Cpu user manual, Input/output ports – Zilog Z86193 User Manual
Page 65
Z8
®
CPU
User Manual
UM001604-0108
Input/Output Ports
58
Figure 45. Port 3 Configuration with Comparator, Autolatch, and Schmitt-Trigger
P31 (AN1)
R247 = P3M
+
-
IRQ2, T
IN
, P31 Data Latch
P30
+
-
1 = Analog
0 = Digital
D1
R
≈ 500 KΩ
Autolatch
Port 3
(I/O or Control)
P30 Data
Latch IRQ3
Z8
P34
P35
P37
P36
P30
P31
P32
P33
IRQ0, P32 Data Latch
IRQ1, P33 Data Latch
P32 (AN2)
P33 (REF)
From Stop-Mode
Recovery Source
DIG.
AN.
This manual is related to the following products:
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