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参数资料
型号： MC68332AVEH25
厂商： FREESCALE SEMICONDUCTOR INC
元件分类： 微控制器/微处理器
英文描述： 32-BIT, 25 MHz, MICROCONTROLLER, PQFP132
封装： 0.950 X 0.950 INCH, 0.025 INCH PITCH, PLASTIC, ROHS COMPLIANT, QFP-132
文件页数： 44/109页
文件大小： 787K
代理商： MC68332AVEH25
Section
Page
TABLE OF CONTENTS
MOTOROLA
MC68332
4
MC68332TS/D
1
Introduction
1
1.1
Features ...................................................................................................................................... 5
1.2
Block Diagram ............................................................................................................................. 6
1.3
Pin Assignments .......................................................................................................................... 7
1.4
Address Map ............................................................................................................................... 9
1.5
Intermodule Bus .......................................................................................................................... 9
2
Signal Descriptions
10
2.1
Pin Characteristics .................................................................................................................... 10
2.2
MCU Power Connections .......................................................................................................... 11
2.3
MCU Driver Types ..................................................................................................................... 11
2.4
Signal Characteristics ................................................................................................................ 12
2.5
Signal Function .......................................................................................................................... 13
3
System Integration Module
15
3.1
Overview ................................................................................................................................... 15
3.2
System Configuration and Protection ........................................................................................ 17
3.3
System Clock ............................................................................................................................ 23
3.4
External Bus Interface ............................................................................................................... 26
3.5
Chip Selects .............................................................................................................................. 29
3.6
General-Purpose Input/Output .................................................................................................. 36
3.7
Resets ....................................................................................................................................... 38
3.8
Interrupts ................................................................................................................................... 41
3.9
Factory Test Block ..................................................................................................................... 43
4
Central Processor Unit
44
4.1
Overview ................................................................................................................................... 44
4.2
Programming Model .................................................................................................................. 44
4.3
Status Register .......................................................................................................................... 46
4.4
Data Types ................................................................................................................................ 46
4.5
Addressing Modes ..................................................................................................................... 46
4.6
Instruction Set Summary ........................................................................................................... 47
4.7
Background Debugging Mode ................................................................................................... 51
5
Time Processor Unit
52
5.1
MC68332 and MC68332A Time Functions ............................................................................... 52
5.2
MC68332G Time Functions ...................................................................................................... 55
5.3
Programmer's Model ................................................................................................................. 57
5.4
Parameter RAM ......................................................................................................................... 58
5.5
TPU Registers ........................................................................................................................... 58
6
Queued Serial Module
64
6.1
Overview ................................................................................................................................... 64
6.2
Address Map ............................................................................................................................. 65
6.3
Pin Function .............................................................................................................................. 66
6.4
QSM Registers .......................................................................................................................... 66
6.5
QSPI Submodule ....................................................................................................................... 71
6.6
SCI Submodule ......................................................................................................................... 79
7
Standby RAM with TPU Emulation RAM
84
7.1
Overview ................................................................................................................................... 84
7.2
TPURAM Register Block ........................................................................................................... 84
7.3
TPURAM Registers ................................................................................................................... 84
7.4
TPURAM Operation .................................................................................................................. 85
8
Summary of Changes
86
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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