Users Manual

Table Of Contents
R01UH0823EJ0110 Rev.1.10 Page 1512 of 1852
Nov 30, 2020
RX23W Group 43. Capacitive Touch Sensing Unit (CTSU)
43.2.8 CTSU Channel Enable Control Register 1 (CTSUCHAC1)
The CTSUCHAC1 register should be set when the CTSUCR0.CTSUSTRT bit is 0.
CTSUCHAC1j Bit (CTSU Channel m Enable Control) (j = 0, 4, 5; m = 8, 12, 13)
This bit sets the pin (for receive and transmit) whose electrostatic capacitance is to be measured.
Address(es): CTSU.CTSUCHAC1 000A 0907h
b7 b6 b5 b4 b3 b2 b1 b0
——
CTSUC
HAC15
CTSUC
HAC14
———
CTSUC
HAC10
Value after reset:
00000000
Bit Symbol Bit Name Description R/W
b0 CTSUCHAC10 CTSU Channel 8 Enable Control 0: Not measurement target
1: Measurement target
R/W
b3 to b1 Reserved These bits are read as 0. The write value should be 0. R/W
b4 CTSUCHAC14 CTSU Channel 12 Enable Control 0: Not measurement target
1: Measurement target
R/W
b5 CTSUCHAC15 CTSU Channel 13 Enable Control R/W
b7, b6 Reserved These bits are read as 0. The write value should be 0. R/W