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參數(shù)資料
| 型號： | UPD75208GF |
| 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)： | 3/62頁 |
| 文件大小： | 497K |
| 代理商： | UPD75208GF |
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3
μ
PD75208
CONTENTS
1.
PIN CONFIGURATION (TOP VIEW) .......................................................................................5
2.
BLOCK DIAGRAM .................................................................................................................... 6
3.
PIN FUNCTIONS ...................................................................................................................... 7
3.1
PORT PINS ....................................................................................................................................7
3.2
NON-PORT PINS ..........................................................................................................................8
3.3
PIN INPUT/OUTPUT CIRCUIT LIST............................................................................................9
3.4
UNUSED PINS TREATMENT ....................................................................................................10
3.5
P00/INT4 PIN AND RESET PIN OPERATING PRECAUTIONS...............................................11
3.6
XT1, XT2 AND P50 PIN OPERATING PRECAUTIONS ...........................................................11
4.
ARCHITECTURE AND MEMORY MAP OF THE
μ
PD75208 ............................................... 12
5.
PERIPHERAL HARDWARE FUNCTIONS ..............................................................................14
5.1
PORTS..........................................................................................................................................14
5.2
CLOCK GENERATOR..................................................................................................................15
5.3
BASIC INTERVAL TIMER...........................................................................................................16
5.4
WATCH TIMER ..........................................................................................................................17
5.5
TIMER/EVENT COUNTER .........................................................................................................18
5.6
TIMER/PULSE GENERATOR.....................................................................................................19
5.7
SERIAL INTERFACE ...................................................................................................................20
5.8
FIP CONTROLLER/DRIVER........................................................................................................22
5.9
POWER-ON FLAG (MASK OPTION).........................................................................................23
6.
INTERRUPT FUNCTIONS ......................................................................................................23
7.
STANDBY FUNCTIONS .........................................................................................................25
8.
RESET FUNCTIONS ...............................................................................................................25
9.
INSTRUCTION SET ................................................................................................................26
10. MASK OPTION SELECTION..................................................................................................35
11. APPLICATION BLOCK DIAGRAM .........................................................................................36
11.1
VCR TIMER TUNER....................................................................................................................36
11.2
COMPACT DISK PLAYER ..........................................................................................................37
11.3
ECR...............................................................................................................................................37
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