UPD70433GD-16-5BB NEC [NEC], UPD70433GD-16-5BB Datasheet - Page 7

• Manufacturer Part Number: UPD70433GD-16-5BB
• Description: V55PITM 16-BIT MICROPROCESSOR
• Manufacturer: NEC [NEC]

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