Z84C90 데이터 시트보기 (PDF) - Zilog
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Z84C90 Datasheet PDF : 56 Pages
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Z84C90 KIO Serial/Parallel Counter/Timer
Product Specification
34
Clock
M1
RD
DATA
IEI
IEO
ED
Op Code Fetch 1
4D
Op Code Fetch 2
T4
T1
T2
T3
T4
T1
T2
T3
T4
T1
74
74
12
73
22
71
72
Figure 38. RETI Timing Interrupt Pending
Figure 39 shows the read and write timing of the Z84C90 KIO Peripheral’s GPIO ports.
PS011804-0612
DC Characteristics
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