參數(shù)資料
型號(hào): μPD754202
廠商: NEC Corp.
英文描述: 4 Bit Single Chip Microcontrollers(4位單片微控制器)
中文描述: 4位單片微控制器(4位單片微控制器)
文件頁數(shù): 4/66頁
文件大?。?/td> 339K
代理商: ΜPD754202
4
m
PD754202, 754202(A)
CONTENTS
1.
PIN CONFIGURATION (Top View)................................................................................................... 6
2.
BLOCK DIAGRAM ............................................................................................................................. 7
3.
PIN FUNCTION .................................................................................................................................. 8
3.1
Port Pins .................................................................................................................................... 8
3.2
Non-port Pins............................................................................................................................. 9
3.3
Pin Input/Output Circuits ........................................................................................................ 10
3.4
Recommended Connection of Unused Pins ......................................................................... 11
4.
SWITCHING FUNCTION BETWEEN Mk I MODE AND Mk II MODE ...................................... 12
4.1
Differences between Mk I Mode and Mk II Mode................................................................... 12
4.2
Setting Method of Stack Bank Select Register (SBS) .......................................................... 13
5.
MEMORY CONFIGURATION........................................................................................................... 14
6.
PERIPHERAL HARDWARE FUNCTION ........................................................................................ 17
6.1
Digital I/O Port ......................................................................................................................... 17
6.2
Clock Generator ...................................................................................................................... 17
6.3
Basic Interval Timer/Watchdog Timer ................................................................................... 19
6.4
Timer Counter.......................................................................................................................... 20
6.5
Bit Sequential Buffer ............................................................................................................... 24
7. INTERRUPT FUNCTION AND TEST FUNCTION .......................................................................... 25
8.
STANDBY FUNCTION ..................................................................................................................... 27
9.
RESET FUNCTION .......................................................................................................................... 28
9.1
Configuration and Operation Status of Reset Function ...................................................... 28
9.2
Watchdog Flag (WDF), Key Return Flag (KRF) ..................................................................... 32
10. MASK OPTION................................................................................................................................. 34
11. INSTRUCTION SETS ....................................................................................................................... 35
12. ELECTRICAL SPECIFICATIONS .................................................................................................... 44
13. CHARACTERISTIC CURVES (REFERENCE VALUES) ............................................................... 53
14. PACKAGE DRAWINGS .................................................................................................................... 55
15. RECOMMENDED SOLDERING CONDITIONS ................................................................................ 57
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