UPD78F4937GF-3BA View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD78F4937GF-3BA

16-BIT SINGLE-CHIP MICROCONTROLLER

NEC => Renesas Technology 

A8-A19

: Address Bus

AD0-AD7

: Address/Data Bus

ANI0-ANI7 : Analog Input

ASCK, ASCK2 : Asynchronous Serial Clock

ASTB

: Address Strobe

AVDD

: Analog Power Supply

AVREF1

: Reference Voltage

AVSS

: Analog Ground

CI

: Clock Input

CLKOUT

: Clock Output

HLDAK

: Hold Acknowledge

HLDRQ

: Hold Request

INTP0-INTP5 : Interrupt from Peripherals

NMI

: Non-maskable Interrupt

P00-P07

: Port 0

P10-P17

: Port 1

P20-P27

: Port 2

P30-P37

: Port 3

P40-P47

: Port 4

P50-P57

: Port 5

P60-P67

: Port 6

P70-P77

: Port 7

P90-P97

: Port 9

P100-P107 : Port 10

µPD78F4937

PWM0, PWM1

RD

REFRQ

REGC

REGOFF

RESET

RX

RxD, RxD2

SCK0-SCK3

SI0-SI3

SO0-SO3

TO0-TO3

TX

TxD, TxD2

VDD

VPP

VSS

WAIT

WR

X1, X2

XT1, XT2

: Pulse Width Modulation Output

: Read Strobe

: Refresh Request

: Regulator Capacitance

: Regulator Off

: Reset

: IEBus Receive Data

: Receive Data

: Serial Clock

: Serial Input

: Serial Output

: Timer Output

: IEBus Transmit Data

: Transmit Data

: Power Supply

: Programming Power Supply

: Ground

: Wait

: Write Strobe

: Crystal (Main System Clock)

: Crystal (Watch)

Preliminary Product Information

9

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