MC68340AB16E Datasheet, PDF (18/441 Pages) Motorola, Inc – Integrated Processor with DMA User’s Manual

11/2/95
Fre^Se^Es^Cc^Ta^IOl^Ne ¹S^: e^Om^VEic^Ro^VIn^Ed^Wuctor, Inc. ^{UM Rev 1}
LIST OF ILLUSTRATIONS
Figure
Number
Title
Page
Number
1-1 Block Diagram.........................................................................................................1-1
2-1 Functional Signal Groups .....................................................................................2-1
3-1
3-2
3-3
3-4
3-5
3-6
3-7
3-8
3-9
3-10
3-11
3-12
3-13
3-14
3-15
3-16
3-17
3-18
3-19
3-20
3-21
3-22
3-23
3-24
3-25
3-26
3-27
3-28
Input Sample Window............................................................................................3-2
MC68340 Interface to Various Port Sizes..........................................................3-7
Long-Word Operand Read Timing from 8-Bit Port............................................3-11
Long-Word Operand Write Timing to 8-Bit Port.................................................3-12
Long-Word and Word Read and Write Timing—16-Bit Port ...........................3-13
Fast Termination Timing........................................................................................3-15
Word Read Cycle Flowchart .................................................................................3-16
Word Write Cycle Flowchart..................................................................................3-18
Read-Modify-Write Cycle Timing .........................................................................3-19
CPU Space Address Encoding............................................................................3-21
Breakpoint Operation Flowchart ..........................................................................3-24
Breakpoint Acknowledge Cycle Timing (Opcode Returned)..........................3-25
Breakpoint Acknowledge Cycle Timing (Exception Signaled) ......................3-26
Interrupt Acknowledge Cycle Flowchart.............................................................3-28
Interrupt Acknowledge Cycle Timing ..................................................................3-29
Autovector Operation Timing................................................................................3-31
Bus Error without DSACK≈ ...................................................................................3-35
Late Bus Error with DSACK≈................................................................................3-36
Retry Sequence ......................................................................................................3-37
Late Retry Sequence .............................................................................................3-38
HALT Timing............................................................................................................3-39
Bus Arbitration Flowchart for Single Request....................................................3-41
Bus Arbitration Timing Diagram—Idle Bus Case..............................................3-42
Bus Arbitration Timing Diagram—Active Bus Case .........................................3-42
Bus Arbitration State Diagram..............................................................................3-45
Show Cycle Timing Diagram................................................................................3-46
Timing for External Devices Driving RESET ......................................................3-47
Power-Up Reset Timing Diagram........................................................................3-48
4-1 SIM40 Module Register Block..............................................................................4-3
4-2 System Configuration and Protection Function ................................................4-5
4-3 Software Watchdog Block Diagram ....................................................................4-7
4-4 Clock Block Diagram for Crystal Operation .......................................................4-10
MOTOROLA
MC68340 USER'S MANUAL
xvii
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