PM7312 pmc-sierra, PM7312 Datasheet - Page 266
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PM7312
Manufacturer Part Number
PM7312
Description
Freedm 32a1024l Assp Telecom Standard Datasheet
Manufacturer
pmc-sierra
Datasheet
1.PM7312.pdf
(283 pages)
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Proprietary and Confidential to PMC-Sierra, Inc., and for its customers’ internal use.
Document No.: PMC-2021833, Issue 2
Figure 58 shows consecutive write operations using the WRDONEB signal without the READYB.
Write operations may only begin when WRDONEB is sampled low by the external interface. On
the first data transfer, the cycle is terminated normally. Subsequent access does not begin until
WRDONEB is sampled low by the external interface. This interface is used when the external
processor is incapable of dealing with wait states during write
Figure 58 Consecutive Write Accesses Using WRDONEB
WRDONEB
BUSPOL
BURSTB
AD[31:0]
BLAST
BCLK
CSB
WR
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FREEDM 32A1024L ASSP Telecom Standard Product Data Sheet
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