JPS60116544U - process input/output device - Google Patents
process input/output deviceInfo
- Publication number
- JPS60116544U JPS60116544U JP200684U JP200684U JPS60116544U JP S60116544 U JPS60116544 U JP S60116544U JP 200684 U JP200684 U JP 200684U JP 200684 U JP200684 U JP 200684U JP S60116544 U JPS60116544 U JP S60116544U
- Authority
- JP
- Japan
- Prior art keywords
- output device
- data
- process input
- input
- output
- 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
Landscapes
- Programmable Controllers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のプロセス入出力装置のブロック図、第２
図は本考案のぜ実施例のブロック図である。
１・…・・コントロールバス、２……データバス、３−
１〜３−４・・・・・・コントローラ、４，１２，２２
・・・・・・出力バッファ、５・・・・・・Ｄ／Ａ変換
器、６・・・・・・アナログ出力バッファ、７，１４，
１６・・・・・・入力バッファ、訃・・・・・Ａ／Ｄ変
換器、９・・・・・・サンプルアンドホールド、１０・
・・・・・アナログ入力アダプタ、１１，２１・・・・
・・マルチプレクサ、１３・・・・・・ドライバ、１５
・・・・・・エクスクル−シブオア、１７・・・・・・
入力アダプタ、１８，２３・・・・・・パリティジェネ
レータ。Figure 1 is a block diagram of a conventional process input/output device, Figure 2 is a block diagram of a conventional process input/output device.
The figure is a block diagram of an embodiment of the present invention. 1...Control bus, 2...Data bus, 3-
1-3-4... Controller, 4, 12, 22
...Output buffer, 5...D/A converter, 6...Analog output buffer, 7, 14,
16... Input buffer, A/D converter, 9... Sample and hold, 10...
...Analog input adapter, 11, 21...
...Multiplexer, 13...Driver, 15
・・・・・・Exclusive or, 17・・・・・・
Input adapter, 18, 23... Parity generator.
Claims (1)
中央処理装置へ入力するデータを利用して、前記出力デ
ータを外部機器へ出力する回路又は前記入力データを外
部機器から入力する回路の故障を自から検出する手段を
有するプロセス入出力装置。By using the data output from the connected central processing unit or the data input to the central processing unit, failures of the circuit that outputs the output data to an external device or the circuit that inputs the input data from the external device can be automatically prevented. A process input/output device having means for detecting from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP200684U JPS60116544U (en) | 1984-01-11 | 1984-01-11 | process input/output device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP200684U JPS60116544U (en) | 1984-01-11 | 1984-01-11 | process input/output device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60116544U true JPS60116544U (en) | 1985-08-07 |
Family
ID=30475273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP200684U Pending JPS60116544U (en) | 1984-01-11 | 1984-01-11 | process input/output device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60116544U (en) |
-
1984
- 1984-01-11 JP JP200684U patent/JPS60116544U/en active Pending
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