CN115348701A - Device with status indicator lamp - Google Patents

Abstract

The invention discloses a device with a status indicator light, and relates to a device with an indicator light capable of switching and selecting different contents to be displayed. The method comprises the steps that by adjusting a rotary coding switch, a dial switch, a sliding coding switch, a 1:N switching device or a switching mechanism outside an exposed shell of a jumper cap pin arrangement, an address signal provided by an address unit (2) formed by the rotary coding switch, the dial switch, the sliding coding switch and the switching device is controlled to control a data channel selection unit (1) to select a specific indicator lamp driving signal (9) to drive an indicator lamp (31); meanwhile, the displayed content of the indicator lamp at the moment is prompted through the position of the switching mechanism and even the prompting information on the shell. Each indicator light can conveniently, simply and selectively display different contents, and the number of the indicator lights of the device and the configuration of the circuit are reduced.

Description

A device with a status indicator light

technical field

The present application relates to a device with an indicator light display, in particular to a device in which the indicator light can be switched to select and display different contents.

Background technique

The indicator lights of the device display many operating states of the device, and a large number of indicator lights are often required, which will occupy a lot of circuit board and device resources and consume power.

Patent CN29427192U discloses an Ethernet switch that independently displays the state of the network port. The numbers of the LED digital tubes are changed by buttons, and the numbers of the LED digital tubes indicate different group numbers of the 4 LED indicator lights. In such a scheme, the control circuit of buttons and LED digital tubes is very complicated. In order to indicate the content of the four LED indicators, LED digital tubes are required instead, which requires a lot of circuit resources and consumes a lot of power.

Contents of the invention

The technical problem to be solved in this application is: to make each indicator light controllably display multiple different state information more simply.

In order to solve the above technical problems, the present application discloses a technical solution, a device that uses an address unit with an exposed switching mechanism to control a data channel selection unit for outputting different status information to an indicator light. Combining Figure 1 and Figure 2.

A device with a state indicator light, comprising a display assembly; the display assembly includes an address unit 2, a data channel selection unit 1 and several indicator light units 3; the data channel selection unit 1 includes a data selection device ( Such as the data selection circuit 19 composed of CC14539 four-choice one data selection chip or configured as a data selection PLD chip), the data selection circuit 19 has a plurality of input ports 11, a number of output ports 13 and a plurality of initial high-level addresses port 12; the indicator light unit 3 includes an indicator light 31 whose lamp base is exposed to the device casing, and an optional series current limiting resistor 32; the address unit 2 includes a rotary coding switch 21 that is configured on the outside of the device casing 5 by a switch handle ; The rotary encoding switch 21 includes a plurality of first ports 211 and a second port 212; the first ports 211 are respectively electrically connected to the address port 12 of the data selection circuit 19; the second port 212 is directly or through current limiting The resistor 33 is electrically connected to the ground 4; the multiple input ports 11 of the data selection circuit 19 are electrically connected to the multi-channel indicator light drive signal 9, and the output port 13 is connected in series to the indicator light unit 3 and electrically connected to the ground 4; The handle 213 of the encoding switch 21, on its different stalls, its first port 211 outputs signals of different combinations of high and low levels as address signals, which are given to the address port 12 of the data selection circuit 19, so that the data selection The circuit 19 controls a certain indicator light driving signal 9 to drive the indicator light 31 through the output port 13; Lamp 31 is associated. Several indicator light units 3 correspond to several output ports 13 of the data channel selection unit 1 .

Specifically, the rotary encoding switch 21 shown in FIG. 1 is an absolute value rotary encoding switch of the sliding electrical connection type of the movable piece and the fixed piece, and includes a plurality of first ports 211 and a second port 212; the plurality of first ports 211 are respectively connected to different The radius stator is electrically connected, and the shape of the stator is configured according to the setting; the second port 212 is connected to a radial moving piece 219, and the moving piece 219 is electrically connected to the stator at different radial positions by sliding. Driven by the handle 213 of the rotary encoding switch 21 to rotate the central axis, the movable piece is connected or disconnected from the fixed piece with different radii according to the design shape of the fixed piece.

Further, the rotary encoding switch 21 may also adopt an absolute value grating, a magnetic induction or a capacitance rotary encoding switch or a linear encoding switch, and it only needs to be used as an address signal for the data selection circuit 19 .

Specifically, different styles of encoding switches 21 and their corresponding circuits to provide corresponding address signals for the data selection circuit 19 are within the scope of protection of this application. The address circuit composed of 1:N switching switch and 74LS148 coding chip is also the protection scope of this application.

