ, manual ISO is indicated by ``T1''.
Therefore, if MDR] or "+1" is shown in Fig. 4 (A), the exposure time will be displayed as "ss", and if M Rl or "O", then the exposure time will be displayed. Figure 4 (B'
), (C) "1so" and ISO data are displayed as shown.

MDR2, MDI master: (When displaying override data, if the overwrite value is +1 rule, "'01"
, if it is on the - side, it is "Hl", and if it is override data (), then it is "1)" when displaying overlay) S data,
If you do not display override data, the outside will be “’ (10)
It becomes. So, Otsu M I:) 2 or 3 with I'”
(If it is "10", no display regarding override will be made, and if it is "0", as shown in Figure 1 (1)),
Override symbol "'+/-" and override symbol
Evening +'+ij lko'"10" is displayed h, "1 (+"
If so, the symbol "ten/-" and the override data 1
“-゛ is displayed in iii, and if it is 11゛, it is a symbol” +
/ -" is displayed, and at this time, the override data is displayed as (), and the i' + ij l of that data is displayed.
J35, the symbol "'0/-'" indicates the exposure control value, and if it is 0,
M l) If R'2.3 is set to "Hl", it will be displayed.

M1 month minus 4 becomes "1" when the 1st place is displayed, and becomes 0" when the F place is not displayed as 11. Follow 'Otsu'
When it is 1゛, as shown in Figure 4 (〕\) (Pi 1-゛ is displayed, ``'' ()゛ is number 1, old 3),
``1・'' is not displayed as shown in (CL (+)). M l) R5, M 1) R6 is the state of the flash device i'f! Light emitting diode (Fll) that displays islands
A signal indicating the display mode is set. "jl U"
In this case, no flash device or camera is attached (Fit')) and the light is turned off. "+11" indicates that the flash device is installed and power is being supplied, and "+11" blinks at 2112. It3” indicates that the flash device is fully charged.
11
” indicates a complete state, and the
? L II) ) is the δ112 point, which is represented by 1. M
l)) 7 is “1゛’s entire gift display area” 211z
It flashes and lights up when it is 0.

Next, the operation shown in FIG. 10 will be explained based on the flowcharts shown in FIGS. 12-1.2 and 3.4. Main switch (BM
When one battery (+3AB) is installed in the battery (S) is closed and one battery (+3AB) is installed, one of the photometry switch (Sl), ISO switch (ISS), and overlight switch (OR3) is closed. When this happens, a 1-input signal is sent to the 'C terminal (iLA) via the AND circuit ( )\t43), and the operation starts from step #5. First, flag c
The content of CF is determined by 1'll whether it is "'1" or not. This flag CCF is set to "1" when the data for exposure control is calculated, and is set to "0" when it is not calculated. It's here. With the exposure control value calculated, connect the terminal (mountain ＼
The operation when interrupt ( ) is manually performed will be described later.

If the flag CCF is 0, then connect the terminal (01) to
111g1+”. By this, the transistor (
131'0) becomes conductive and power supply starts from the line (V B ).

Further, the AND circuit (ANI) becomes disabled, the AND circuit (AN2) becomes active, and a signal from the release switch (S2) or an interrupt signal is input to the terminal (iLA). Next, connect terminals (03) and (04) to l1l
By setting it to Oda II, only the terminal ((-)2) is "Hi"
611" and determines whether the terminal (11) is "ill-used. And the terminal (mountain or jl Hi, i, +1
In that case, the interruption is disabled by closing the measurement source C switch (Sl), and the 7 lag L MF is turned off.
] +1 and set the terminal (02) to IILollII. Switches SSI, Iss, ORS are open +
3. Close the terminal (11) at the #7 balance wheel.
If it is determined that 1′1j, then only (D:() is “
Ilight"1 Terminal - (11 ribs 1 = li i
bl, 11 is 1')jl.

, 2 is 'll16h'. This is the case where the interrupt is performed by the ISO switch (+88), the flag I 8 L' is set to 11111, and the end 1' (i l
If it is 1+ 1. ollIll, interrupt by overwrite switch (ORS) 11JJ4?>”:
Yes, the flag OR+" is ']"fat. Soshi'ζI
F(U: Change the illusion to "Too III" and move to step #.

With #8 stent, ``1 Dobata j'-(051'')
Rub 11”l.

Then, by performing the 11z column output operation multiple times (predetermined number of times), data from the lens (Ll':) is read,
The read data is sequentially sent to multiple renosphs.1. ．． DI
Set to . When this operation is completed, the end j'<o5) is I
I l-owll and terminals (06) and (07)
'flip, h'.

After this operation, a series input/output operation is performed, and the mode signal applied from the code plate EM and the counter switch (S
Read one word from lゞC), set it in the register MOR, and set terminals (013) and (07) to 'SOW'). After that, the state of the film counter and the signal of the exposure control mode are taken into Lenosph MOI'.

Next, change the terminal (09) to °'1liH1+" and the terminal (
O8) outputs a pulse of 50μ5ecIII. And the crowd was all around Shinomata I OR + Koha “' tl OI
After setting the data of "I", perform the serial input/output operation.Then, the data from the 7 runsch unit (DOL) is taken in to the Renosufu IOR as described later, and this data is sent to the Renosufu FDH. is set.Then the terminal (09')
is set to "l L 0Il111" and moves to step #9.

#! In step 3, the photometry circuit (Ic) converts the output representing all light results of the γJ object from the 211i etc., and then converts it to the open aperture value included in the converted data. vo, 1ijlradiationa111 Optical error 8νC term is removed based on data from lens (L E )t(BV-/\vo-Avc) +Avo+
Perform the operation l\vc=13v to obtain the field iI;
(: Calculate degree data.

Next, the contents of the 7 racks CA F, M I F are separated by 1', the ISO data is read from the film container (Ill,), and the ISO data of 180 data is read. Well! Jill Te・(]ノ＼1・゛21, #9 t, lnte・N to 11 pa = 0 and 1'11 was set, 1, rounded moon y was taken from the film container H, i) I
If the sO table or the register 11' is used, the integer of 8\'1<1 is used. - Power, step #!
l tl I de CA l・゛ka (1te・fill!, content:
(If the ISO data is read from ``Continue 1'' or ``Z'' is read, please set it to ``F/Movement.'')
Input temp #9 t, +2 ・M I l'=1 and 1'
11 The specified value is either the automatically set regular ISO data or the manually set ISO data. One register out of the register S\r<2 is used, and Bv + (SVRI) = Ev or Bv 10 (S\'R2) = IEv is calculated, and the exposure value 1' is extracted.

3rd block #9 o: (lens ri M
l) Bit 11'lDl of R, h・] fl)
Check whether the content of R3 is "ill" or not.
(Jl” is an override on the + side as mentioned above,
Register O where override data on the + side is set
Expose the contents of RR1 4 (j)
Set the Σν value to 11. put out Ml) Contents of R2 and 3"'(
If it is not 11", then "] Exposure value l
・Add 1' to 1' and get a v value of 9. 6] When the second operation is completed, the process moves to step 10, and after that, the exposure control data ↓)-output operation is performed. #
In step 10, determine whether "is a P mote" and
In mode, the following is the calculation for steady light photography in P mode, 7
La Socie Bisatsu Saikawa performance, flag l) CP 1
Set 1°'tl'' and move to step 12.Here, set the 7 lag DC (1 is 1 when the installed aperture value or set exposure is changed to 11.9, so it should not change easily. 1 has a flag that becomes "()", and since neither data change is accepted in the (d) mode, flag 1)C)P1 becomes "°'+1".

