Z85C3008VSG Datasheet, PDF (69/81 Pages) Zilog, Inc. – CMOS SCC Serial Communications Controller

CMOS SCC Serial Communications Controller
Product Specification
61
Figures 35 through 37 display the Read/Write timing, interrupt acknowledge timing and
reset timing, respectively, for the Z80C30 device.
AS
4
CS0
7
CS1
INTACK
7
R/W
Read
R/W
Write
DS
AD7–AD0
Write
15
AD7–AD0
Read
15
W/REQ
Wait
W/REQ
Request
DTR/REQ
Request
INT
PCLK
40
2
4
8
9
12
12
16
17
16
22
24
13
19
21
25
26
6
14
10
10
18
20
23
27
44
41
42
43
44
Figure 35. Z80C30 Read/Write Timing Diagram
PS011706-0511
Electrical Characteristics