參數(shù)資料
型號： UPD70433R-12
廠商： NEC Corp.
元件分類： 16位微控制器
英文描述： V55PITM 16-BIT MICROPROCESSOR
中文描述： V55PITM 16位微處理器
文件頁數(shù)： 7/166頁
文件大?。?/td> 772K
代理商： UPD70433R-12
7
μ
PD70433
CONTENTS
1.
PIN FUNCTIONS ....................................................................................................................................... 10
1.1
LIST OF PIN FUNCTION....................................................................................................................................10
1.1.1
Port Pins ................................................................................................................................................10
1.1.2
Non-Port Pins........................................................................................................................................11
2.
BLOCK CONFIGURATION ....................................................................................................................... 14
2.1
BUS CONTROL UNIT (BCU).............................................................................................................................14
2.2
EXECUTION UNIT (EXU)...................................................................................................................................14
2.3
INTERRUPT CONTROLLER (INTC) .................................................................................................................14
2.4
DMA CONTROLLER (DMAC) ...........................................................................................................................14
2.5
UART/CLOCKED SERIAL INTERFACE (UART/CSI)......................................................................................14
2.6
PARALLEL INTERFACE UNIT (PIU)................................................................................................................14
2.7
A/D CONVERTER UNIT (8-BIT A/D) ................................................................................................................14
2.8
TIMER/COUNTER UNIT (TCU) .........................................................................................................................14
2.9
PWM (PULSE WIDTH MODULATION) UNIT (PWM).......................................................................................14
2.10
WATCHDOG TIMER (WDT) ..............................................................................................................................14
2.11
PORTS (PORT)...................................................................................................................................................14
2.12
REAL-TIME OUTPUT PORT (RTOP)................................................................................................................14
2.13
CLOCK GENERATOR (CG) ..............................................................................................................................15
2.14
SOFTWARE INTERVAL TIMER (SIT) ..............................................................................................................15
3.
CPU FUNCTIONS.......................................................................................................................................16
3.1
FEATURES ..........................................................................................................................................................16
3.2
REGISTERS.........................................................................................................................................................17
3.2.1
Register Banks......................................................................................................................................17
3.2.2
General Registers (AW, BW, CW, DW) ..............................................................................................19
3.2.3
Pointers (SP, BP) and Index Registers (IX, IY).................................................................................20
3.2.4
Segment Registers (PS, SS, DS0, DS1).............................................................................................20
3.2.5
Extended Segment Registers (DS2, DS3) .........................................................................................21
3.2.6
Special Function Registers (SFR)......................................................................................................22
3.3
PROGRAM COUNTER (PC)..............................................................................................................................23
3.4
PROGRAM STATUS WORDS (PSW)...............................................................................................................23
3.5
MEMORY SPACE...............................................................................................................................................24
3.5.1
Basic Memory Space ...........................................................................................................................24
3.5.2
Extended Memory Space.....................................................................................................................25
3.5.3
Special Function Register Area..........................................................................................................26
3.5.4
Vector Table Area .................................................................................................................................34
3.6
REGISTER FILE SPACE .....................................................................................................................................36
3.7
I/O SPACE ..........................................................................................................................................................38
4.
BUS CONTROL FUNCTIONS....................................................................................................................39
4.1
WAIT FUNCTION ...............................................................................................................................................39
4.2
REFRESH FUNCTION ........................................................................................................................................41
4.2.1
Refresh Mode Register (RFM).............................................................................................................41
4.2.2
Wait Control in Refresh Cycle ............................................................................................................41
4.2.3
Refresh Address ...................................................................................................................................41
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