If it is determined in step #10 that the mode is not the middle mode, the process moves to step #16 and it is determined whether the mode is the normal mode. Then, in A mode, ``That will change the set aperture value.
2) to "'11iBl+" and connect terminal (12) or '1l
i31+” is determined by 1'II. If the terminal (I2) is for i81, 11, the aperture setting switch (1-"SS
) will be closed. Then, the end −J′(i
:B) or "111 sieve" is divided into 1'11, Iti
, l, +1 means that the ups inner tljl〕s) is open.
Set °“lo…” and set 70 inks #l Ii l’
It also has Ms. Data's uJ work on the small aperture side. In other words, the aperture value data is set for Reno' Stano\\ (: () or the open aperture value data Avo from lens' (1, 1, etc.).
First, determine whether it is on the open side. And the data is on the open side than the open aperture value AVO.
(This happens when the lens is replaced at 11), the contents of register AVR3 are passed through Δvoi and #1:
(Proceeds to the step.) If the contents of register A V R3 are not on the open side than l\νO, then it is determined whether they are equal to AvO, and if they are equal, the data dAv from the lens (fl) is determined to be unequal. Adds 1 and 2 to the contents of register l\\"R3, and adds 1 and 2 to the contents of register A VR3.
It is determined whether the content of the value is larger than the maximum aperture value data Avm from the lens (1, 1: l), and the thick deviation is ゛len゛ or AX,; +< 3 is the maximum aperture value. Set the value AVI11 and proceed to step #13.If there is no exception, proceed directly to step #13.゛Here, the data dAv will be explained. The open aperture value of the 2-lens lens has various values, fl, 5Eν11
t1☆: (Avo=0.5.1.U, 1,5,2.(1
=-) There are some that are t, and there are others that are not U, 5Ev units (for example, F2.5 (AV = 2.6・
↓), l' 3 , 5 (l\v=3j31), F'1
．． ．． 3 (Av-1, 7), etc.). By the way, the aperture values set on the camera side, except for the open aperture value, are t', l,
It is a series of 5 Ev units. Therefore, the open aperture or (1, 5Ev lIX, if it is not, the next set aperture changes from the open aperture to the next set aperture). 5IE V 'l'
I! The value becomes 1:J, and thereafter the small aperture changes by 0.5 Ev.

Therefore, if the lens is f2.5, aAν=l), 3G
+F3, +5 lens', dAv=i),
'J',) + F l, 8 lenses' is dA
v=0.3.

edge i'(02M+"'flip, l+"] evening (minktef l:I Tsukui) 6(lf, 4if(i:OA"'
lliBM't' will be uploaded again (January] S) or if it is not opened, 1' (if 1 is redundant, block #] 6
Go forward 2i and change the end 1' ((1:() only to "Ili scarce; 1
+"l Koshi'ζ end r (i: +) 1. 1. Yun/Sui (1) 08) Chi (1') O8j or closure'
If being a 2Jt is 'I'll be conflicted, register l\
Subtract L2 from the content of <1(, then set the aperture to the maximum aperture). If so, set the open aperture value Avo to the Renostar AVR3 and proceed to step #13.

In step #13, "I" is set in the flag r)cFl to indicate that the setting data has been changed, and the process moves to step #1.1. - Sword, aperture switch (F'SS) is not closed, up switch (UPS), D/N switch (1) O8)
If the two swords are not closed, the data change is performed, and in step #163, the 7 lag I) cFll is set to “0”.
11, and then proceed to step #14. #1・t
In step 7, a calculation for steady light photography in the forward mode is performed, and then a calculation for flash light photography in the j\mode is performed, after which the process moves to step #12.

If it is determined in step #16 that the mode is not A mode, it is determined whether the mode is S mode or not in step #17.

Then, once it is determined that it is in S mode, next,
Step #17] In l#1?2, it is determined from the state of the terminal (I2) whether the exposure time switch (SSS) is closed. Then, if the exposure time switch (8SS) is not closed or 1', step #
At step 173, set the flag D CF to I60 and move to step #18. Then, in step #]74.#]75, it is determined whether the up switch (tJIIs) is closed or not.If the 7 knob switch (IIPs) is closed, step #]"i !; Adds 1 to the contents of Renostar '1゛\゛1<3 where the set exposure time data is set., 2 no addition t, 1 & 1. Or the maximum y 11 exposure time 1
:Data of 11 1'vm↓Ste knob 1'i fi to determine whether or not it is 1'11 'ζ')
・When i' v+1+ ・Reno star 1 \'1 (3
1 koset', Ishiko, when the main I is not big, I'll use one of the kesono temps #177' flag (:1・1(2)
Set ill and move to step #1.

Press the up switch (S) or close (1 sequence) and then turn the evening switch (1) O8) or 1) reverse.
I'll decide whether or not to do so at step #1. And d1ance inner (+) O3) or 1 other +li,
In step #I'79, 1 is added from the old contents of the current value of jt, and the result of subtraction is the longest exposure time (1). For k hours and outside, set Tvo to the receiver TVR3, and if it is not for a long time, leave it as is, set the flag DCF1 to "1", and set #1.
Move to step 8.

The exposure time switch (SSS) is closed, turns, and cuts, or even if the exposure time switch (SSS) is closed, the up switch (tjPS)
), Downsui Nona (1) O3) and Iko Close 1 Reverse Jt
If not, set flag 1) CFll to “0”.
Move to step 1 of C#A8. Step #18.

So, what about steady-state shooting in S mode? , do (
・, followed by i'iij for 7-inch photography in S mode.
tt- is performed and the process moves to step #12.

In S mode with #17, 02 or 1' is Ni mode, and in this case, changing the aperture value data, changing the exposure time data, etc. Yes, change the aperture value and exposure time in the same way as described above, perform calculations for steady light photography in k = mode, and calculations t1- for flash photography in M mode, and move on to step 12. .

In step I1, the output of the exposure control data has been completed, so it is possible to shift to the exposure control operation, and the flag eel"1.Z'"1-1 is set. Then, the interrupt operation by the interrupt signal to the terminals (iLA) and (ill3) is set to ji (enabled).Next, the flash device (1'L)
In the evening from
X11') R5,M l') l'<6 as "(1+1
”, move to #1!
) C1,; and ll'p! ,・) Or manually, ζ is there, but it is determined.C1・1) 0111 or manually, register h11) R's pip) M old <5. G l2”1
1" and move on to step #11. If the i is not powered by human power, the next step is to check whether the fully charged signal is being manually powered or not. Farewell ζ,
Photoelectric light 1'LHH; is input 1t-4 h'l Old heel 6 is ``UP'', Jt is ``ill'' if it is not manually input
Set "Hill+" for Step 1 of 1st step.
)-1-). In step #20, a pulse of 100μ5ecllJ is applied to the terminal (O8).
Output to. Next, in block $2]U, the flag c Al;'' and the register S\') are determined from the contents of N11F.
(Determine which of the ISO data set in SV1 and SV2 is used, set the data in the register that is used to the human output register lO[<, and then write the contents. Output from the analog signal output terminal (ANO) via the DA converter.Continue to perform small series output operation.

Subsequently, a foot pattern is provided and a film container (
1, 4) is attached to the camera based on the contents of the 7-lag CAF, and if it is not attached to the terminal (015), (0113), (017).
is set to "1, oIII", the contents of 2 are set in the register IO1<, and the process moves to step #22.

A food pattern is provided and a film container is provided.
If so, connect terminal (017) to "' l-1i gh
” and then determines the contents of register IE RR1 by 1=11.

If it is 17'2, the terminal (015L ((J) [jl is set to LO off, register 13 old hint: l<R
1, the contents of R1-2 are set to register IOr<L, and the process moves to step #22. If the content of IE R111 is not 1 or 2, then it is determined whether it is 1 or not, and if it is 1, the 11th child (015) is set to 'Sat(,, II, (016+ is I[igl+''). It must be 1. Next, it is determined whether the content of the RRI is 2 or not, and if it is 2, it is exported (015
) to H1HII", (0](i) to °Sotl111, if it is not 2, it is 3, so '(O15), (OIU)"
IIj311": 2)-ru. Range data and terminal (015
)', (01tij, tt)17) is shown in Table 131.

