Port 9 Registers - Fujitsu F2MC-8FX Hardware Manual

CHAPTER 9 I/O PORT
9.7.1

Port 9 Registers

This section describes the port 9 registers.
Port 9 Register Function
Table 9.7-2 lists the port 9 register functions.
Table 9.7-2 Port 9 Register Function
Register
Data
name
0
PDR9
1
0
DDR9
1
0
PUL9
1
0
ILSR2
1
Table 9.7-3 lists the correspondence between port 9 pins and each register bit.
Table 9.7-3 Correspondence Between Registers and Pins for Port 9
Pin name -
PDR9
-
DDR9
PUL9
-
ILSR2
-
132
Read
Pin state is "L" level.
Pin state is "H" level.
Correspondence between related register bits and pins
- P95
- bit5
- bit5
- bit6
Read read-modify-write
PDR value is "0".
PDR value is "1".
Port input enabled
Port output enabled
Pull-up disabled
Pull-up enabled
Hysteresis input level
Automotive input level
P94 - P92
bit4 - bit2
bit4 -
bit6 - bit6
Write
As output port, outputs
"L" level.
As output port, outputs
"H" level.
P91 P90
bit1 bit0
- - -
bit6 bit6