ZiLOG Z8 Series

Z8
®
CPU
User Manual
UM001604-0108 Input/Output Ports
60
Figure 47. Port 3 Configuration with SPI and Comparator Outputs
SPI MSTR
PIN
P31
+
SPI EN
P34
SK IN
SPI MSTR
PIN
P35
SPI EN
REF
SS
0 P34, P35 Standard Output
1 P34, P35 Comparator Output
D0
P34 OUT
PCON
P31
REF
+
-
P34 OUT
-
SPI EN
SK OUT
MUX