HD6433937 Datasheet, PDF (477/521 Pages) Hitachi Semiconductor – Hardware Manual

PCR2—Port control register 2
Bit
7
6
—
—
Initial value
1
1
Read/Write
—
—
H'E5
I/O ports
5
4
3
2
1
0
—
PCR2₄ PCR2₃ PCR2₂ PCR2₁ PCR2₀
1
0
0
0
0
0
—
W
W
W
W
W
Port 2 input/output select
0 Input pin
1 Output pin
PCR3—Port control register 3
H'E6
I/O ports
Bit
Initial value
Read/Write
7
PCR3 ₇
0
W
6
PCR3 ₆
0
W
5
PCR3 ₅
0
W
4
PCR3 ₄
0
W
3
PCR3 ₃
0
W
2
PCR3₂
0
W
1
PCR3₁
0
W
0
PCR3₀
0
W
Port 3 input/output select
0 Input pin
1 Output pin
PCR4—Port control register 4
H'E7
I/O ports
Bit
7
6
5
4
3
2
1
0
—
—
—
—
— PCR4₂ PCR4₁ PCR4₀
Initial value
1
1
1
1
1
0
0
0
Read/Write
—
—
—
—
—
W
W
W
Port 4 input/output select
0 Input pin
1 Output pin
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