Lucent Technologies MN10285K - Manual (Page 268)

I/O Ports
I/O Port Circuit Diagrams
MN102H75K/F75K/85K/F85K LSI User Manual Panasonic Semiconductor Development Company
267
Panasonic
Figure 11-16 P30/CLH and P33/CLL (Port 3)
P3PUPn
0: Pullup off
1: Pullup on
0: P30, P33
1: CLH, CLL
CLH, CLL
P3MD2
P3DIRn
0: Port input
1: Port output
P3OUTn
Pin
P3INn
0: Port low output
1: Port high output
P3MD3