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M68MMDS1632 데이터시트, 핀배열, 회로
MC68331
User’s Manual
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability
of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and
all liability, including without limitation consequential or incidental damages. "Typical" parameters can and do vary in different applications. All operating parameters, including
"Typicals" must be validated for each customer application by customer's technical experts. Motorola does not convey any license under its patent rights nor the rights of others.
Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to
support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury or death may occur. Should Buyer
purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola and its officers, employees, subsidiaries,
affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal
injury or death associated with such unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part.
MOTOROLA and ! are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer.
© MOTOROLA, INC. 1996




M68MMDS1632 pdf, 반도체, 판매, 대치품
Paragraph
TABLE OF CONTENTS
(Continued)
Title
Page
4.2.11
Periodic Interrupt Timer .......................................................................... 4-7
4.2.12
Low-Power STOP Operation .................................................................. 4-8
4.2.13
Freeze Operation ................................................................................... 4-9
4.3 System Clock ................................................................................................. 4-9
4.3.1
Clock Sources ...................................................................................... 4-10
4.3.2
Clock Synthesizer Operation ................................................................ 4-10
4.3.3
External Bus Clock ............................................................................... 4-15
4.3.4
Low-Power Operation ........................................................................... 4-15
4.3.5
Loss of Reference Signal ..................................................................... 4-16
4.4 External Bus Interface .................................................................................. 4-17
4.4.1
Bus Signals .......................................................................................... 4-18
4.4.1.1
Address Bus ................................................................................. 4-18
4.4.1.2
Address Strobe ............................................................................ 4-18
4.4.1.3
Data Bus ...................................................................................... 4-18
4.4.1.4
Data Strobe .................................................................................. 4-18
4.4.1.5
Read/Write Signal ........................................................................ 4-18
4.4.1.6
Size Signals ................................................................................. 4-18
4.4.1.7
Function Codes ............................................................................ 4-19
4.4.1.8
Data and Size Acknowledge Signals ........................................... 4-19
4.4.1.9
Bus Error Signal ........................................................................... 4-19
4.4.1.10
Halt Signal .................................................................................... 4-20
4.4.1.11
Autovector Signal ......................................................................... 4-20
4.4.2
Dynamic Bus Sizing ............................................................................. 4-20
4.4.3
Operand Alignment .............................................................................. 4-21
4.4.4
Misaligned Operands ........................................................................... 4-21
4.4.5
Operand Transfer Cases ...................................................................... 4-22
4.5 Bus Operation .............................................................................................. 4-22
4.5.1
Synchronization to CLKOUT ................................................................ 4-23
4.5.2
Regular Bus Cycles .............................................................................. 4-23
4.5.2.1
Read Cycle ................................................................................... 4-24
4.5.2.2
Write Cycle ................................................................................... 4-25
4.5.3
Fast Termination Cycles ....................................................................... 4-25
4.5.4
CPU Space Cycles ............................................................................... 4-26
4.5.4.1
Breakpoint Acknowledge Cycle .................................................... 4-27
4.5.4.2
LPSTOP Broadcast Cycle ............................................................ 4-30
4.5.5
Bus Exception Control Cycles .............................................................. 4-30
4.5.5.1
Bus Errors .................................................................................... 4-32
4.5.5.2
Double Bus Faults ........................................................................ 4-32
4.5.5.3
Retry Operation ............................................................................ 4-33
4.5.5.4
Halt Operation .............................................................................. 4-33
4.5.6
External Bus Arbitration ........................................................................ 4-34
MOTOROLA
iv
MC68331
USER’S MANUAL

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M68MMDS1632 전자부품, 판매, 대치품
Paragraph
TABLE OF CONTENTS
(Continued)
Title
Page
6.2.1.2
Freeze Operation ........................................................................... 6-3
6.2.1.3
QSM Interrupts ............................................................................... 6-3
6.2.2
QSM Pin Control Registers .................................................................... 6-4
6.3 Queued Serial Peripheral Interface ................................................................ 6-5
6.3.1
QSPI Registers ....................................................................................... 6-6
6.3.1.1
Control Registers ........................................................................... 6-7
6.3.1.2
Status Register ............................................................................... 6-7
6.3.2
QSPI RAM .............................................................................................. 6-7
6.3.2.1
Receive RAM ................................................................................. 6-8
6.3.2.2
Transmit RAM ................................................................................ 6-8
6.3.2.3
Command RAM .............................................................................. 6-8
6.3.3
QSPI Pins ............................................................................................... 6-8
6.3.4
QSPI Operation ...................................................................................... 6-9
6.3.5
QSPI Operating Modes ........................................................................ 6-10
6.3.5.1
Master Mode ................................................................................ 6-17
6.3.5.2
Master Wraparound Mode ........................................................... 6-19
6.3.5.3
Slave Mode .................................................................................. 6-20
6.3.5.4
Slave Wraparound Mode ............................................................. 6-21
6.3.6
Peripheral Chip Selects ........................................................................ 6-21
6.4 Serial Communication Interface ................................................................... 6-22
6.4.1
SCI Registers ....................................................................................... 6-22
6.4.1.1
Control Registers ......................................................................... 6-22
6.4.1.2
Status Register ............................................................................. 6-25
6.4.1.3
Data Register ............................................................................... 6-25
6.4.2
SCI Pins ............................................................................................... 6-25
6.4.3
SCI Operation ....................................................................................... 6-25
6.4.3.1
Definition of Terms ....................................................................... 6-26
6.4.3.2
Serial Formats .............................................................................. 6-26
6.4.3.3
Baud Clock ................................................................................... 6-26
6.4.3.4
Parity Checking ............................................................................ 6-27
6.4.3.5
Transmitter Operation .................................................................. 6-27
6.4.3.6
Receiver Operation ...................................................................... 6-29
6.4.3.7
Idle-Line Detection ....................................................................... 6-29
6.4.3.8
Receiver Wakeup ......................................................................... 6-30
6.4.3.9
Internal Loop ................................................................................ 6-31
6.5 QSM Initialization ......................................................................................... 6-31
SECTION 7GENERAL-PURPOSE TIMER
7.1 General ........................................................................................................... 7-1
7.2 GPT Registers and Address Map ................................................................... 7-2
7.3 Special Modes of Operation ........................................................................... 7-3
MC68331
USER’S MANUAL
MOTOROLA
vii

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