Step #22, make 1/+ train output (do 3 works and send range data 7\7 ranoshu device (1'LH). January 111
Renostar with data set, \\1 of 1 generation
, in register L OR: Set this and send it to the flash device, and set the exposure time data for flash 'JQ shadow'1.
(,) bl, set it and send it to the ζfragille device. Next, the data from IE + is input to the focus MliUI data or the set register L D
The contents of Rr are set in the register IOR and sent to the flash device 6, and the terminals (09) are set to 1ll-o, , II. Data transfer to 7 runsch device) X movement 1'1-
It is.

In the next step #24, it is determined whether the flag 181 is high or not. If ``1'', the ISO switch is closed, and the process moves to step #27. On the other hand, if ``l)'', the flag or r<r-' or 1 is determined in step #25. Distinguish between ゛ and ``1''.And if II II, set the override switch (O
R8) is closed r&, and the process moves to step #21]. − force, in the case of "'(+"),
Reno base 8 401, Pi 1, M O+'< 2 contents are separated by 'I'11. ζ
Since it is not, move to step #c;. #2G
In step , if it is determined that the bit M Ol (2 or 1) of the reno-based MOR is present and the film counter switch (SFC) is open 3jt, in this case, 7
Since it is a mode that advances to 0tsuk#n61 and displays the exposure control value, if it is MD 112,3 or "+1",
``+ltl'' i, 卜1DR1 and M l') Set R4 to 1. As a result, the +/- symbol will not be displayed for the override (i-naware'konake'), and the 1-1-.SS symbol will be displayed on the display device 1-D. Ru.

Next, it is determined whether the charging completion signal is input manually 5) or not, and the microcomputer (Ml) + this manual power 3 J' is sent from the photoelectric conversion unit Di or the flash device (["L)". , Exposure time for Fra Nonyu shading (Renosta'1゛\1<2: Ff) and aperture (contents of 11 purchase Renostanoigawa<2)
and is input in series to the display section (DllC), and the photoelectric power is completed.
t>t:; Exposure time of III (Register file \1(l
] content) and aperture (direct (Reno Kuyu, old content))
2-・1 Figure 1: Move to the holding step a).

Step #2.1: ISO Suinona (ISS)
Step 1 is then moved 21j. Well, it's been a while,
(R11S) is closed.
Separate. When the recall switch (RES) is closed and 0, it is determined whether the film container f1.1) provided with a food pattern is loaded with A1, and if it is not loaded with 3'i, a flag M I F is set. II I II, D e
Set l' 2 to "0", MD Ro, 1.4.7 to "0"
In addition, manual setting ISO data is set to ``Renostar S V l'< 2, set to 1 < (10R and move to step #36. Film container (1, i , ) is equipped with λ゛1, then
Next, check whether the ISO data is manually set (-i) by checking the flag MIF or "1".
If manual setting is performed with M 11" or "1", #
Go to step 37 (i and set flag DCF2 to "'
+1'', and M D RO is 1゛, ha +') l
<1.4.7 is "'tl", film container,
(1+'1.) Set 1° out of the RENOSTA S V R1 in which the data from (1+'1.) is set to RENOSTA lOR, set the flag h11F to °"(]", and move on to step #36. .-If the film container (14) is installed and the ISO data is not manually set, set the flag M I F to '1', l. 'l C1'2 to 0
゛, Ml) Ro, 1, 4.7 is set as ``0'' and manual setting data is set /'Star S\) Transition.

Therefore, when the recall switch (RES) is closed, the film container provided with the coating pattern is attached.
If the manual setting data has been set, the data from the film container will be given priority, and if the data from the film container has been set, the manually set data will be given priority. J Ascend: Konaru. 5#: (If it is determined in step 3 that the recall switch (old -8) is not closed by 1'11, move to step 7 and switch to end J'-(02) Set only 'l1i61+' to 'C
, In step #38, it is determined whether the opening of the knob switch (all'8) is 1'11. Then - ζ, if the up switch (tjIIs) is closed, then step well; 1,
JLijll at 11,,2,li ``l ''i'na+
-Hurl l+wo force+lower L r: te' -9
Set RENOSTA S\1<2. Therefore, the decimal part is 0
Then 1/4.11, 4 then 3, 11.3/'4 ()
becomes. That is, as mentioned above, I/3'', L'4.2/
3, 4, +1 = t, +. Then, check whether the content of Renostar 5VR2 is larger than the maximum ISO date Sv+n (if it is larger than Sv+□1, set 8vm to Renostar SVR1 and make it larger). then leave it as is, then 7 lag DCF2.MI
F is II] +1, λ・11') RO,1,=l
Set MDR4 and MDR7 as II (l II) and set the contents of <2 for Renostar S\ in Renostar 10H. Go to step #86.

If it is determined that the Ambient switch (Ul'S) is not closed in step 38, step #
391, I3 ri 2 i advance terminal (0:() only as "1Ii3h", I:佼) with "down switch (
+) O8) is closed. And if the decimal part or 3/4 of the data is manually set as the D/N switch (1) O3) is closed, set 1, 2: 1. If it is not 3/4, subtract 1 and 4.

In other words, 1,41 for 3,4, () for 1/4, (]
Then -V to 3/4. Then, check whether the content of Renostar 5VR2 is smaller than the minimum ISO data Svo by 1'
1j separately, if it is small, set Svo to S ~ river 2,
If it is not small, leave it as is and flag l) CF2.
M IF “1゛, M D R (1, M l) R]
, Ml) R4, Ml month 7 as "t)" and set the contents of register S V l (2) in register I OH.

If it is determined that the evening switch (DO3) is not closed in step #31J, the process moves to step #28 mentioned above, and the one-movement setting that is prioritized at that time is determined. Data or fill 1. Set the data from the container (+, 1.) to the recorder l (,) 17 i2 and -C
#3 Move to another step of C'+.

Step #3b connects end 1' (UHI) to ""1li61
+"l, then send the ISO data from register I 01 (to the display section (+') l' C) 1 ko 1 (11 columns)
), next 1 second rank display I11 data (B1.I)) (
Renov, Ri I C) H
11 voltage and send it to the display rt+5(r)pc). (Proceed to step 1).

#25 Step C/Flag f) ]<+1-Kami, the overwrite switch (OR3
) is closed, the process moves to step #28J. That is, in step #45, it is first determined whether the amplifier switch (LIPS) is closed, and then in step #251, the amplifier switch (LIPS) is closed.
) is closed, then M I) R2,h'+ D H
: Set l to "01" and set register 01 < old contents to 1, 2
Add (maximum value 01) h+ to register 0
Check whether the content of 171<1 exceeds 1', and if it does, set ODm in register ORR],
Go beyond it (then leave it as is)
Flag 1) Set CF to +1 and proceed to step #13.

If it is determined at step 45 that the A/MB switch (Ul) S is not closed or 1-11, the input step is 4.
Proceed to step 6 and connect only the terminal (0:I) to 'I-1i 8
1+”Nishi’6 pestle・161 tip・Down switch (1) O
3) Determine whether each bird is ruminated. Then, if the down switch (DO3) is closed, the register ○ [1 is set to the contents of R2 at the block #, -I G2.
Add 12 and if it exceeds the maximum value 0Den, set ODm to register 0RR2, otherwise leave it as is.
Set the flag D CF2 to "1" and proceed to step #43.

If the down switch (DO3) is also not closed in step #461, the end r-(0
4) to 'illumination' and recall switch (R to S)
) is closed. And if it is closed, register MDR's bi, y) MD I
2. hi 1. ') I3wo" 11 "l: L,
7s 10RRI.

