JPH0393905U - - Google Patents
Info
- Publication number
- JPH0393905U JPH0393905U JP45290U JP45290U JPH0393905U JP H0393905 U JPH0393905 U JP H0393905U JP 45290 U JP45290 U JP 45290U JP 45290 U JP45290 U JP 45290U JP H0393905 U JPH0393905 U JP H0393905U
- Authority
- JP
- Japan
- Prior art keywords
- sequence program
- programmable controller
- sequence
- memory
- sequence programs
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000015654 memory Effects 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Landscapes
- Programmable Controllers (AREA)
Description
第１図はこの考案の一実施例および従来の方法
によるプログラマブルコントローラの動作を示す
図、第２図はこの考案の一実施例によるシーケン
スプログラムをシーケンスプログラムメモリへ登
録する方法を示す図、第３図は従来の方法による
シーケンスプログラムをシーケンスプログラムメ
モリへ登録する方法を示す図である。
図において、１はシーケンス切換データ、２は
入力回路、３はＣＰＵ、４はチツプセレクト回路
、５は内部データメモリ、６はデコーダ、７はメ
モリ選択信号、８〜１０はシーケンスプログラム
メモリ、１１はチツプセレクト信号、１２はシス
テムメモリ、１３はＩ／Ｏバスインタフエース、
１４は入力部、１５は出力部、１６はアドレスバ
ス、１７はデータバス、１８はＩ／Ｏバス、１９
はシーケンスプログラム格納領域、２０はシーケ
ンスプログラムの転送先切換手段、２１はシーケ
ンスプログラム転送手段、２２は複数のシーケン
スプログラムを格納しているＦＤ、２３はシーケ
ンスプログラムの転送指令、２４はＲＯＭ書込み
装置である。なお、図中、同一符号は同一、また
は相当部分を示す。
FIG. 1 is a diagram showing the operation of a programmable controller according to an embodiment of this invention and a conventional method; FIG. 2 is a diagram showing a method of registering a sequence program into a sequence program memory according to an embodiment of this invention; The figure shows a conventional method for registering a sequence program into a sequence program memory. In the figure, 1 is sequence switching data, 2 is an input circuit, 3 is a CPU, 4 is a chip select circuit, 5 is an internal data memory, 6 is a decoder, 7 is a memory selection signal, 8 to 10 are sequence program memories, and 11 is a Chip select signal, 12 is system memory, 13 is I/O bus interface,
14 is an input section, 15 is an output section, 16 is an address bus, 17 is a data bus, 18 is an I/O bus, 19
2 is a sequence program storage area, 20 is a sequence program transfer destination switching means, 21 is a sequence program transfer means, 22 is an FD storing a plurality of sequence programs, 23 is a sequence program transfer command, and 24 is a ROM writing device. be. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
機能を備えたプログラマブルコントローラにおい
て、シーケンスプログラムを格納する手段にＲＡ
Ｍを用いたことを特徴とするプログラマブルコン
トローラ。 In a programmable controller equipped with a function of selecting and executing a plurality of different sequence programs, RA is used as a means for storing sequence programs.
A programmable controller characterized by using M.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45290U JPH0393905U (en) | 1990-01-08 | 1990-01-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45290U JPH0393905U (en) | 1990-01-08 | 1990-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0393905U true JPH0393905U (en) | 1991-09-25 |
Family
ID=31504399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP45290U Pending JPH0393905U (en) | 1990-01-08 | 1990-01-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0393905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010204737A (en) * | 2009-02-27 | 2010-09-16 | Fuji Electric Systems Co Ltd | Control system for programmable controller and control program execution method for programmable controller |
-
1990
- 1990-01-08 JP JP45290U patent/JPH0393905U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010204737A (en) * | 2009-02-27 | 2010-09-16 | Fuji Electric Systems Co Ltd | Control system for programmable controller and control program execution method for programmable controller |
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