Z861505PSC Просмотр технического описания (PDF) - Zilog

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Z861505PSC

NMOS Z8®8-BIT MCU KEYBOARDCONTROLLER

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GENERAL DESCRIPTION (Continued)

Output Input

Vcc GND

Z8615

CPS DC-4143-05

XTAL1 XTAL2 /RESET /WDTOUT

Port 3

Counter/

Timers (2)

Interrupt

Control

ALU

Flags

Register

Pointer

Register File

124 x 8 Bit

Machine

Timing & Inst.

Control

WDT

POR

Program

Memory

Program

Counter

Port 2

I/O

(Bit Programmable)

Port 0

Port 1

4

4

I/O

Output Open Drain

(Nibble Programmable)

8

I/O

Output Open Drain

(Byte Programmable)

Functional Block Diagram

2

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