Lucent Technologies MN10285K - Manual (Page 255)

I/O Ports
I/O Port Circuit Diagrams
Panasonic Semiconductor Development Company MN102H75K/F75K/85K/F85K LSI User Manual
254
Panasonic
Figure 11-3 P10/ADIN5/IRQ1, P11/ADIN6/IRQ2, and P12/ADIN7/IRQ3 (Port 1)
P1PUPn
0: Pullup off
1: Pullup on
P1MD(2n)
0: P10/IRQ1, P11/IRQ2, P12/IRQ3
1: ADIN5, ADIN6, ADIN7
P1DIRn
0: Port input
1: Port output
P1OUTn
Pin
P1INn
0: Port low output
1: Port high output
IRQ1, IRQ2, IRQ3
ADIN5, ADIN6, ADIN7
Schmidt trigger