ZiLOG Z8 User Manual

Z8 Microcontrollers
I/O Ports ZiLOG
5-14 UM001601-0803
5.5 PORT 3 (Continued)
Figure 5-18. Port 3 Configuration with Comparator, Auto Latch, and Schmitt-Trigger
P31 (AN1)
R247 = P3M
+
-
IRQ2, T
IN
, P31 Data Latch
P30
+
-
1 = Analog
0 = Digital
D1
R ≈ 500 KΩ
Auto Latch
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.

ZiLOG Z8 Specifications

General

Brand	ZiLOG
Model	Z8
Category	Desktop
Language	English