HD6473887 Datasheet, PDF (469/523 Pages) Renesas Technology Corp – Hitachi Single-Chip Microcomputer

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 pin function switch
0 Functions as P2₀ I/O pin
1 Functions as SCK₁ I/O pin
P2₁/SI₁ pin function switch
0 Functions as P2₁ I/O pin
1 Functions as SI₁ input pin
P2₂/SO₁ pin function switch
0 Functions as P2₂ I/O pin
1 Functions as SO₁ output pin
P2₂/SO₁ pin PMOS control
0 CMOS output
1 NMOS open-drain output
452