z80230 ZiLOG Semiconductor, z80230 Datasheet - Page 5

• Manufacturer Part Number: z80230
• Description: Esc Enhanced Serial Communication Controller
• Manufacturer: ZiLOG Semiconductor

AC CHARACTERISTICS
Z80230 Read and Write Timing Diagrams
/DTR//REQ
AD7-AD0
AD7-AD0
/INTACK
/W//REQ
/W//REQ
Request
Request
PCLK
Read
Read
Write
Write
/CS0
R//W
R//W
Wait
CS1
/INT
/DS
/AS
15
15
3
7
40
1
42
41
16
16
4
8
12
Z80230 Read/Write Timing Diagram
5
17
24
9
28
22
43
11
25
19
26
21
44
13
27
14
2
20
10
10
18
6
23
5