Set the contents of 2 to () and press the recall switch (RES) or J.
If not lll j, then M l') R2, M l')
R3, register 0 old < 1.2 is its master, and flag 1) CP2 is set to 1, and then step 13 of Figure 12-11 is transferred. # 4 'A register M l') Pino IM l' of 1<
) R2, M I) R3 is determined by 1'11 whether it is °'f)tl', and if it is °'+lt1', it is displayed as ''
11”.Then, flag 1.=I I F is It
l If it is 11, check by 1' LL + I If it is 11, then 1
80 guns, with dynamic setting, M 1. ) l(0,811
．． ) R1, PeIIN<4. It) Let 1<7 be ゛()゛, and if "tl" then general'l I) RO be 11
] +11ki l l') l< L M l) R4,
M l) Let l<7 be "+1". Therefore, in this case, the ISO symbol for auto or manual and the +/- symbol for override are displayed.

Next, the blank data (BLD) is stored in the register (IOR).
Then, if the contents of MD R2, M D lma;) are on the + side, the register Ol(R), "'(11)" is output. If not, display the contents of register OR+12 (1) I'C)
1j and move to step #32. 3) Send the contents of the register Ml) to the display section CDI' (I) at the stage 32, and set the terminal (011) to the register Ml-1i.
g l+" and display unit (DPC) light emission, -
Let F(1-"Ll))l2 be expressed as 1 and 1ib.

Next one, flag DCF1. If any of DCP2 is "1", it is determined that data has been changed. After a certain period of time, the process moves to step #50. on the other hand,
If both of the 7 lags I)cFI and I')CF2 are ``()'', the process immediately moves to step #50.

In step #50, terminals (02), (03), (
04) as “Highly”, (ilL (+2)+
(Even though i3J is “I(i81+”),
That is, it is determined whether at least one key switch is closed. If even one of them is closed I is violated,
Data for 5 seconds is set on an internal counter (CC), and it is determined whether the main switch (BMS) is closed.

If the main switch (13MS) is closed, the terminals (02), (03), and (04) are closed.
- Return to step #8 and repeat the above operation.

If all the key switches are not closed, check whether the contents of the internal counter ICO is ``0'' or not - If it is ``0'', move to step #52'' 4j
do. - If the brim is 0, then the cenotos isona (S4) is closed. Then return to #8 step step 3゜tbe' [key switch is opened for 5 seconds. ) is opened, well 52
Stainless steel 1"end"I'-(01), C
05) to (018) to ``low'' and 7 Laku CCF to ``0''! Interrupts via the interrupt terminal LA) + (iLB) are enabled and the IALT state is entered.

When the release switch (S2) is closed and reversed when the exposure control value is fully output and the flag CCF is at 11, an interrupt to the terminal (itA) is accepted.
1j. #53 stainless steel is the terminal (0
9) as ``)(igl, 11), output a pulse of 50/'sr, cl'' from the terminal ((-)S), and read the data from the 7 run device.Then, the charge completion signal is output. If it is manually operated, the aperture control circuit (A
) C) When the charging completion signal is manually input, the aperture value for redundant light photography is set.
)\7) Send the contents of <1 to the aperture control circuit (APC).

Next, I again make a 1-1 distinction as to whether or not the charging completion signal is being manually powered.

Lensta TVR with exposure time set for shooting photos
2. If not input, send the contents of the lens 1'V l<1, in which the exposure time for ambient light photography is set, to the exposure time control circuit.

Next, step #5: (set terminal (09) to ll l(i
By sending a pulse of 150 μ5 eclll to the flash device (1” L) from the terminal ((-,) S), the 7 run system determines that the exposure control operation has started. , the terminal (011) is set as l J-ollllI+, and the oscillator C diode
) is turned off to prevent light display during exposure control. Next, a pulse is output from the terminal (012>) to cause the release circuit (RLC) to release the C shank and start the exposure control operation.Then, the exposure control operation is completed and the shank opens. 11 seconds after completion of the operation (S4) is closed, (
When S4') is opened by 1%, the terminal (0'l), (
03), (04) as "'l1ip, 11",
The system moves to the Stella side of +'+ and performs the same action 1'I as described in ii) to reach the -1ALT state. Step 1j (shi) is step #1/1 in Figure 12-1.
This is a specific example of mode ordinary likelihood calculation, and FIG. 1 is a diagram of the exposure control value of this calculation. In step I6(), if the lens has been replaced, the set aperture value or the open aperture value Av written in the Renostar AVR3 is determined as a measure for b.

Check whether it is smaller than 1-I [Separately, if it is small, set vo to Renstar A VR3, and if it is not small, leave it as is. Then, it is determined whether the set aperture value is larger than the maximum aperture value Avm, and if it is, Avon is set to Renostar Av+<3. If there is no Shonin δ, the process directly proceeds to step #61.

In step #61, the Ev value and the set aperture value Av
Calculate the exposure time by calculating Ev - Avs = Tval from s, and then 11. Exposure time Tval or maximum (at L exposure! il TV1
It is determined by 4' whether or not the learning time T val > T vm is greater than 1+. And T val
>1'vm(1:', vil°7 in Figure 1.1), then perform the calculation Tval -i''vh+ = dTvl.Then, if the ejected dTvl is dT ν1 ≦ If (1st) is 17<Ev≦20 in the figure, the set aperture value is calculated as ＼vs, and the exposure time is used as control data. , TvR1!=setting shi,
Set MDR7 to "0" and set the number of refinement stages (A\7RI) -ノ\v.

Set ``)\''1 to 1 and move to step #15.

1′I], then h′v −(
If old<l) Tv+11 = Aval performance t′1
11, maximum y (1 exposure time 1' VIll and range data t, all, s: L r 1' of 11' AI
f aperture 1) (Direct input V, Il in Leopard 61.

So, if t\va'1> △v111 is determined by 1'11, 48 val>! \Vm na mutter (Fig. 14 IEν > 2.1) 11) Turn 7 to B and display 1 point for over warning 11 people ↓ Sea urchin'
Using the maximum aperture value AvIn and the shortest exposure time 'FVil as control values, the number of aperture stages '6 is calculated and the process moves to step #15 21J.

Meanwhile, in step #6:)'! ~vail＼VI
When it is determined that l+ (in the range of 20<Ev≦24 in Fig. 1.1), the calculated aperture value no\
The number of stops is calculated using val and the shortest exposure time 'l''Vllll as control values, and the process moves to step #15.

If it is determined in step #64 that Tval≦'I''V Il+, then i'' va is determined in step #65.
l<i' vo, that is, it is determined by '1-' whether the exposure time performed is smaller than the maximum exposure time 1゛ν0. Then, if '1゛νa1≧Tvo' (the first
In FIG. 4, when 3≦IEv≦17), the exposure time Tval calculated from the set sheet weight direct input vs. -force, i” va
If l<i' vo then Tvo −Tval ” dT
v2 is calculated, and then the under range data (1:'
.

(shown as RR2) (Fig. 14 rli ] I>v),! −
Compare clTv2, and if dTv2≦(E<2) (in Fig. 14: (when in the range of >Ev≧2), set aperture value Avs and exposure time ′1゛νal given at t74. As a control value, move to step #15 and move to control of the flash device (P L ). - Force, d゛1゛ν
2> (1 pull < 1 < 2) then L:v + (12 old < 2
) i'vo = Perform the service of Ava2, and set the aperture value A vo2 t with the longest exposure time and taking into account the data of the 1st river.
Release r i7. And the calculated aperture force 'Ava2
<Avo! Determine whether it is working or not.
If a2<ノ＼νθ, (b if it is in the range of Ev<2 in Figures 1 and 4), Ml)l (set 7 to ° and then display or blink for an under warning. , open key 12 value A
vo and the exposure time is 1゛V (with 1 as the aillnll value, move to #1!1 again step. Tsuba lX~+a
2≧lXv.

That's (1st...1 and 1-2≦17~) It's the calculated value, Ava2 and maximum, exposure 11! '11
Control TVU 1111 (as lil, move to step #15).

