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參數(shù)資料
| 型號： | UPD75402AC |
| 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)： | 3/48頁 |
| 文件大小： | 515K |
| 代理商： | UPD75402AC |
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3
μ
PD75402A(A)
CONTENTS
1.
PIN CONFIGURATION (TOP VIEW) ......................................................................................
4
2.
BLOCK DIAGRAM ......................................................................................................................
6
3.
PIN FUNCTIONS .......................................................................................................................
7
3.1
PORT PINS .....................................................................................................................................
7
3.2
NON-PORT PINS ...........................................................................................................................
8
3.3
PIN INPUT/OUTPUT CIRCUITS..................................................................................................
8
3.4
SELECTION OF A MASK OPTION ...........................................................................................
10
3.5
HANDLING UNUSED PINS .........................................................................................................
11
3.6
NOTES ON USING THE P00 AND RESET PINS .................................................................
11
4.
MEMORY CONFIGURATION ...................................................................................................
12
5.
PERIPHERAL HARDWARE FUNCTIONS................................................................................
14
5.1
PORTS..............................................................................................................................................
14
5.2
CLOCK GENERATOR ....................................................................................................................
15
5.3
CLOCK OUTPUT CIRCUIT ...........................................................................................................
16
5.4
BASIC INTERVAL TIMER ............................................................................................................
17
5.5
SERIAL INTERFACE ......................................................................................................................
18
6.
INTERRUPT FUNCTION ...........................................................................................................
20
7.
STANDBY FUNCTION ..............................................................................................................
22
8.
RESET FUNCTION ....................................................................................................................
23
9.
INSTRUCTION SET...................................................................................................................
25
10. ELECTRICAL CHARACTERISTICS ...........................................................................................
29
11. PACKAGE DIMENSIONS..........................................................................................................
38
12. RECOMMENDED SOLDERING CONDITIONS .........................................................................
42
APPENDIX A DIFFERENCES BETWEEN THE
μ
PD75402A(A) AND
μ
PD75P402 ...................
43
APPENDIX B DEVELOPMENT TOOLS.........................................................................................
44
APPENDIX C
RELATED DOCUMENTS ........................................................................................
45
#
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