Freescale Semiconductor MCF5329 Reference Manual page 354

Devices supported: mcf5327; mcf5328; mcf53281; mcf5329
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FlexBus
transfer start (FB_TS) is asserted.
two clocks of address setup.
FB_CLK
FB_A[23:0]
FB_D[31:X]
FB_R/W
FB_TS
FB_CSn, FB_OE,
FB_BE/BWEn
FB_TA
Figure 17-21. Read-Bus Cycle with Two-Clock Address Setup (No Wait States)
FB_A[23:0]
FB_D[31:X]
FB_CSn, FB_BE/BWEn
Figure 17-22. Write-Bus Cycle with Two Clock Address Setup (No Wait States)
17-22
Figure 17-21
and
S0
AS
ADDR[23:0]
ADDR[31:X]
S0
AS
FB_CLK
ADDR[31:X]
FB_R/W
FB_TS
FB_OE
FB_TA
MCF5329 Reference Manual, Rev 3
Figure 17-22
show read- and write-bus cycles with
S1
S2
S3
DATA
S1
S2
ADDR[23:0]
DATA
S0
S3
S0
Freescale Semiconductor

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