z86e21 ZiLOG Semiconductor, z86e21 Datasheet - Page 8
z86e21
Manufacturer Part Number
z86e21
Description
Cmos Z8 Otp Microcontroller
Manufacturer
ZiLOG Semiconductor
Datasheet
1.Z86E21.pdf
(12 pages)
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AC CHARACTERISTICS
External I/O or Memory Read or Write Timing Diagram
8
Port 0, /DM
(Read)
(Write)
Port 1
Port 1
R//W
/DS
/DS
/AS
4
12
19
1
A
External I/O or Memory Read/Write Timing
7
- A
A
7
0
- A
2
0
17
5
16
14
3
8
D
7
- D
6
0
OUT
7
D
7
- D IN
18
0
11
13
15
10
9