JPH0419032U - - Google Patents
Info
- Publication number
- JPH0419032U JPH0419032U JP5903690U JP5903690U JPH0419032U JP H0419032 U JPH0419032 U JP H0419032U JP 5903690 U JP5903690 U JP 5903690U JP 5903690 U JP5903690 U JP 5903690U JP H0419032 U JPH0419032 U JP H0419032U
- Authority
- JP
- Japan
- Prior art keywords
- register
- data memory
- data
- stores
- correction data
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Analogue/Digital Conversion (AREA)
Description
第１図はこの考案の一実施例を示す接続図、第
２図はその動作を説明するための波形図、第３図
は従来の技術を説明するための接続図、第４図は
その動作を説明するための波形図である。
１……データメモリ、２……補正データメモリ
、３……演算器、４Ａ……第１レジスタ、４Ｂ…
…第２レジスタ、５……ＤＡ変換器、６……アナ
ログスイツチ、７Ａ〜７Ｎ……サンプルホールド
回路。
Fig. 1 is a connection diagram showing one embodiment of this invention, Fig. 2 is a waveform diagram to explain its operation, Fig. 3 is a connection diagram to explain the conventional technology, and Fig. 4 is its operation. FIG. 2 is a waveform diagram for explaining. 1... Data memory, 2... Correction data memory, 3... Arithmetic unit, 4A... First register, 4B...
...Second register, 5...DA converter, 6...analog switch, 7A to 7N...sample hold circuit.
Claims (1)
、 Ｂ このデータメモリから読出される設定電圧値
を補正する補正データを記憶した補正データメモ
リと、 Ｃ 上記データメモリから読出した設定電圧値に
補正データメモリから読出した補正データを加え
て補正済データを生成する演算器と、 Ｄ この演算器から出力される補正済データを一
時記憶する第１レジスタと、 Ｅ この第１レジスタに記憶した補正済データを
取込んで一時記憶する第２レジスタと、 Ｆ この第２レジスタに一時記憶した補正済デー
タをＤＡ変換するＤＡ変換器と、 Ｇ このＤＡ変換器でＤＡ変換したアナログ電圧
を複数用意したサンプルホールド回路の一つに選
択的に与えるアナログスイツチと、 によつて構成した多チヤンネル電圧電流発生装置
。[Claims for Utility Model Registration] A: A data memory that stores a plurality of set voltage values; B: A correction data memory that stores correction data for correcting the set voltage value read from the data memory; and C: From the above data memory. A computing unit that generates corrected data by adding the correction data read from the correction data memory to the read setting voltage value; D a first register that temporarily stores the corrected data output from this computing unit; A second register that takes in and temporarily stores the corrected data stored in the first register; F A DA converter that converts the corrected data temporarily stored in this second register; G DA converter that performs DA conversion A multi-channel voltage and current generator consisting of an analog switch that selectively applies an analog voltage to one of a plurality of sample-hold circuits, and the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5903690U JPH0419032U (en) | 1990-06-04 | 1990-06-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5903690U JPH0419032U (en) | 1990-06-04 | 1990-06-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0419032U true JPH0419032U (en) | 1992-02-18 |
Family
ID=31585183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5903690U Pending JPH0419032U (en) | 1990-06-04 | 1990-06-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0419032U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60150339A (en) * | 1984-01-18 | 1985-08-08 | Mitsubishi Electric Corp | Sub-sample vector quantizing device of picture |
| JPS60212030A (en) * | 1984-04-04 | 1985-10-24 | Matsushita Electric Ind Co Ltd | Digital-analog converting circuit |
-
1990
- 1990-06-04 JP JP5903690U patent/JPH0419032U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60150339A (en) * | 1984-01-18 | 1985-08-08 | Mitsubishi Electric Corp | Sub-sample vector quantizing device of picture |
| JPS60212030A (en) * | 1984-04-04 | 1985-10-24 | Matsushita Electric Ind Co Ltd | Digital-analog converting circuit |
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