MC68HCP11A1MP2(1996) View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

Manufacturer

MC68HCP11A1MP2
(Rev.:1996)

HCMOS Single-Chip Microcontroller

Motorola => Freescale 

Paragraph

Number

TABLE OF CONTENTS

Title

Page

Number

1 INTRODUCTION

1.1

1.1.1

1.1.2

1.2

1.3

1.4

Features .................................................................................................... 1-1

Hardware Features ............................................................................ 1-1

Software Features ............................................................................. 1-1

General Description ................................................................................... 1-1

Programmer’s Model ................................................................................. 1-2

Summary of M68HC11 Family .................................................................. 1-3

2 SIGNAL DESCRIPTIONS AND OPERATING MODES

2.1 Signal Pin Descriptions ............................................................................. 2-1

2.1.1

2.1.2

Input Power (VDD) and Ground (VSS) ................................................ 2-1

Reset (RESET) .................................................................................. 2-1

2.1.3

Crystal Driver and External Clock Input (XTAL, EXTAL) ................... 2-1

2.1.4

E Clock Output (E) ............................................................................ 2-3

2.1.5

Interrupt Request (IRQ) ..................................................................... 2-3

2.1.6

Non-Maskable Interrupt (XIRQ) ......................................................... 2-3

2.1.7

Mode A/Load Instruction Register and Mode B/Standby Voltage (MODA/

LIR, MODB/VSTBY) 2-3

2.1.8

A/D Converter Reference Voltages (VRL, VRH) ................................. 2-4

2.1.9

Strobe B and Read/Write (STRB/R/W) ............................................. 2-4

2.1.10

Strobe A and Address Strobe (STRA/AS) ......................................... 2-4

2.1.11

Port Signals ....................................................................................... 2-4

2.1.11.1

Port A ........................................................................................ 2-5

2.1.11.2

Port B ........................................................................................ 2-5

2.1.11.3

Port C ........................................................................................ 2-5

2.1.11.4

Port D ........................................................................................ 2-5

2.1.11.5

Port E ........................................................................................ 2-6

2.2 Operating Modes ....................................................................................... 2-6

2.2.1

Single-Chip Operating Mode ............................................................. 2-6

2.2.2

Expanded Multiplexed Operating Mode ............................................ 2-6

2.2.3

Special Bootstrap Operating Mode ................................................... 2-8

2.2.4

Additional Boot Loader Program Options ........................................ 2-10

2.2.5

Special Test Operating Mode .......................................................... 2-10

3 ON-CHIP MEMORY

3.1

3.2

3.3

3.4

3.5

3.5.1

Memory Maps ............................................................................................ 3-1

RAM and I/O Mapping Register (INIT) ...................................................... 3-4

ROM .......................................................................................................... 3-5

RAM .......................................................................................................... 3-5

EEPROM ................................................................................................... 3-5

EEPROM Programming Control Register (PPROG) ......................... 3-6

MC68HC11A8

TECHNICAL DATA

MOTOROLA

iii

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