Renesas RX Series User Manual

R01UH0823EJ0100 Rev.1.00 Page 1498 of 1823
Jul 31, 2019
RX23W Group 43. Capacitive Touch Sensing Unit (CTSU)
43.2.6 CTSU Measurement Channel Register 1 (CTSUMCH1)
CTSUMCH1[5:0] Bits (CTSU Measurement Channel 1)
These bits indicate the transmit channel that is being measured in full scan mode. The value of these bits is 111111b
while measurement is stopped or in self-capacitance single scan mode and multi-scan mode.
Address(es): CTSU.CTSUMCH1 000A 0905h
b7 b6 b5 b4 b3 b2 b1 b0
— — CTSUMCH1[5:0]
Value after reset:
00111111
Bit Symbol Bit Name Description R/W
b5 to b0 CTSUMCH1[5:0] CTSU Measurement Channel 1
b5 b0
0 0 0 0 1 0: TS2
0 0 0 0 1 1: TS3
0 0 0 1 0 0: TS4
0 0 0 1 1 1: TS7
0 0 1 0 0 0: TS8
0 0 1 1 0 0: TS12
0 0 1 1 0 1: TS13
0 1 0 1 1 0: TS22
0 1 0 1 1 1: TS23
0 1 1 0 1 1: TS27
0 1 1 1 1 0: TS30
1 0 0 0 1 1: TS35
1 1 1 1 1 1: Measurement is stopped
R
b7, b6 — Reserved These bits are read as 0. Writing to these bits has no
effect.
R

Renesas RX Series Specifications

General

Core	RXv1, RXv2, RXv3
Flash Memory	Up to 8 MB
RAM	Up to 1 MB
Operating Voltage	1.62V to 5.5V
Operating Temperature	-40°C to +85°C or +105°C
Package	BGA, LQFP
ADC Resolution	12-bit
DAC Resolution	12-bit
Communication Interfaces	SCI, SPI, I2C, USB, Ethernet, CAN
Architecture	32-bit
Security Features	Memory Protection Unit (MPU)