Z86L70 Datasheet, PDF (10/61 Pages) Zilog, Inc. – IR/Low-Voltage Microcontroller

Z86L70/71/75/C71
IR/Low-Voltage Microcontroller
AC CHARACTERISTICS
External I/O or Memory Read and Write Timing Diagram
R//W
Port 0, /DM
Port 1
/AS
/DS
(Read)
Port 1
/DS
(Write)
12
18
A7 - A0
1
2
16
3
4
5
17
A7 - A0
14
13
19
20
D7 - D0 IN
9
8
11
6
10
D7 - D0 OUT
15
7
Figure 6. External I/O or Memory Read/Write Timing
Zilog
1-10
PRELIMINARY
DS97LVO0500