HD6473837H Datasheet, PDF (159/562 Pages) Renesas Technology Corp – Hardware Manual

Bits 7 to 6—Reserved Bits: Bits 7 to 6 are reserved; they are always read as 1, and cannot be
modified.
Bit 5—P3₅/SO₂ Pin PMOS Control (POF2): This bit controls the on/off state of the PMOS
transistor in the P3₅/SO₂ pin output buffer.
Bit 5: POF2
0
1
Description
CMOS output
NMOS open-drain output
(initial value)
Bit 4—TMIG Noise Canceller Select (NCS): This bit controls the noise canceller circuit for
input capture at pin TMIG.
Bit 4: NCS
0
1
Description
Noise canceller function not selected
Noise canceller function selected
(initial value)
Bit 3—P4₃/IRQ₀ Pin Function Switch (IRQ0): This bit selects whether pin P4₃/IRQ₀ is used as
P4₃ or as IRQ₀.
Bit 3: IRQ0
0
1
Description
Functions as P4₃ input pin
Functions as IRQ₀ input pin
(initial value)
Bit 2—P3₂/SO₁ Pin PMOS Control (POF1): This bit controls the on/off state of the PMOS
transistor in the P3₂/SO₁ pin output buffer.
Bit 2: POF1
0
1
Description
CMOS output
NMOS open-drain output
(initial value)
Bit 1—P2₁/UD Pin Function Switch (UD): This bit selects whether pin P2₁/UD is used as P2₁ or
as UD.
Bit 1: UD
0
1
Description
Functions as P2₁ I/O pin
Functions as UD input pin
(initial value)
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