Further, with reference to FIG. 2 , the indicator 215 of the handle 213 of the rotary switch 21 is printed on the corresponding position of the housing 5 with a prompt character 214 to prompt the content displayed by the indicator light 31 when the handle 213 is in position.

Further, with reference to FIG. 3, one of the rotary encoding switch 21, the sliding encoding switch or the 1:N switching device, and the indicator light 31 are integrated on the same device, that is, the switching device with an indicator light, which is smaller in structure compact.

Further, referring to FIG. 4 , the rotary coding switch 21 can also use a switch mechanism exposed to the dial switch 22 of the casing 5, a sliding coding switch or a jumper cap pin row, and there are also multiple first ports 221 and connecting wires. The integrated second port 222 also changes the corresponding dial code, slide button or connects the jumper cap, and provides the address signal to the data selection circuit 19, so that the data selection circuit 19 controls a certain road indicator light driving signal 9 to pass through The output port 13 drives the indicator light 31 .

The beneficial technical effects of the technical solution disclosed in the application are:

By adjusting the rotary coding switch, the dial switch, the sliding coding switch, the 1:N switching device or the switching mechanism exposed outside the casing of the jumper cap, the address signal provided by the address unit (2) composed of it can be controlled. The data channel selection unit (1) selects a specific indicator light driving signal (9) to drive the indicator light (31); at the same time, through the position of the switching mechanism, even including the prompt information on the casing, it prompts the display of the indicator light at this moment. content. Each indicator light can conveniently and selectively display different content, reducing the number of indicator lights and circuit configuration of the device.

Description of drawings

Figure 1 is a schematic diagram of the composition of a device that uses a rotary coding switch to switch the display content of the indicator light.

FIG. 2 is a schematic diagram showing the appearance of different gears of the handle 213 of the rotary switch 21 on the casing.

Fig. 3 is a schematic diagram of the gear position appearance of the rotary switch with indicator lights on the casing.

Fig. 4 is a schematic diagram of the composition of a device that uses a dial switch, a sliding code switch, or a pin row of a jumper cap to switch and display the content of the indicator light.

FIG. 5 is a schematic diagram of a device that uses a single-chip microcomputer to realize the content displayed by the rotary coding switch of the data selection circuit 19 to switch the indicator light.

Detailed ways

Embodiment 1 discloses a device that uses the address unit and the data channel selection unit exposed by the switching mechanism to control the output indicator to display the content. The technical solution has been described in detail in the summary of the invention, and will not be repeated here. The following are supplementary instructions.

Further, with reference to FIG. 5 , the function of the data selection circuit 19 described in Embodiment 1 is realized by a single-chip microcomputer.

A device with a state indicator light, comprising a display assembly; the display assembly includes an address unit 2, a data channel selection unit 1 and several indicator light units 3; the data channel selection unit 1 includes a single-chip microcomputer 18, and there are many One input port 11, several output ports 13 and a plurality of address ports 12 that are initially high level; the indicator light unit 3 includes an indicator light 31 that exposes the lamp cap to the device casing, and an optional series current limiting resistor 32; the address The unit 2 includes a switch handle configured on the rotary encoding switch 21 outside the surface of the device casing 5; the rotary encoding switch 21 includes a plurality of first ports 211 and a second port 212; the first port 211 is connected to the single chip microcomputer 18 respectively The address port 12 of the single-chip microcomputer 18 is electrically connected to the address port 12; the second port 212 is electrically connected to the ground 4 directly or through the current limiting resistor 33; the multiple input ports 11 of the single-chip microcomputer 18 are electrically connected to the multi-channel indicator light driving signal 9, and each output The port 13 is connected in series with an indicator light unit 3 and the ground 4; when the handle 213 of the rotary encoding switch 21 is rotated, the first port 211 outputs signals of different high and low level combinations to the single chip microcomputer 18 in different gear positions. address port 12; the program on the storage medium of the single-chip microcomputer 18, when running, accepts the address signal of the indicator light drive signal 9 and the address interface 12, and passes a certain road indicator light drive signal 9 through the output port 13 according to the address signal Driving the indicator light 31 ; the position of the exposed handle 213 of the rotary encoding switch 21 is associated with which indicator light driving signal 9 drives the indicator light 31 through the output port 13 .

Specifically, the device casings in this application include box-type casings and card-type casings.

Specifically, the indicator light 31 in this application may be a lamp bead, preferably an LED indicator light.

