68HC805P18 datasheet(21/111 Pages) FREESCALE

21 / 111 page

GENERAL RELEASE SPECIFICATION

MEMORY

MC68HC805P18

2-4

Figure 2-2. MC68HC805P18 I/O and Control Registers Memory Map

PORT A DATA REGISTER

$0000

PORT B DATA REGISTER

$0001

PORT C DATA REGISTER

$0002

PORT D DATA REGISTER

$0003

PORT A DATA DIRECTION REGISTER

$0004

PORT B DATA DIRECTION REGISTER

$0005

PORT C DATA DIRECTION REGISTER

$0006

PORT D DATA DIRECTION REGISTER

$0007

UNIMPLEMENTED

$0008

UNIMPLEMENTED

$0009

SIOP CONTROL REGISTER

$000A

SIOP STATUS REGISTER

$000B

SIOP DATA REGISTER

$000C

UNIMPLEMENTED

$000D

UNIMPLEMENTED

$000E

UNIMPLEMENTED

$000F

UNIMPLEMENTED

$0010

RESERVED

$0011

TIMER CONTROL REGISTER

$0012

TIMER STATUS REGISTER

$0013

INPUT CAPTURE MOST SIGNIFICANT BIT

$0014

INPUT CAPTURE LEAST SIGNIFICANT BIT

$0015

OUTPUT COMPARE MOST SIGNIFICANT BIT

$0016

OUTPUT COMPARE LEAST SIGNIFICANT BIT

$0017

TIMER MOST SIGNIFICANT BIT

$0018

TIMER LEAST SIGNIFICANT BIT

$0019

ALTERNATE COUNTER MOST SIGNIFICANT BIT

$001A

ALTERNATE COUNTER LEAST SIGNIFICANT BIT

$001B

EEPROM PROGRAMMING REGISTER

$001C

A/D CONVERTER DATA REGISTER

$001D

A/D CONVERTER CONTROL AND STATUS REGISTER

$001E

RESERVED

$001F

Freescale Semiconductor, Inc.

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68HC805P18 Datasheet(PDF) 21 Page - Freescale Semiconductor, Inc

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