Fujitsu F2MC-8FX Hardware Manual page 155

Block Diagram of Port B
Peripheral function input enable
Peripheral function output
Peripheral function output enable
PDR read
PDR write
At bit operation instruction
DDR read
DDR write
ILSR3 read
ILSR3 write
Figure 9.9-1 Block Diagram of Port B
Peripheral function input
0
1
PDR
DDR
Stop, watch (SPL=1)
ILSR3
LCD output
LCD enable
Hysteresis
Automotive
0
1
Selectable only PB0
CHAPTER 9 I/O PORT
Pin
141