Hitachi H8/3048 Hardware Manual page 284

Table 9-15 Port 8 Pin Functions in Mode 7
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Pin
P8
4
P8 /IRQ
3 3
P8 /IRQ
2 2
P8 /IRQ
1 1
P8 /IRQ
0 0
Pin Functions and Selection Method
Bit P8 DDR selects the pin function as follows
4
P8 DDR
4
Pin function
Bit P8 DDR selects the pin function as follows
3
P8 DDR
3
Pin function
Bit P8 DDR selects the pin function as follows
2
P8 DDR
2
Pin function
Bit P8 DDR selects the pin function as follows
1
P8 DDR
1
Pin function
Bit P8 DDR select the pin function as follows
0
P8 DDR
0
Pin function
0
P8 input
4
0
P8 input
3
IRQ input
3
0
P8 input
2
IRQ input
2
0
P8 input
1
IRQ input
1
0
P8 input
0
IRQ input
0
271
1
P8 output
4
1
P8 output
3
1
P8 output
2
1
P8 output
1
1
P8 output
0