UPD70741GC-25-8EU Просмотр технического описания (PDF) - NEC => Renesas Technology

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UPD70741GC-25-8EU

V821™ 32-/16-BIT MICROPROCESSOR

NEC => Renesas Technology 

PIN NAMES

A0-A23

BLOCK

CLKOUT

CS0-CS3

D0-D15

DACK0, DACK1

DREQ0, DREQ1

HLDAK

HLDRQ

INTP00-INTP03, INTP10-INTP13

IORD

IOWR

LCAS

LMWR

MRD

NMI

P00-P09

RAS

READY

REFRQ

RESET

RXD

SCLK

SI

SO

TC

TCLR

TI

TO00, TO01

TXD

UBE

UCAS

UMWR

WDTOUT

WE

X1, X2

: Address Bus

: Bus Lock

: System Clock Out

: Chip Select

: Data Bus

: DMA Acknowledge

: DMA Request

: Hold Acknowledge

: Hold Request

: Interrupt Request

: I/O Read

: I/O Write

: Lower Column Address Strobe

: Lower Memory Write

: Memory Read

: Non-maskable Interrupt Request

: Port

: Row Address Strobe

: Ready

: Refresh Request

: Reset

: Receive Data

: Serial Clock

: Serial Input

: Serial Output

: Terminal Count

: Timer Clear

: Timer Input

: Timer Output

: Transmit Data

: Upper Byte Enable

: Upper Column Address Strobe

: Upper Memory Write

: Watchdog Timer Output

: Write Enable

: Crystal Oscillator

µPD70741

3

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