z80189 ZiLOG Semiconductor, z80189 Datasheet - Page 218

• Manufacturer Part Number: z80189
• Description: Z80180, Z8s180, Z8l180 Mpu Operation
• Manufacturer: ZiLOG Semiconductor

202
UM005003-0703
Z8018x
Family MPU User Manual
PHI
A18/T
PHI
E
Example
I/O Read
® Opcode Fetch
E
(I/O Write)
OUT
Figure 87.
Figure 88.
Reg. = 0000H
Timer Data
T
E Clock Timing (Minimum Timing Example of PWEL and
PWEH)
Timer Output Timing
2
55
T
W
49
53
51
T
50
3
54
54
50
T
1
52
T
2
53
49