Lucent Technologies MN10285K - Manual (Page 253)

I/O Ports
I/O Port Circuit Diagrams
Panasonic Semiconductor Development Company MN102H75K/F75K/85K/F85K LSI User Manual
252
Panasonic
11.2 I/O Port Circuit Diagrams
Figure 11-1 P00/RMIN/IRQ0 (Port 0)
P0PUP0
0: Pullup off
1: Pullup on
P0MD0
0: P00/IRQ0
1: RMIN/IRQ0
P0DIR0
0: Port input
1: Port output
P0OUT0
Pin
P0IN0
RMIN
Schmidt trigger
0: Port low output
1: Port high output
IRQ0