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Paragraph
Number
3.4
3.4.1
3.4.2
3.4.3
3.4.4
3.4.4.1
3.4.4.2
3.4.4.3
3.5
3.5.1
3.5.2
3.5.3
3.5.4
3.6
3.6.1
3.6.2
3.6.3
3.6.4
3.6.5
3.7
4.1
4.2
4.2.1
4.2.2
4.2.2.1
4.2.2.2
4.2.2.3
4.2.2.4
4.2.2.5
4.2.2.6
4.2.2.6.1
4.2.2.6.2
4.2.2.7
4.2.3
4.2.3.1
4.2.3.2
4.2.3.3
4.2.4
4.2.4.1
vi
TABLE OF CONTENTS (Continued)
Title
Page
Number
CPU Space Cycles ........................................................................................... 3-21
Breakpoint Acknowledge Cycle ................................................................. 3-22
LPSTOP Broadcast Cycle ........................................................................... 3-23
Module Base Address Register Access .................................................... 3-27
Interrupt Acknowledge Bus Cycles ............................................................ 3-27
Interrupt Acknowledge Cycle-Terminated Normally ........................ 3-27
Autovector Interrupt Acknowledge Cycle ............................................. 3-29
Spurious Interrupt Cycle .......................................................................... 3-30
Bus Exception Control Cycles ........................................................................ 3-32
Bus Errors ....................................................................................................... 3-34
Retry Operation ............................................................................................. 3-36
Halt Operation ............................................................................................... 3-38
Double Bus Fault .......................................................................................... 3-39
Bus Arbitration ................................................................................................... 3-40
Bus Request. .................................................................................................. 3-43
Bus Grant. ....................................................................................................... 3-43
Bus Grant Acknowledge .............................................................................. 3-43
Bus Arbitration Control ................................................................................. 3-44
Show Cycles .................................................................................................. 3-44
Reset Operation ................................................................................................ 3-46
Section 4
System Integration Module
Module Overview .............................................................................................. 4-1
Module Operation ............................................................................................. 4-2
Module Base Address Register Operation .............................................. .4-2
System Configuration and Protection Operation ................................... .4-3
System Configuration .............................................................................. 4-5
Internal Bus Monitor ................................................................................. 4-6
Double Bus Fault Monitor ....................................................................... .4-6
Spurious Interrupt Monitor ...................................................................... 4-6
Software Watchdog .................................................................................. 4-6
Periodic Interrupt Timer .......................................................................... .4-7
Periodic Timer Period Calculation .................................................... .4-8
Using the Periodic Timer as a Real-Time Clock ............................ .4-9
Simultaneous Interrupts by Sources in the SIM40 ............................. 4-9
Clock Synthesizer Operation ..................................................................... .4-9
Phase Comparator and Filter ................................................................ .4-11
Frequency Divider .................................................................................... 4-12
Clock Control ............................................................................................. 4-13
Chip Select Operation ................................................................................. 4-13
Programmable Features ......................................................................... .4-14
MC68340 USER'S MANUAL
MOTOROLA
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