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MC68340 データシート(PDF) 18 Page - Freescale Semiconductor, Inc |
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MC68340 データシート(HTML) 18 Page - Freescale Semiconductor, Inc |
18 / 441 page 11/2/95 SECTION 1: OVERVIEW UM Rev 1 MOTOROLA MC68340 USER'S MANUAL xvii LIST OF ILLUSTRATIONS Figure Page Number Title Number 1-1 Block Diagram.........................................................................................................1-1 2-1 Functional Signal Groups .....................................................................................2-1 3-1 Input Sample Window............................................................................................3-2 3-2 MC68340 Interface to Various Port Sizes..........................................................3-7 3-3 Long-Word Operand Read Timing from 8-Bit Port............................................3-11 3-4 Long-Word Operand Write Timing to 8-Bit Port.................................................3-12 3-5 Long-Word and Word Read and Write Timing—16-Bit Port ...........................3-13 3-6 Fast Termination Timing........................................................................................3-15 3-7 Word Read Cycle Flowchart .................................................................................3-16 3-8 Word Write Cycle Flowchart..................................................................................3-18 3-9 Read-Modify-Write Cycle Timing .........................................................................3-19 3-10 CPU Space Address Encoding............................................................................3-21 3-11 Breakpoint Operation Flowchart ..........................................................................3-24 3-12 Breakpoint Acknowledge Cycle Timing (Opcode Returned)..........................3-25 3-13 Breakpoint Acknowledge Cycle Timing (Exception Signaled) ......................3-26 3-14 Interrupt Acknowledge Cycle Flowchart.............................................................3-28 3-15 Interrupt Acknowledge Cycle Timing ..................................................................3-29 3-16 Autovector Operation Timing................................................................................3-31 3-17 Bus Error without DSACK ≈ ...................................................................................3-35 3-18 Late Bus Error with DSACK ≈................................................................................3-36 3-19 Retry Sequence ......................................................................................................3-37 3-20 Late Retry Sequence .............................................................................................3-38 3-21 HALT Timing............................................................................................................3-39 3-22 Bus Arbitration Flowchart for Single Request....................................................3-41 3-23 Bus Arbitration Timing Diagram—Idle Bus Case..............................................3-42 3-24 Bus Arbitration Timing Diagram—Active Bus Case .........................................3-42 3-25 Bus Arbitration State Diagram..............................................................................3-45 3-26 Show Cycle Timing Diagram................................................................................3-46 3-27 Timing for External Devices Driving RESET ......................................................3-47 3-28 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 Freescale Semiconductor, Inc. For More Information On This Product, Go to: www.freescale.com |
同様の部品番号 - MC68340 |
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同様の説明 - MC68340 |
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