Lucent Technologies MN10285K - Manual (Page 275)

I/O Ports
I/O Port Circuit Diagrams
Panasonic Semiconductor Development Company MN102H75K/F75K/85K/F85K LSI User Manual
274
Panasonic
Figure 11-24 P52/IRQ4/VI0 (Port 5)
P5PUP2
0: Pullup off
1: Pullup on
P5MD2
0: P52
1: IRQ4/VI0
P5DIR2
0: Port input
1: Port output
P5OUT2
Pin 0: Port low output
1: Port high output
P5IN2
Schmidt trigger
IRQ4/VI0
P52/IRQ4/VI0