dp8344b National Semiconductor Corporation, dp8344b Datasheet - Page 91

• Manufacturer Part Number: dp8344b
• Description: Biphase Communications Processor?bcp
• Manufacturer: National Semiconductor Corporation

4 0 Remote Interface and Arbitration System (RIAS)
sampled again The value of CMD has not changed since WR-PEND rose so the BCP will read the intended location
sampled again The value of CMD has changed since WR-PEND rose so the BCP will read the wrong location
the BCP sampling the value of CMD when WR-PEND rises If a remote access begins after WR-PEND rises
the BCP sampling the value of CMD when WR-PEND rises If a remote access begins after WR-PEND rises
(a) This timing diagram shows a remote access violating remote rest time The first set of arrows shows
(b) This timing diagram shows a remote access violating remote rest time The first set of arrows shows
and before the position of the second set of arrows (0 5 T-states later) the value of CMD will not be
and before the position of the second set of arrows (0 5 T-states later) the value of CMD will not be
FIGURE 4-26 Rest Time for Latched Write Mode
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TL F 9336 – H1
TL F 9336 – H2