The 116 minutes indicated by the broken line in Figure 1.1 is the range data, and there are some cases where it is 0.As is clear from the figures 1 and -, the area where the set aperture value is concentrated is wide, and the range where proper exposure is achieved. It also spreads.

Figure 10 shows the flash (111 and 11 circuits (FCC)
This is a specific example. Figure 17 also shows the flash device (FL).
) is a specific example of the circuit (FLC). Furthermore, the 18th
The figure shows a specific example of the operating mote signal output circuit (IMC) in Figure 17, and Figure 19 shows the microcontroller (MC) in Figure 1°7.
It is a flowchart showing one operation.

In Fig. 16, terminal < C)9) or “111g1
+”, AND circuit (AN17), (ANIS),
The NAND circuit (NAl) becomes active and the terminal (08)
Mode pulse (5t) from 1 t', l (,
1, pulse in 150 μsee), serial output pulse (SCI') is OR circuit (OR3), AND circuit (!\
N18) and is sent to terminal - (J133) via transistor (r31'll). And the flash device (
The set light emitting time from I.' Read from terminal - (SIN). In addition, the data of the camera's 7-row device (lower)-1 is output from the 11-column output terminal (80 ports).
The signal is sent to the circuit (NA1), transistor (B'r 10), and terminal (J'B2) to the 7-wire system.

In addition, while reading data to the camera body, the transistor <
BTlo) or bad for reading? 〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉〉゛ is output from the single series output terminal p (SOU), and the transistor (BTlo) remains non-conducting.

In Figure 16, the terminal (
0], 5L (olb), (('J] 7J outputs a signal corresponding to the range data as shown in Table 5. The decoder (D1 pull) outputs the signal at the end J'-((,-) 15) I(0)
Transistors (IJT5) to (1
;'Vi;Unocchi's 1-] is made conductive, and the ant's 11fitAN]08i/verter (l
[Transistor (13T: 1.
R: Either of fj Nocchi, please resist (1 smell, (1
1-) of <7) is selected. Resistance (R1) and constant current: 1 (1) is suitable for 11: 111.
force, resistance (1g2) and constant 1u current source (IC2> is 1.
21″, vi Kyojoro 7Ci February and under level,
1 resistor (R3) and constant current source tl (December i] l:'
, v7 Outputs nguru bell. Furthermore, the resistance (R4
) and constant current source (IC3') are suitable for IL exposure.
21. ;'V;1-bar level, (R5) is ]E
v, (R6) outputs a signal with a level over 2Ev, and (1'<7) outputs a signal with a level over 3Ev.

Operational amplifier (hereinafter referred to as operational amplifier) ((1)ノ＼1)
outputs the film sensitivity signal from the analog output terminal (ANO).
J of the operational amplifier (OA2) of the photometric circuit that
1 is connected to the inverting input terminal. Then, the output logarithmic expansion transistor (13TI) of the operational amplifier (OA2)
) is manually powered by the heath and stretched by electric current.
(CI) is integrated.

As will be described later, the 7-lanoshu device (F゛L) is connected to the terminal (1) until the X contact (SX) of camera 11+11 is closed.
JF2) to terminal (J132) is "' I-] i
Bl+" signal is output and the transistor (BT9) is conductive. Therefore, the AND circuit (A
N] Human power is applied to the single power input terminal of 5. The other input terminal of this AND circuit (November 5) is connected to the signal from the end J''-(1''l1) of the exposure time control circuit (TIC), and this terminal (TIE> is the release From the moment the signal is output until a certain period of time after the rear curtain starts running, the state is "HiBl+".Therefore, the X contact (SX) linked to the camera's shank operation closes and emits light. When you start the 7 run device CF as described below.
The signal input manually from the terminal (JF2) to the terminal (JB2) is reversed from ++ to "Loud" and the transistor (BT9) becomes non-conducting, causing the output of the AND circuit (AN15) to be " Hi81+” becomes the transistor (13T2) through the OR circuit ((Monday Te 12)
is 1: conduction. And) u/nosta (13'"1
) output type iQ is integrated by the capacitor (C1)
11: When it reaches 1Ct, the comparator (Ac
The output of t) is inverted by "II iH; ++" f2, and a pulse of 1 lil; ll is output from the one-shore F circuit (O81).

This pulse is Anne 11111 Road (, Xi month 1), Or 1
1!1 path (OR10), inverter < INI IN), 1 run path (1'i T12), terminal (,] Ll:i
) is sent to 11-Reko 7 Lanonyu device 1 and 7 Lanonyu's IC light stops.

Terminal ('I' I l:) or'l-(1111" i
Then, from No. 2 11, No. 1 [during the clock of 1, Ann! - The circuit (ANI6) outputs a ``Higl+'' pulse. At this time, the amount of light emitted (capacitor (C1
), or the appropriate exposure has not been reached and is within the range data.Is that the output of the comparator (,\C1)?
”, the output of the comparator (/\C2) or “l-1ight
”The pulse from the AND circuit (AN) 6) is passed through the AND circuit (AN) 4), the OR circuit ((month 10), and the inverter (I
N 12), transistor (BT) 2), terminal (, J
B3) to the flash device. The 7-lanoshu device (FL) outputs a Fl)C signal (hereinafter referred to as a proper light emission signal) indicating that light emission that produces a proper dew-circle has been performed with this pulse.

Also, when a pulse is output from the AND circuit I A N ] (i), the output of the humperator (AC3) is "1-
11ε11゛, AND circuit (AN) 6)
The pulse from
), OR circuit (OR10), inverter (IN12
), transistor < +s 'r12), terminal (JB3
) to the 7 run unit. At this time, a stop pulse and yet another pulse are output. This is a case where the amount of light emitted is greater than the sum of the range data and the appropriate exposure level, indicating overexposure.

Therefore, if the 7 run unit inputs 2 pulses or more in succession, it will not output a proper full optical signal s;1.l)C.

In addition, set the Co-F pattern (and when the film container is not attached to camera 1, the end J'-(017)
When the pulse from the ant circuit (AN16) is not output and the stop signal is output, a proper light emission signal + P3 is always output.

Next, FIG. 17 shows a 7-runchie device u-+,).

The operations shown in FIG. 18 and FIG. 10 will be explained. In Fig. 17, (+) l) ) is a '11 circuit, 'uil
! ii Press the output of the battery (13AP) to 1 pressure, and then
-1” (1) IQ) through the main conde/→ノ((:
1, 2, 1j lower circuit (f')l)
) is the operating period of the microcomputer (8□l CR3) terminal (0
21) F1. It is controlled by using the F run/star (1,3T25). (13'I”) is the main fund/su (C
There is an output circuit for detecting whether the photoelectric current has reached a predetermined voltage.
CiV Shikoko) Sj Running Den J”: Wait, Hikari ItL Saoji [
(・If you run 98, the output terminal will be earth.)

(TR) is a 1-recovery circuit (a flip-flop (1
It operates when the output of (F12) becomes ``HiBM'', tri-powers the xenon tube (XE), and conducts the switch circuit (SWC) to cause the xenon tube (Xl:) to emit light. . (s'r) is the light emission stop circuit, and the waist inner circuit (s'r) operates with the pulse from the AND circuit ()\N26).
With S W C) inactive, the xenon tube (×1:', )
stops emitting light.

When data is being received and received between the camera and the 7-line computer (1・'I-), the 7-lip computer (+<
F12) has been reset, and the AND circuit (AN2:
() is in the active state and the terminal (jF:g, transistor (13T22), inverter (IN2+) is used for human power 4-ruj3()μsec,] !l flμS F!
C115() μSee pulse and synchronization IJ, 7
Coupulse inputs the circuit (lItlc).

