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UPD703101A-33 Datasheet(PDF) 8 Page - NEC

Part # UPD703101A-33
Description  V850E/MS1TM 32/16-BIT SINGLE-CHIP MICROCONTROLLERS
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD703101A-33 Datasheet(HTML) 8 Page - NEC

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Preliminary Data Sheet U14168EJ2V0DS00
8
µµµµPD703100A-33, 703100A-40, 703101A-33, 703102A-33
CONTENTS
1. DIFFERENCES AMONG PRODUCTS...........................................................................................10
2. PIN FUNCTIONS ............................................................................................................................11
2.1 Port Pins...............................................................................................................................11
2.2 Non-Port Pins.......................................................................................................................14
2.3 Pin I/O Circuits and Recommended Connection of Unused Pins ..................................18
3. FUNCTION BLOCKS .....................................................................................................................21
3.1 Internal Units........................................................................................................................21
3.1.1 CPU
................................................................................................................................ 21
3.1.2 Bus control unit (BCU)
..................................................................................................... 21
3.1.3 ROM
.............................................................................................................................. 21
3.1.4 RAM
............................................................................................................................... 22
3.1.5 Ports
.............................................................................................................................. 22
3.1.6 Interrupt controller (INTC)
................................................................................................. 22
3.1.7 Clock generator (CG)
....................................................................................................... 22
3.1.8 Real-time pulse unit (RPU)
............................................................................................... 22
3.1.9 Serial interface (SIO)
....................................................................................................... 22
3.1.10 A/D converter (ADC)
...................................................................................................... 22
4. CPU FUNCTIONS...........................................................................................................................23
5. BUS CONTROL FUNCTIONS........................................................................................................23
6. MEMORY ACCESS CONTROL FUNCTIONS ...............................................................................24
6.1 SRAM Connection ...............................................................................................................24
6.2 Page ROM Controller (ROMC)............................................................................................25
6.2.1 Features
......................................................................................................................... 25
6.2.2 Page ROM connection
..................................................................................................... 25
6.3 DRAM Controller..................................................................................................................27
6.3.1 Features
......................................................................................................................... 27
6.3.2 DRAM connections
.......................................................................................................... 27
7. DMA FUNCTIONS (DMA CONTROLLER) ....................................................................................29
8. INTERRUPT/EXCEPTION PROCESSING FUNCTIONS...............................................................31
8.1 Features................................................................................................................................31
9. CLOCK GENERATION FUNCTIONS ............................................................................................36
10. TIMER/COUNTER FUNCTIONS (REAL-TIME PULSE UNIT).....................................................37
11. SERIAL INTERFACE FUNCTION................................................................................................ 40
11.1 Asynchronous Serial Interfaces 0, 1 (UART0, UART1) ..................................................40
11.2 Clocked Serial Interfaces 0 to 3 (CSI0 to CSI3) ..............................................................41
11.3 Dedicated Baud Rate Generators 0 to 2 (BRG0 to BRG2).............................................43


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