LIST OF ILLUSTRATIONS (Continued)
Figure Page
Number Title Number
xxii
MPC801
USER’S MANUAL
13-12. Burst-Read Cycle–32-Bit Port Size–Zero Wait State ........................13-18
13-13. Burst-Read Cycle–32-Bit Port Size–One Wait State .........................13-19
13-14. Burst-Read Cycle–32-Bit Port Size–Wait States Between Beats .....13-20
13-15. Burst-Read Cycle–16-Bit Port Size–One Wait State Between
Beats .................................................................................................13-21
13-16. Simplified Flow Diagram of a Burst Write Cycle ................................13-22
13-17. Burst Write Cycle–32-Bit Port Size–Zero Wait States .......................13-23
13-18. Burst-Inhibit Cycle–32-Bit Port Size ..................................................13-24
13-19. Internal Operand Representation ......................................................13-25
13-20. Interface To Different Port Size Devices ...........................................13-26
13-21. Bus Arbitration Flowchart ..................................................................13-28
13-22. Basic Connection of the Master Signal .............................................13-29
13-23. Bus Arbitration Timing Diagram ........................................................13-30
13-24. Internal Bus Arbitration State Machine ..............................................13-31
13-25. Termination Signals Protocol Basic Connection ...............................13-36
13-26. Termination Signals Protocol Timing Diagram ..................................13-37
13-27. Reservation On A Local Bus .............................................................13-38
13-28. Reservation On Multilevel Bus Hierarchy ..........................................13-39
13-29. Retry Transfer Timing–Internal Arbiter ..............................................13-41
13-30. Retry Transfer Timing–External Arbiter .............................................13-42
13-31. Retry On Burst Cycle ........................................................................13-43
14-1. General MPC801 System Diagram .....................................................14-2
15-1. Memory Controller Block Diagram ......................................................15-2
15-2. MPC801 Simple System Configuration ...............................................15-4
15-3. Memory Controller Machine Selection ................................................15-5
15-4. Memory Controller Basic Operation ....................................................15-6
15-5. MPC801 GPCM–Memory Devices Interface .......................................15-8
15-6. MPC801 GPCM–Memory Device Basic Timing
(ACS = 00,TRLX = 0) ..........................................................................15-9
15-7. MPC801 GPCM–Peripheral Device Interface .....................................15-9
15-8. MPC801 GPCM–Peripheral Device Basic Timing
(ACS = 10, ACS = 11,TRLX = 0) ......................................................15-10
15-9. MPC801 GPCM–Relaxed Timing–Read Access
(ACS = 10, ACS = 11, SCY = 1, TRLX =1) .......................................15-11
15-10. MPC801 GPCM–Relaxed Timing–Write Access
(ACS = 10, ACS = 11, SCY = 0, CSNT = 0, TRLX =1) .....................15-11
15-11. MPC801 GPCM–Relaxed Timing–Write Access
(ACS = 10, ACS = 11, SCY = 0, CSNT = 1, TRLX =1) .....................15-12
Fr
ees
cale S
em
iconduct
or
, I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
nc...
Fr
ees
cale S
em
iconduct
or
, I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
nc...