In Fig. 18, when the output of the AND circuit (A N 2:i) becomes Hi6M', the output of the AND circuit (A N 2:i) becomes Q10). Clock pulse from (CP F )
Count. Then, the decoder (+) Ell) is released from the reset state and one cycle of the clock pulse is 48 μS.
When eC elapses, a pulse is output from the terminal (dl). After another 98 μsec passes, the terminal (d2) murmurs 148
After μSeC elapses, 152μSec from terminal (d3)
When the time elapses, a pulse is output from the terminal (d4). Therefore, if a pulse of 50μ5ecll is input, the terminal (dl
) with a pulse of 7 rims and 70 rims (R1-'20)
The pulse frequency from the 777971 circuit (0315), which is sent every 50μsee pulses), is output from the 777971 circuit (0315). Connect the output of the front block (RF20) to the front block C1) F20) or the terminal 1.
．． Transfer data from CA) or HiεL"i to the camera.
[becomes a signal]

Terminal J' (F I CA ) or 'II iH; The clock pulse of the camera is applied to the coater (
1) L'2ji, clock pulse or manual input
At the end J' (r (+ > ~ ([7)) sequentially ゛N i
gl＋” ', then strain. Then, data transfer power・
When finished, the microcomputer (MCF) terminal (L) 20)
Flip 70 knobs (RF'20) with pulses from (
D l-'20) or reisez)3jt&i child(1-'I
-CA) becomes °l l-o field 11.

1 (1(,1μsec) When the pulse of Ill is input manually, the pulse from the terminal (d2) of the decoder (DIEll) is output from the OR III circuit (.

■ 30), 7 rimbu fronttub (formerly '2')
o) + is applied, this flip 70 tube (RI・'
20) Beam cent, 7 limbs, F1<F2
]) is se.

will be played. And this] t,l Oμ5ccll+
A flip-flop occurs at the falling edge of the pulse (January 2
1) has this pretend, Pu 70. The output of the input terminal (R1'2]) is subjected to randomization, and the terminal (CAFl-) becomes 'll1Hh', which becomes a signal indicating that data is transferred from the camera to the 7-ranche device (t'I-,).

When a pulse of 150 μsee Ill is manually applied, 79 knobs and 70. (1 housing 20) is terminal < C12), (RF2
. Then, at the falling edge of the pulse during this 150 μsec, a flip occurs. (RF22
The output of j is launched by a 7-lint flop (DF2z) i to terminal <I<1. , ) or Higl+", which becomes a signal indicating that the exposure control operation is to be performed. These 7 linop flops (1<F22), (DF22) are connected to the X contact C3X), and the light emission start signal becomes AND. The terminals (1'< ], , ) output from the circuit (AN25) become ``LollI''.

In addition, 7 limp/70 knobs (RF20), (RF2])
.

(RF22), (t) l・'20), (old '21L (
1) F22) is the power A reset when the power is turned on, the pulse from 1 circuit (PR2) or〉: Ju,
', ', ': (''>X) or open transistor (
F31' 2:1) or 1 lead jlfi l By doing so, the pulse from Wannyong Fdoji'i (OS 10) is strongly powered through the OR circuit toI<2 (1) and is output.

All of them are based on Funaya-1 in Figure 153.
The operation shown in FIG. 7 will be explained. First, turn on the power switch (F5
) (see Figure 10) is closed, the 7 run-yu device (
The FLJ circuit 1 is supplied with power, the microcomputer/(MC1) starts an initial resent operation, and the circuit of the pond is re-cented.The microcomputer (1\・ICE) is connected to the terminal <(
, )2]) is set to "HiBh" and the transistor (13T
25) is made conductive and the voltage circuit (Dlr) is activated.

Furthermore, terminals (022) and (020) are connected to °' l-, o
uI" and the ζ AND circuit (AN24) becomes 1': enable state.Furthermore, set 歂i-'r(023) to "Higb".
The drive circuit (8II)C) of MO) is made operable and the terminals L025), (02Li), and (027) are set to "Lou".
+ +Lou+, l-1iBh'' signals are output and set at the middle position of the 'C panel or the movable area.

(FLY”) changes the irradiation direction of the flash,
It is a 7 latches panel installed in a 7 latches device (FL), and (COP) i is a Franche panel IIγ.
It is a position data output unit that outputs data corresponding to the position, and (DCO) is a data output unit that outputs data corresponding to the position data output unit (C01') and a microcomputer (Nic+ terminal (025),
(02G), lens (1-E) from (('')27)
Compare the data corresponding to the focal length of the panel (
1.'LI') is outputted to indicate which direction to move one step. The motor drive circuit (MDC) rotates the motor (MO) forward or reverse based on the direction signal from the comparator circuit (DCO), and locates the position where the two data manually input to the comparator circuit (1) Co) match. Up panel (FL)
P) is moved. Therefore, in this 7-lanche device, the flash irradiation range changes according to the focal length of the photographic lens, and efficiently covers the waist photographing angle of view.
The microcomputer (h=tct) is followed by the timer mm and the nostar T.
Set 30 minute data 3UMD in lr,
HAL enables interrupts by terminal (IC) and timer
, becomes T state.

If data is not exchanged with the camera or the light emitting operation is not performed, the timer 14i'l will be interrupted, and if a timer interrupt occurs, the timer register '1' will be used.

l' to jweiS? ', L, Reno Star i' I l<'1' distinguishes whether or not it becomes 0 pa. Then, '' (If it is not 1, that is: (0 minute empty / 1
If the end r is not completed, the timer: '+i included and end r-(
il, ), and enters the 11-\L, T state. Tsuba Reno Star i' I H's contents are'”t
, l '' + konnat' [that is, 30 minutes have elapsed. 1' 11 . Then, with the terminals (021) as li lo, II, the layer pressure circuit (1) [ −))
Movement 11. is stopped, and the interrupt by the terminal (IL) is
As a function, the state becomes II A L i'.

A pulse of 50μ5ecTl is input from the camera, and when the terminal (FLCA) becomes "'l-1i Bh", the terminal (il,)l interrupt 13 is generated via the OR circuit (01122).
The microcomputer (MCF) starts operating from step 70 with human power. In step #70, the terminal (IL
) is 'l11gM' and in this case the terminal (i
Since lO) is "Lo...", it moves to step I71 and performs serial input/output operation. At this time, the microcomputer (MCF) on the flash side connects the terminal <JF3), transistor (BT22), and inverter from the camera side. (IN2], ) is input one time and performs serial input/output operation based on the clock pulse manually input to the clock terminal (SCP).When this operation is completed, a pulse is output to the terminal (020) and this With a pulse, the terminal <l-”l as described in 111j
-CA) is “I-.

Become a rice field.

If the terminal (FLCA) becomes "'Hi611", the output of the NOR circuit (NOll) will be tligl+", and the flip 70 tube (RFIO) will remain in the cent state until it starts emitting light. 7212 circuit (
The output of l\N22) becomes “Hi81+” “Q, the output of NOR circuit (NO] Oi becomes II L ollIll,
The transistor (13T20) conducts and the terminal (JF20)
), a signal of "ll1611" is output.

When the terminal (1'LCA) becomes ``')li611'', the output of the NOR circuit (NOII) or +11-oIl,
Then, it becomes possible to output data from the 7/sh device (I 1 power to the 1 run star (Y3T20)).

When the clock pulse from the camera is followed by JI (first, a signal of "ll1g1I" is output from the terminal ([0)),
This signal directly connects the NOR circuit (N(:)I(1), transistor (131' 20), terminal (jF2) to iF
It is sent to the L-ζ camera side. This signal is supplied with power on the camera side.
It is used as a signal to distinguish between 1' and 1'. next 2nd 1
If a clock pulse of 1 is input, the end J'-ke1) or "
'Hi+; becomes 11". Then, the ant circuit (A i"
120) or active Jl, the charging voltage detection circuit (1) 'Charging complete from I' + 'f1i' or AND circuit (AN201.77 circuit (N010), 1 run/゛ phantom BT20), ii terminal (Jl'2) and sent to the camera side.

