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參數(shù)資料
| 型號： | UPD75048 |
| 廠商： | NEC Corp. |
| 英文描述： | 4-BIT SINGLE-CHIP MICROCOMPUTER |
| 中文描述： | 4位單片機(jī) |
| 文件頁數(shù)： | 4/68頁 |
| 文件大?。?/td> | 538K |
| 代理商： | UPD75048 |
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4
μ
PD75048
CONTENTS
1.
PIN CONFIGURATION (TOP VIEW) ........................................................................................ 5
2.
BLOCK DIAGRAM ......................................................................................................................8
3.
PIN FUNCTIONS ........................................................................................................................9
3.1
PORT PINS ........................................................................................................................................9
3.2
NON PORT PINS............................................................................................................................ 11
3.3
PIN INPUT/OUTPUT CIRCUIT...................................................................................................... 13
3.4
SELECTION OF MASK OPTIONS................................................................................................. 16
3.5
PROCESSING OF UNUSED PINS ................................................................................................ 17
4.
MEMORY CONFIGURATION ................................................................................................. 18
5.
EEPROM....................................................................................................................................21
6.
PERIPHERAL HARDWARE FUNCTIONS ............................................................................... 22
6.1
PORT ............................................................................................................................................... 22
6.2
CLOCK GENERATOR CIRCUIT ..................................................................................................... 23
6.3
CLOCK OUTPUT CIRCUIT............................................................................................................. 24
6.4
BASIC INTERVAL TIMER .............................................................................................................. 25
6.5
WATCH TIMER............................................................................................................................... 26
6.6
TIMER/EVENT COUNTER............................................................................................................. 27
6.7
SERIAL INTERFACE....................................................................................................................... 29
6.8
A/D CONVERTER .......................................................................................................................... 31
6.9
MULTI-FUNCTION TIMER (MFT) ................................................................................................. 32
6.10 BIT SEQUENTIAL BUFFER ........................................................................................................... 34
7.
INTERRUPT FUNCTIONS ....................................................................................................... 34
8.
STANDBY FUNCTIONS.......................................................................................................... 36
9.
RESET FUNCTION .................................................................................................................. 37
10. INSTRUCTION SET ................................................................................................................. 39
11. ELECTRICAL SPECIFICATIONS ............................................................................................. 45
12. PERFORMANCE CURVE......................................................................................................... 59
13. PACKAGE DRAWINGS ........................................................................................................... 61
14. RECOMMENDED SOLDERING CONDITIONS ...................................................................... 63
APPENDIX A. COMPARISON BETWEEN
μ
PD75048 AND 75028/75008 FUNCTIONS ..........64
APPENDIX B. DEVELOPMENT TOOLS....................................................................................... 65
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