Specifically, in the solutions shown in Fig. 1, Fig. 4 and Fig. 5, the multi-channel indicator light output signal 9 lights up the indicator light 31 at a high level; the corresponding multi-channel indicator light output signal 9 low level The indicator light 31 is turned on. In the solutions shown in Figure 1, Figure 4 and Figure 5, the address signal of the switching device is at a low level when it is connected or in the first state; correspondingly, it is at a high level when it is connected or in the second state; here The first state and the second state are corresponding states that meet the requirements of the scheme. The changes of the circuit connection caused by these changes belong to equivalent common sense for those skilled in the art, which is implied in the present solution and is also the protection scope of the present application.

Specifically, the multi-channel indicator light driving signal 9 not only includes each physically independent multi-channel indicator signal line; but also includes multi-channel indicator signal signals encoded into serial signal lines, which are read by a serial-to-parallel conversion circuit or software, The indicator signals are logically separated into different lines. The addition or change of software and hardware adjustments to adapt to these independent lines or coded serial lines is common sense for those skilled in the art, and is implied in this solution and is also within the scope of protection of this application.

The above-mentioned specific implementation is only a schematic and detailed explanation of the technical solution of the present application. The present invention is not limited to the above-mentioned embodiments. For those skilled in the art, all improvements and substitutions based on the above-mentioned principles and spirit on the basis of the present application are acceptable. Should be within the protection scope of this application.

Claims (9)

1. A device with a status indicator light, comprising a display assembly; the display assembly includes an address unit (2), a data channel selection unit (1) and some indicator light units (3); the data channel selection unit (1) There are a plurality of input ports (11), several output ports (13) and a plurality of address ports (12); the indicator light unit (3) includes an indicator light (31) whose lamp cap exposes the device casing; The address unit (2) includes a switching device configured by a switching mechanism outside the surface of the device casing (5), which includes a plurality of first ports (211) and second ports (212), and the first ports (211) are respectively connected to the The address port (12) of the data selection circuit (19) is electrically connected, and the address port (12) has a corresponding address signal when the switching mechanism is changed; a plurality of input ports (11) of the data selection circuit (19) are connected to multiple The indicator light driving signal (9) is electrically connected, and each output port (13) of it is connected to an indicator light unit (3) to drive the indicator light (31) in the indicator light unit (3); the data selection circuit (19 ) according to the address signal to select a road indicator light driving signal (9) to output from the output port (13) to drive the indicator light (31) in the indicator light unit (3); the position of the exposed switching mechanism is related to which road indicator light is driven The signal (9) is associated with driving the indicator light (31) through the output port (13). 2. The device with status indicator light according to claim 1, characterized in that, the data channel selection unit (1) comprises a data selection circuit (19) composed of a data selection device or a PLD chip configured as a data selection. 3. according to the device of the state indicator light of claim 1, it is characterized in that, described data path selection unit (1) comprises a single-chip microcomputer (18), has a plurality of input ports (11), some output ports (13) and A plurality of initial address ports (12) of high level; the first port (211) of the switching device is electrically connected to the address port (12) of the single-chip microcomputer (18) respectively; One input port (11) is electrically connected with multi-channel indicator light driving signal (9), and its output port (13) drives indicator light unit (3) in series; The indicator light driving signal (9) and the address signal of the address interface (12), according to the address signal, a certain indicator light driving signal (9) passes through the output port (13) to drive the indicator light (31). 4. The device with status indicator light according to claim 2 or 3, characterized in that, the address unit (2) includes a switching device, and the switching device is a rotary coding switch, a dial switch, a sliding coding switch or a jumper One of the hat pin headers and 1:N switch. 5 . The device with status indicator light according to claim 1 , characterized in that prompt characters ( 214 ) are printed on corresponding positions of the device casing ( 5 ) pointed to by the exposed switching mechanism of the switching device. 5 . 6. The device with status indicator light according to claim 1, characterized in that, the indicator light unit (3) comprises a current limiting resistor (32) connected in series. 7. The device with status indicator light according to claim 1, characterized in that, the indicator light (31) is a lamp bead or an LED indicator light. 8. The device with status indicator light according to claim 1, characterized in that, said multi-channel indicator light drive signal (9) includes each physically independent multi-channel indicator signal line and/or multi-channel indicator signal code into a serial signal line. 9. The device with status indicator light according to claim 4, characterized in that, one of said rotary encoding switch (21), sliding encoding switch or 1:N switching device is integrated with said indicator light (31) device.

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