UPD78P328CW データシートの表示（PDF） - NEC => Renesas Technology

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UPD78P328CW

16/8-BIT SINGLE-CHIP MICROCONTROLLER

NEC => Renesas Technology 

µPD78P328

(2) Non-Port Pins (2/2)

Pin Name Input/Output Function

ANI0-ANI7 Input

AVREF

Input

AVDD

—

AVSS

—

RESET Input

X1

Input

X2

—

VDD

—

VSS

—

Analog input to A/D converter.

A/D converter reference voltage input.

A/D converter analog power supply.

A/D converter GND.

System reset input.

Crystal connection pin for system clock generation. To supply external clock,

input to the X1 and input reverse signal to the X2 pin (X2 pin can be unconnected.)

Positive power supply pin.

GND pin.

Alternate

Function

P70-P77

—

—

—

—

—

—

—

—

1.2 PROM Programming Mode (RESET = H, AVDD = L)

Pin Name Input/Output

AVDD

Input

RESET

A0-A14 —

D0-D7 —

CE

Input

OE

Input

VPP

—

VDD

VSS

Function

PROM programming mode setting.

Address bus.

Data bus.

PROM enable to PROM.

Read strobe to PROM.

Write power supply.

Positive power supply.

GND.

11

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