JPS623130U - - Google Patents
Info
- Publication number
- JPS623130U JPS623130U JP9371385U JP9371385U JPS623130U JP S623130 U JPS623130 U JP S623130U JP 9371385 U JP9371385 U JP 9371385U JP 9371385 U JP9371385 U JP 9371385U JP S623130 U JPS623130 U JP S623130U
- Authority
- JP
- Japan
- Prior art keywords
- counter
- conversion
- signal
- selection circuit
- section
- 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 description 6
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Analogue/Digital Conversion (AREA)
Description
第１図は本考案の一実施例を示すブロツク図、
第２図は従来のＡ／Ｄ変換回路のブロツク図、第
３図は従来のマイクロコンピユータの動作を示す
フローである。
１……選択回路、２……ＡＤ変換部、３……Ａ
Ｄ変換回路、４……マイクロコンピユータ、５…
…カウンタ、６，７……信号線。
FIG. 1 is a block diagram showing an embodiment of the present invention.
FIG. 2 is a block diagram of a conventional A/D conversion circuit, and FIG. 3 is a flowchart showing the operation of a conventional microcomputer. 1...Selection circuit, 2...AD conversion section, 3...A
D conversion circuit, 4...Microcomputer, 5...
...Counter, 6, 7...Signal line.
Claims (1)
数のアナログ信号の一つを選択する選択回路と、
該選択回路によつて選択されたアナログ信号をデ
イジタル信号に変換するＡ／Ｄ部とを有し、前記
カウンタは前記Ａ／Ｄ変換部の変換終了信号に応
答してカウント動作を行なうことを特徴とするＡ
／Ｄ変換回路。 a counter; a selection circuit that selects one of the plurality of analog signals according to the output signal of the counter;
and an A/D section that converts the analog signal selected by the selection circuit into a digital signal, and the counter performs a counting operation in response to a conversion end signal from the A/D conversion section. A to be
/D conversion circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9371385U JPS623130U (en) | 1985-06-20 | 1985-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9371385U JPS623130U (en) | 1985-06-20 | 1985-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS623130U true JPS623130U (en) | 1987-01-09 |
Family
ID=30651636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9371385U Pending JPS623130U (en) | 1985-06-20 | 1985-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS623130U (en) |
-
1985
- 1985-06-20 JP JP9371385U patent/JPS623130U/ja active Pending