HD6433937 Datasheet, PDF (469/521 Pages) Hitachi Semiconductor – Hardware Manual

PMR2—Port mode register 2
Bit
7
—
Initial value
1
Read/Write
—
6
5
4
—
POF1
—
1
0
1
—
R/W
—
H'C9
3
2
—
SO1
1
0
—
R/W
I/O port
1
0
SI1 SCK1
0
0
R/W R/W
P2₀/SCK₁ function switch
0 Functions as P2₀ I/O
1 Functions as SCK₁ I/O
P2₁/SI₁ function switch
0 Functions as P2₁ I/O
1 Functions as SI₁ input
P2₂/SO₁ function switch
0 Functions as P2₂ I/O
1 Functions as SO₁ output
P2₂/SO₁ function PMOS control
0 CMOS setting
1 NMOS open-drain setting
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