Z84C9012VSC View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z84C9012VSC' PDF : 56 Pages View PDF
Z84C90 KIO Serial/Parallel Counter/Timer
Product Specification
33
Figure 37 shows the timing for the RETI sequence.
ED
Op Code Fetch 1
4D
Op Code Fetch 2
T4
T1
T2
T3
T4
T1
T2
T3
T4
T1
Clock
74
M1
74
RD
12
DATA
73
IEI
22
71
IEO
Figure 37. RETI Timing Standard Function
Figure 38 shows the interrupt timing that occurs when a RETI sequence is pending.
PS011804-0612
DC Characteristics
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