Here, charging light-” No. 195 is the main conde/c
If the charging voltage of xi 5 has reached some level, then l-1i
If the company does not reach ``BII'', it will become ``l = Oda゛''. If you input the clock pulse of camera number 3 II, end -f
-02) or HiH;l+゛ and AND circuit (ANZ
+) The state becomes J state.

At this time, as will be described later, if the light emission for exposure is not properly performed, the output of the AN) circuit (AN28) will be “H”.
i) (1+”), and this signal or ant circuit (AN2
+), NOR circuit (NOIO), transistor (13T2
0), is sent to the camera via the terminal (JF2).

The above three types of data are sent to the camera from the Franche device (Fl, , ). The microcomputer (MCF) is 8 from the camera.
When clock pulses are input, a 'Hi81+' pulse is output from the terminal (020), and the terminal (1" LCA
) to “Loud”, then set the terminal (022) to “ll1”.
61-, the AND circuit (AN24) is set to the ffg operating state, and the photoelectric complete display by the light emitting diode (Ll, )]) is set to 11 pages.

Next, data for 30 minutes (operating time of the booster circuit (DD) 30MI) is set in the timer nostar 'V]H to enable an interrupt to the terminal (IF). Next, set 5 second data (display hold) 5S■) in register COR, set 1 from this register COR to KW, and connect terminal (ill).
) repeats a series of operations to determine whether "lliε11" is 1'ij and whether it is the contents of register CUR or "()". And the end 7'-(ill) is "1."
If the status remains "our" and there is no interrupt (t8) to the terminal (IL), and the contents of the register COR become ""()", in the second case, no data is exchanged with the camera, and 5 seconds are left. The terminal <022) is set to "LoIll".
”, and the charging completion display is lit at 71″f→l The display section (1・DP) of the flagille device (1 shout) is set to Frank display, and the timer interrupt is enabled, HA Li':U,
It becomes a state.

#7・[Is the step 'Miii'J'(ill)'
When it is determined that it has reached 111gM', it is determined that 41 T-(02:+) is It i; oII in step #75.
As Ill, the movement of the motor (ID) is prohibited and the movement of the motor (Fit') is prevented from moving during the dazzling light. Then'ζ, DW1'-(ill) is "I-ol
II” and the 5&lL operation ends (force/to
When the light emitting operation is completed, #73
Go back to step. That is, the display hold time is 5 seconds from the end of the data exchange operation with the camera or the end of the light emitting operation. In addition, the booster circuit (+) l)
> operation hold time is the power switch (1:'M
While the opening or display hold of S) is completed: (
() minutes.

When a pulse of 1'(10"μsec III is input to the terminal (JF3), the terminal (CAl?L) becomes 1118.
11' and a NOR circuit (NOll) and an AND circuit (A
The output of N22) is “1,” the NOR circuit (N010:
+ output becomes 'lliε11゛, transformer 7 star (B
T20) is non-conducting, 1liiiJ″-(J l'
2) The data input from the transistor (13
The data can be read from the microcontroller (8□) terminal (SIN) via the inverter (IN20) and the inverter (IN20).

First, manually connect the terminal (JF2) from the camera to the terminal (JF2) in the upward direction shown in block #7 () of the microcomputer (icF).
○Read the data and set it to register S\1゛1<, then read the range data and set it to register) EN1
<], l'', old 'R2, then read the aperture value for 7 run shots and set it to register!X ~ 1.1<, then read the exposure time for 7 run shots. Register T\“Set to FR and take more photos? gauze focus Mli
gl+, /! : Read and set in register II'R.

Next, this camera lens (LE)
) The irradiation angle changes according to the focal length g++ of the lens, so the maximum and small light emission amounts IvJ and Ivo change.

Then, the focal length read from the power/vehicle, MI [ROlVi in the microcomputer (11ic t') based on the data
The data of IVII+,]v0 stored therein is obtained by specifying the address of . In the same way, the ji, +, ', i erase j81 stored in ImaOM
[Pie based on the data (position data of 1-1-1 yen (1-' yen)) is 1:1, and this IIγ device is connected to the terminal ((,)25L1.,)2L+)+ ((耀7)) and set the 1◇ position of the panel (Ill') to the focus bl axis
・] Move to the corresponding position.

Next, 1. from the camera. ) Based on the C/4 collection data, the data of the interlocking iton 111 is calculated based on the data. First, the maximum light emission: ljIVIll, fill l, sensitivity, speed and range data' [, lv+11+(S \ l'l<t+Ll', IkuMl
-<2) (A \°ni゛[<)=l') Performance of van 11. Execute '[Maximum f: < IM N: Sugi Wb distance (n, output.) Compare the range data on the under side at knee when its value is 0, and see that it is appropriate exposure up to 'E distance. Therefore, the value obtained by adding this data is the maximum 1 < photo 1'
3゜, which is cedar & 11 separation, followed by Ivo+(SVFR) (1″: 1.I F +<1
)−(,Ikawa)=D~・0 to calculate the shortest shooting distance. The range data on the over side is considered to be a proper exposure up to a short distance when compared to this range (), so the value obtained by subtracting this value is the shortest shooting distance.

Next, the shortest and longest shooting distance data 1) νill +')
ν. , 7-ranche photography aperture value data (A V ['
R), ISO data (SVFR), and exposure time data for flash photography ('"\"I" R) on the display (1・l-
,)P)i to perform the front stop and connect the terminal ((-)20)
Output a pulse from 7J 1'-(AFI-)
Set the terminal (023J to "1liBl+") to l-o, l.
to enable the drive of the panel (FLT) #72
Move to the next step.

Next, we will explain the 7-run run-up action.

When the X contact (SX) on the camera side closes, the transistor 3T23) becomes conductive, and the one-shot circuit (O311)
Outputs a pulse of 'I-l-1i' from.At this time,
If charging is completed, this pulse is output from the AND circuit (AN25) and the flip 70 knob (171-
'10), (RI? ] ), (Rdo12)
or sera). When the 7rimp/70tube (R1"IQ) is set, the output of the AND circuit ()~N22)
1l-oIIIll, and the NOR circuit (N('+10
) output is '° mountain and 1. ll+conari, transistor (
BT20) or f-conduction] and R crystal i J'(, I
P2-1 becomes "I-0111". With this signal, one of the above-mentioned functions is the integral movement 1 for controlling the light amount of the 7 rays on the camera side.
'1. or start. Also, Chikara Anda (C010) Nori 7 Ru] Old appears in 11i1 and Chikara'nn+(C(-JI
O) is myfube M':,, 'l') from black,
The pulse (CI'l') is force・n/1・)−. stop'
It's light 5) to emit light at this time, but after 1 hour, it ends J'b; By this, the transistor (13T2(l
J is conductive, end J' (J "2)" is High.
Then, the integral movement 11- on the camera side stops. stop'
[, While the terminal (bl) is 'l-1igl+'l, turn the flip 70 pump (l) in Figure 16 on the opposite side.
After a sufficient time for the Q output of 5> to become "Low", the terminal (82) becomes "Higl+" and this '"l-1
igb”Ii, OR circuit (Of<2:l).

via (OR29)
It is applied to Flo), (l"12), 7 renov.

If you get a 7 renobu flop (1<F]2) or a senotosa,
This signal is sent to the trigger circuit (1" R) and starts emitting light from the xenon tube (XE).
1111 ()\N25) becomes disabled, the signal from the camera that is manually input from the inverter (IN21) is no longer input to the circuit (IIVlC), and the inverter (I
The signal of N21) is outputted from the AND circuit (AN2(i)). Then, when the light emission stop signal is input from the camera or manually via the inverter (IN21), the light emission stop circuit (ST) is activated and the xenon The tube (X) stops emitting light.Furthermore, with this signal, the 7 linop/70 knob (
1<F1a) or cents. 11; As described in j, if the integral value exceeds the over-side interlocking range, another pulse is output from the camera side. At this time,
Already, 70 years ago (formerly '13) was completed.

output of the delay circuit <DL) is “Hi B h”
Therefore, it is output from the AND circuit (AN27) via one 2<Rus or 47 circuit (12=1), and is converted to
There is no indication that 7 degrees of proper exposure has been performed.

