JPS58119241U - A/D conversion circuit - Google Patents
A/D conversion circuitInfo
- Publication number
- JPS58119241U JPS58119241U JP1529082U JP1529082U JPS58119241U JP S58119241 U JPS58119241 U JP S58119241U JP 1529082 U JP1529082 U JP 1529082U JP 1529082 U JP1529082 U JP 1529082U JP S58119241 U JPS58119241 U JP S58119241U
- Authority
- JP
- Japan
- Prior art keywords
- analog voltage
- voltage
- conversion circuit
- circuit
- 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
- Analogue/Digital Conversion (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（７）Ａ／Ｄ変換回路図、第２図は来者、
案の一実施例のＡ／Ｄ変換回路図である。
１？・・・・・マイクロコンピュータ、２・・・・・・
抵抗ラダー回路、３・・・・・・コンパレータ、４・・
・・・・オペアンプ、−５・・・・・・電圧レベル変換
回路。Figure 1 is the conventional (7) A/D conversion circuit diagram, Figure 2 is the visitor's
It is an A/D conversion circuit diagram of one example of a proposal. 1?・・・・・・Microcomputer, 2・・・・・・
Resistance ladder circuit, 3... Comparator, 4...
...Operation amplifier, -5...Voltage level conversion circuit.
Claims (1)
をアナログ電圧に変換する抵抗ラダー回路２、ラダー回
路の出力電圧（基準アナログ電圧）と被変換アナログ電
圧との大小を判別するコンパレータ３から成るＡ／Ｄ変
換回路において、基準アナログ電圧の最小値と最大値を
任意に設定出来るようにしたことを特徴とするＡ／Ｄ変
棟回路。A/D conversion consists of a microcomputer 1, a resistor ladder circuit 2 that converts the output digital voltage into an analog voltage, and a comparator 3 that determines the magnitude of the output voltage (reference analog voltage) of the ladder circuit and the analog voltage to be converted. An A/D converter circuit characterized in that the minimum and maximum values of a reference analog voltage can be arbitrarily set in the circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1529082U JPS58119241U (en) | 1982-02-08 | 1982-02-08 | A/D conversion circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1529082U JPS58119241U (en) | 1982-02-08 | 1982-02-08 | A/D conversion circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58119241U true JPS58119241U (en) | 1983-08-13 |
Family
ID=30027729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1529082U Pending JPS58119241U (en) | 1982-02-08 | 1982-02-08 | A/D conversion circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58119241U (en) |
-
1982
- 1982-02-08 JP JP1529082U patent/JPS58119241U/en active Pending
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