SPMC68CK338CPV14 datasheet(2/133 Pages) FREESCALE

2 / 133 page

Section

Page

MOTOROLA

MC68CK338

MC68CK338TS/D

Introduction

1.1

Features ...................................................................................................................................... 3

1.2

Block Diagram ............................................................................................................................. 4

1.3

Pin Assignments .......................................................................................................................... 5

1.4

Address Map ............................................................................................................................... 6

1.5

Intermodule Bus .......................................................................................................................... 6

Signal Descriptions

2.1

Pin Characteristics ...................................................................................................................... 7

2.2

MCU Power Connections ............................................................................................................ 8

2.3

MCU Driver Types ....................................................................................................................... 8

2.4

Signal Characteristics .................................................................................................................. 9

2.5

Signal Function .......................................................................................................................... 10

Low-Power System Integration Module

3.1

Overview ................................................................................................................................... 12

3.2

System Configuration Block ...................................................................................................... 14

3.3

System Clock ............................................................................................................................ 16

3.4

System Protection Block ........................................................................................................... 22

3.5

External Bus Interface ............................................................................................................... 26

3.6

Chip-Selects .............................................................................................................................. 30

3.7

General-Purpose Input/Output .................................................................................................. 38

3.8

Resets ....................................................................................................................................... 41

3.9

Interrupts ................................................................................................................................... 44

3.10

Factory Test Block ..................................................................................................................... 47

Low-Power Central Processor Unit

4.1

Overview ................................................................................................................................... 48

4.2

Programming Model .................................................................................................................. 48

4.3

Status Register .......................................................................................................................... 50

4.4

Data Types ................................................................................................................................ 51

4.5

Addressing Modes ..................................................................................................................... 51

4.6

Instruction Set Summary ........................................................................................................... 51

4.7

Background Debugging Mode ................................................................................................... 56

Queued Serial Module

5.1

Overview ................................................................................................................................... 57

5.2

Address Map ............................................................................................................................. 58

5.3

Pin Function .............................................................................................................................. 59

5.4

QSM Registers .......................................................................................................................... 59

5.5

QSPI Submodule ....................................................................................................................... 64

5.6

SCI Submodule ......................................................................................................................... 72

Configurable Timer Module 6

6.1

Overview ................................................................................................................................... 78

6.2

Address Map ............................................................................................................................. 80

6.3

Time Base Bus System ............................................................................................................. 82

6.4

Bus Interface Unit Submodule (BIUSM) .................................................................................... 84

6.5

Counter Prescaler Submodule (CPSM) .................................................................................... 85

6.6

Clock Sources for Counter Submodules ................................................................................... 87

6.7

Free-Running Counter Submodule (FCSM) .............................................................................. 87

6.8

Modulus Counter Submodule (MCSM) ..................................................................................... 90

6.9

Single Action Submodule (SASM) ............................................................................................. 93

6.10

Double-Action Submodule (DASM) ........................................................................................... 97

6.11

Real-Time Clock Submodule (RTCSM) with Low-Power Oscillator ........................................ 104

6.12

Parallel Port I/O Submodule (PIOSM) ..................................................................................... 107

6.13

Static RAM Submodule (RAMSM) .......................................................................................... 108

6.14

RTCSM and RAMSM Standby Operation ............................................................................... 108

6.15

CTM6 Interrupts ...................................................................................................................... 109

Electrical Characteristics

111

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