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UPD70F3201 Datasheet(PDF) 9 Page - NEC

Part # UPD70F3201
Description  32-BIT SINGLE-CHIP MICROCONTROLLERS
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD70F3201 Datasheet(HTML) 9 Page - NEC

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Preliminary Product Information U15436EJ1V0PM
9
µµµµPD703201, 703201Y, 703204, 703204Y, 70F3201, 70F3201Y, 70F3204, 70F3204Y
CONTENTS
1.
PIN FUNCTIONS ................................................................................................................................11
1.1
Port Pins ................................................................................................................................................... 11
1.2
Non-Port Pins........................................................................................................................................... 14
1.3
Pin I/O Circuits and Recommended Connection of Unused Pins ....................................................... 18
2.
FUNCTION BLOCKS .........................................................................................................................22
2.1
Internal Units............................................................................................................................................ 22
3.
CPU FUNCTIONS................................................................................................................................25
4.
MEMORY MAP ...................................................................................................................................26
5.
EXTERNAL BUS INTERFACE FUNCTION .....................................................................................28
6.
INTERRUPT SERVICING/EXCEPTION PROCESSING FUNCTION ..............................................31
7.
CLOCK GENERATION FUNCTION..................................................................................................34
8.
POWER SAVE FUNCTION ...............................................................................................................35
9.
TIMER/COUNTER FUNCTION...........................................................................................................37
10. REAL-TIME COUNTER FUNCTION .................................................................................................40
11. WATCHDOG TIMER FUNCTION......................................................................................................41
12. SERIAL INTERFACE FUNCTION.....................................................................................................42
12.1 3-Wire Serial I/O (CSIn)............................................................................................................................ 42
12.2 Asynchronous Serial Interface (UART0 and UART1) ........................................................................... 44
12.3 I
2C Bus (I2C) (
µµµµPD703201Y, 703204Y, 70F3201Y, 70F3204Y) ................................................................45
13. A/D CONVERTER...............................................................................................................................46
14. D/A CONVERTER...............................................................................................................................48
15. DMA FUNCTION.................................................................................................................................49
16. ROM CORRECTION FUNCTION ......................................................................................................50
17. RESET FUNCTION.............................................................................................................................51
18. FLASH MEMORY (
µµµµPD70F3201, 70F3201Y, 70F3204, 70F3204Y) ............................................52
19. INSTRUCTION SET LIST..................................................................................................................54
19.1 Conventions ............................................................................................................................................. 54


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