Users Manual

Table Of Contents
R01UH0823EJ0110 Rev.1.10 Page 1513 of 1852
Nov 30, 2020
RX23W Group 43. Capacitive Touch Sensing Unit (CTSU)
43.2.9 CTSU Channel Enable Control Register 2 (CTSUCHAC2)
The CTSUCHAC2 register should be set when the CTSUCR0.CTSUSTRT bit is 0.
CTSUCHAC2j Bit (CTSU Channel m Enable Control) (j = 6, 7; m = 22, 23)
This bit sets the pin (for receive and transmit) whose electrostatic capacitance is to be measured.
Address(es): CTSU.CTSUCHAC2 000A 0908h
b7 b6 b5 b4 b3 b2 b1 b0
CTSUC
HAC27
CTSUC
HAC26
——————
Value after reset:
00000000
Bit Symbol Bit Name Description R/W
b5 to b0 Reserved These bits are read as 0. The write value should be 0. R/W
b6 CTSUCHAC26 CTSU Channel 22 Enable Control 0: Not measurement target
1: Measurement target
R/W
b7 CTSUCHAC27 CTSU Channel 23 Enable Control R/W