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MC68030FE33 Datasheet(PDF) 18 Page - Motorola, Inc

Part No. MC68030FE33
Description  ENHANCED 32-BIT MICROPROCESSOR
Download  602 Pages
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Maker  MOTOROLA [Motorola, Inc]
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MC68030FE33 Datasheet(HTML) 18 Page - Motorola, Inc

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MOTOROLA
MC68030 USER’S MANUAL
xxxix
Figure
Number
Title
Page
Number
LIST OF ILLUSTRATIONS (Continued)
7-35
Synchronous Read-Modify-Write Cycle Flowchart. . . . . . . . . . . . . . . . . . . 7-55
7-36
Synchronous Read-Modify-Write Cycle Timing — CIIN Asserted . . . . . . . 7-56
7-37
Burst Operation Flowchart — Four Long Words Transferred. . . . . . . . . . . 7-62
7-38
Long-Word Operand Request from $07 with
Burst Request and Wait Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-63
7-39
Long-Word Operand Request from $07 with
Burst Request — CBACK Negated Early. . . . . . . . . . . . . . . . . . . . . . . . . . 7-64
7-40
Long-Word Operand Request from $0E — Burst Fill Deferred . . . . . . . . . 7-65
7-41
Long-Word Operand Request from $07 with
Burst Request — CBACK and CIIN Asserted . . . . . . . . . . . . . . . . . . . . . . 7-66
7-42
MC68030 CPU Space Address Encoding . . . . . . . . . . . . . . . . . . . . . . . . . 7-69
7-43
Interrupt Acknowledge Cycle Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-71
7-44
Interrupt Acknowledge Cycle Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-72
7-45
Autovector Operation Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-73
7-46
Breakpoint Operation Flow. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-75
7-47
Breakpoint Acknowledge Cycle Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-76
7-48
Breakpoint Acknowledge Cycle Timing (Exception Signaled) . . . . . . . . . . 7-77
7-49
Bus Error without DSACKx. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-84
7-50
Late Bus Error with DSACKx . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-85
7-51
Late Bus Error with STERM — Exception Taken. . . . . . . . . . . . . . . . . . . . 7-86
7-52
Long-Word Operand Request — Late BERR on Third Access . . . . . . . . . 7-87
7-53
Long-Word Operand Request — BERR on Second Access . . . . . . . . . . . 7-88
7-54
Asynchronous Late Retry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-90
7-55
Synchronous Late Retry. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-91
7-56
Late Retry Operation for a Burst . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-92
7-57
Halt Operation Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-93
7-58
Bus Synchronization Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-96
7-59
Bus Arbitration Flowchart for Single Request. . . . . . . . . . . . . . . . . . . . . . . 7-98
7-60
Bus Arbitration Operation Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-99
7-61
Bus Arbitration State Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-101
7-62
Single-Wire Bus Arbitration Timing Diagram . . . . . . . . . . . . . . . . . . . . . . . 7-103
7-63
Bus Arbitration Operation (Bus Inactive) . . . . . . . . . . . . . . . . . . . . . . . . . . 7-104
7-64
Initial Reset Operation Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-105
7-65
Processor-Generated Reset Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-106
8-1
Reset Operation Flowchart. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-6
8-2
Interrupt Pending Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-15
8-3
Interrupt Recognition Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-17
8-4
Assertion of IPEND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-18
8-5
Interrupt Exception Processing Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . 8-19
8-6
Examples of Interrupt Recognition and Instruction Boundaries . . . . . . . . . 8-20
8-7
Breakpoint Instruction Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-23


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