MC68HC705P9S Просмотр технического описания (PDF) - Motorola => Freescale

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Компоненты Описание

производитель

MC68HC705P9S

HCMOS Microcontroller Unit

Motorola => Freescale 

Structure

EPROM/OTPROM — 2104 BYTES

BOOTLOADER ROM — 240 BYTES

RAM — 128 BYTES

IRQ/VPP

RESET

OSC1

OSC2

VDD

VSS

CPU CONTROL

ARITHMETIC/LOGIC

UNIT

SCK

M68HC05

ACCUMULATOR

SDI

MCU

SDO

RESET

INDEX REGISTER

STACK POINTER

VRH

000 0000011

AN0

PROGRAM COUNTER

AN1

000

AN2

CONDITION CODE REGISTER

AN3

11 1 H I NCZ

INTERNAL

OSCILLATOR

CPU CLOCK

DIVIDE INTERNAL CLOCK

BY 2

TO ADC

AND

SIOP

COP

WATCHDOG

POWER

DIVIDE

BY 4

CAPTURE/COMPARE

TIMER

TCAP

Figure 1. MC68HC705P9 Block Diagram

Introduction

Structure

PA7

PA6

PA5

PA4

PA3

PA2

PA1

PA0

PB7/SCK

PB6/SDI

PB5/SDO

PC7/VRH

PC6/AN0

PC5/AN1

PC4/AN2

PC3/AN3

PC2

PC1

PC0

PD5

PD7/TCAP

TCMP

3-mc68hc705p9

MOTOROLA

Introduction

11

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