z85c30 ZiLOG Semiconductor, z85c30 Datasheet - Page 40

• Manufacturer Part Number: z85c30
• Description: Cmos Scc Serial Communications Controller
• Manufacturer: ZiLOG Semiconductor

PS011705-0608
A/B, D/C
WR
D7-D0
INTACK
CE
Write Cycle Timing
Figure 22
INTACK must remain stable throughout the cycle. If CE falls after WR falls, or if CE rises
before WR rises, the effective WR is shortened. Data must be valid before the rising edge
of WR.
displays Write cycle timing. Addresses on A/B and D/C and the status on
Figure 22. Write Cycle Timing
A
Ad Add
Address Valid
CMOS SCC Serial Communications Controller
Data Valid
Product Specification
Functional Description
36