HD6473887 Datasheet, PDF (165/523 Pages) Renesas Technology Corp – Hitachi Single-Chip Microcomputer

Bit 4: TMIG noise canceler select (NCS)
This bit controls the noise canceler for the input capture input signal (TMIG).
Bit 4
NCS
0
1
Description
Noise cancellation function not used
Noise cancellation function used
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
Bit 2: P3₂/RESO pin function switch (RESO)
This bit selects whether pin P3₂/RESO is used as P3₂ or as RESO.
Bit 2
RESO
0
1
Description
Functions as P3₂ I/O pin
Functions as RESO output pin
Bit 1: P3₁/UD pin function switch (UD)
This bit selects whether pin P3₁/UD is used as P3₁ or as UD.
Bit 1
UD
0
1
Description
Functions as P3₁ I/O pin
Functions as UD input pin
(initial value)
(initial value)
(initial value)
(initial value)
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