Mamoru, who was forced to manually emit a light emission stop signal of 7 lanches with proper exposure, flipped the 70.
pu(1'<l・river;)) remains as 7 no I shape]' shi. In addition, the light emission 1 (Niji city signal) is output, so the light emission is performed, and then the integral operation is completed.
L i + i, or the range data on the AND side, the L value becomes under 11111, and the pulse or 1,11
．． 1 by force yjt, - by 7 renobu・70/fi (1 (L' l: Ben is reset and suitable ll, dew) Display 1-.

Furi, Fu・70. F (1g l' l 1) is a 772571 that outputs a pulse when the × contact (SX) is opened.
It is activated by a pulse from the circuit (OS 10). At this time, the output of the ant circuit (AN2S) is "I
t 1HHh", and this signal is as described in n;j,
A J- signal is sent to the camera to indicate that 7-runches of jN normal exposure have been performed. Furthermore, Anne) S circuit (
! When the output of \N28) becomes ``High'', the counter (COll) is released from the positive state and starts counting clock pulses. And Luminous Guio F
(1-D2) blinks based on the frequency-divided clock pulse from the terminal (1+], ), and after -travel time has passed, the terminal f(112) becomes 1 "tligl+".
The clock pulse passes through an AND circuit (AN29) to 7 lip-flops (1 F1a)! This mark JJIIsa11,
This flimbu 70 nbu (1<1'13) is reset and the counter (COII)! ,, it becomes resen 1 state,
The light emitting diode) has 11 awards.

In addition, if a pulse of 15 U μscc is input from the 1st child (, ++゛a), the terminal (open force becomes "'High" and flips when it is 51, 70/p is Mad 13) or sets, toss. If it is, it is reset by a signal from this terminal (RL). In addition, as mentioned in +iii, the AND circuit (
When a light emission start signal is input from the terminal (l\N25), the terminal (
RL) becomes a PALO field.

FIG. 20 is an example of the layout of the display 111 circuit of group 1 (). When the terminal (C1)]') becomes "ll1g1+", the synchronization clock pulse (SCP) # launch pulse is sent to the terminal (('1), ((:2>, (?3)) every time the bow The data is output from the launch control circuit (L A C).Then, the data read into the 1ll row human-powered renostar (S++<) is sequentially stored in the registers (old: ni l), (old),
(Old: C; 3). Therefore, register (R
i: Exposure time or Is (:) numerical data,
(Old', (, 21i is numerical data of aperture printing or A-barrelay 1, (old': G3) is display mode data, that is, register M I' in the microcomputer (ll1g1+))
Inside H'(NkalihaHy, Jl, terminal -((・0)
~(,=7+ output to register l l'J R's h y
1Ml')INO~λ1lE7ikos・j corresponds.

1) in the decoder (I), decoder 1, l<1', (
. Set the output of 1) to the value for displaying the exposure time by 'mugi1'/le, (
l') l:2) is the ISO data table Ogawa's (directly changed F
't iru. Then, the O data selector (DSI) receives data from the decoder (DIEI) from the terminal (el) or "Higl+", that is, in the exposure time display mode, and from the decoder (1)C2) in the "Lo data", that is, 15L display mode. The decoder (1) C3) converts the output of the register (REG2) into a value for displaying the aperture value.
The decoder (1)1Σ4) converts the data for override display. Then, the data selector (1) S2) is connected to the terminal (C4
) or 1ll (igl, !1, that is, in the aperture value display mode, the data from the decoder (1') C3)
In other words, in the override 'display mode, the data from the decoder (+) I'', 4) is output. The code (DE5) is the terminal LED of the register (REG3).
- A decoder that converts data from (C4) into data for symbolic representation.

The timing signal output circuit (Tic) is connected to the terminal (Jl) at 8
It outputs a clock pulse of l1lz at Hz, ('2), and further sends a timing signal to the common signal output circuit <coD) and the segment signal output circuit (SEI)). The segment signal output circuit (Sll) includes a data selector (DSL), (DS2), and a decoder (1) 1E.
A display signal based on the data from 5) is output, and the display shown in FIG. 1 is performed. Also, register (
If it is 1118M (+7) or 1118M in 3), a clock pulse of 111/ is output from the AND circuit (chi) and the display flashes at 1117.

The signal pressure from 5L (e6) is applied to the terminal of the register (+<Ec; 3).
l') C) and the terminal (DPIE) becomes l1i
When the state is 81S', a drive signal corresponding to the state of the wall/shock is output.

O...Dedicated part ×...Non-conducting part Table 2 Table j) Table 4 Table 5 Effects As explained above, in the present invention, the film is loaded in the camera and a predetermined number of frames are wound. The set film sensitivity data is displayed until the film is wound up, and the exposure control data is displayed when the film is wound a predetermined number of frames. The film speed will be displayed,
This makes it easy to check the film being used to prevent incorrect settings by the photographer. In addition, since film sensitivity data and exposure control data are displayed on one display device, a large number of display devices 111 are required for each type of information (there is no need for mounting, and a large display device space is required. It is possible to provide an easy-to-read display device without any problems.

[Brief explanation of drawings]

Fig. 1 is a perspective view showing the external appearance of the camera to which the present invention is applied; Fig. 2 is a view showing the inside of the camera of Fig. 1;
The figure shows an example of the display, Figures 4 to 7 are plan views of detailed examples of the film information display window in the camera of Figure 1, along with the optical path, and Figure 8 is an example of the light control film. 9 is a plan view showing the relationship between the film counter and the counter switch, the back cover and the back cover opening/closing detection and the inner, and FIG. 10 is a block diagram showing an example of the camera control device of the present invention. Figures 11 and 12-
Figures 1 to 12-4 and Figure f513 are 70-charts showing the operation of the device in Figure 10, Figure 14 is a graph showing the relationship between lEv value, aperture amount, and shutter speed in the control device in Figure 10; Fig. 15 is a perspective view showing the data reading part of the film container, Figs. 16 to 18 and 2().
The figure is a circuit diagram showing the main parts of the 10th and 1st control device, and the 1st!
FIG. 70 is a chart 70 showing the operation of the circuit shown in FIG. 18. 1...Camera body, 1...Display device, (1')r
'c)... Display circuit, (LDI')... Liquid crystal display section, (lvlcB)... Microcomputer, (L8 IC)...
・Measurement circuit, (SFC)...Film counter switch. Patent applicant: Minolta Camera Co., Ltd. Agent: Patent attorney: Aoyama Aoyama (2 others) Osaka International Building Minolta Camera Co., Ltd. (Osaka International Building: Minolta Camera Co., Ltd.) Inventor: Masayoshi Sahara 2-30 Azuchi-cho, Higashi-ku, Osaka Address Osaka Kokusai Building Minolta Camera Co., Ltd.

Claims (1)

[Claims] (1) film sensitivity data output means for outputting film sensitivity data set manually or automatically;
A photometry means for measuring subject brightness tQ; an exposure control data output means for outputting exposure control data based on data from the film sensitivity data output means and the -1-d photometer; The first signal is output until the number of turns b1- is taken, and the predetermined pieces Vi8 and 1-gella I are output.
i, a signal output means for outputting a second signal;
) When the first signal is output from the output means, -1, the data from the film sensitivity data output means is outputted, and -1
, when the second signal is output from the signal output 'L stage'-
A camera characterized in that it comprises data output means for outputting data from the exposure control copper 1 data output stage F and display means for displaying film sensitivity data or exposure control data based on the data from the data output means. display device.