Z8L38010FSC View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z8L38010FSC' PDF : 115 Pages View PDF
ZILOG
EXTERNAL INTERFACE (Continued)
Miscellaneous Timing
There are two cases where a specific transaction is not
taking place on the bus which are illustrated in this section:
the bus idle cycle and the I/O heartbeat cycle.
MICROPROCESSOR
Idle Cycles
When no transactions are being performed on the bus, an
idle cycle occurs (Figure 16). All control signals, for both
memory and I/O, are inactive during the Idle cycle.
TiH
TiL
BUSCLK
ADDRESS
DATA
STATUS
/WAIT
/MSIZE
/TREFR
/TREFA
/TREFC
/MRD
/MWR
Figure 16. Idle Cycle
PS010001-0301
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