MC68HC705V12 datasheet, PDF - EEWORLD Datasheet

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MC68HC705V12: DescriptionThe Motorola microcontroller; File Size681KB，248 Pages; ManufacturerMotorola ( NXP ); Websitehttps://www.nxp.com

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MC68HC705V12 Overview

The Motorola microcontroller

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MC68HC705V12/D

Rev. 3.0

68HC705V12

Advance Information

This document contains information on a new product.

Specifications and information herein are subject to change without notice.

N O N - D I S C L O S U R E

A G R E E M E N T

HC05

R E Q U I R E D

Advance Information — MC68HC705V12

Table of Contents

Section 1. General Description

1.1

1.2

1.3

1.4

1.5

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

MCU Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

Programmable Mask Options . . . . . . . . . . . . . . . . . . . . . . . . . .27

1.6

Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

1.6.1

User Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

1.6.2

Bootloader Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

1.7

Functional Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . .28

1.7.1

and V

SSD

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

1.7.2

SSA

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

1.7.3

CCA

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

1.7.4

REFH

and V

REFL

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

1.7.5

OSC1 and OSC2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

1.7.5.1

Crystal Oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

1.7.5.2

Ceramic Resonator Oscillator . . . . . . . . . . . . . . . . . . . . .31

1.7.5.3

External Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

1.7.6

RESET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

1.7.7

IRQ/V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

1.7.8

PA0–PA6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

1.7.9

PB0–PB3 (SPI Pins), PB4/PWMA, PB5/PWMB,

PB6/TCMP, and PB7/TCAP . . . . . . . . . . . . . . . . . . . . . .32

1.7.10

PC0–PC7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

1.7.11

PD0–PD4/AD0–AD4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

1.7.12

TXP and RXP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

1.7.13

IMAX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

1.7.14

PGC

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

1.7.15

GSUP

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

MC68HC705V12

MOTOROLA

—

Rev. 3.0

Table of Contents

Advance Information

N O N - D I S C L O S U R E

A G R E E M E N T

R E Q U I R E D

MC68HC705V12 Related Products

	MC68HC705V12	68HC705V12
Description	The Motorola microcontroller	The Motorola microcontroller

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