MPC857T Freescale Semiconductor, Inc, MPC857T Datasheet - Page 35

• Manufacturer Part Number: MPC857T
• Description: Mpc857t Powerquicc Integrated Communications Processor
• Manufacturer: Freescale Semiconductor, Inc

Figure 21
Figure 22
GPCM.
Figure 23
Freescale Semiconductor
CSx, WE[0:3],
R/W, BURST
provides the timing for the synchronous external master access controlled by the GPCM.
provides the timing for the asynchronous external master memory access controlled by the
provides the timing for the asynchronous external master control signals negation.
TSIZ[0:1],
CLKOUT
OE, GPLx,
TSIZ[0:1],
A[0:31],
CLKOUT
A[0:31],
BS[0:3]
R/W
CSx
Figure 23. Asynchronous External Master—Control Signals Negation Timing
AS
CSx
TS
AS
MPC862/857T/857DSL PowerQUICC™ Family Hardware Specifications, Rev. 3
Figure 22. Asynchronous External Master Memory Access Timing
Figure 21. Synchronous External Master Access Timing
(GPCM Controlled—ACS = 00)
(GPCM Handled ACS = 00)
B40
B39
B41
B40
B42
B43
B22
B22
Bus Signal Timing
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