Local Interconnect Network (Lin); I 2 C Bus (Inter-Ic Bus); Touch Interface - Renesas RX100 Series User Manual

Renesas Starter Kit for RX140

5.9 Local Interconnect Network (LIN)

A LIN transceiver IC is fitted to the RSK and connected to the Extended serial mode MCU peripheral. For
further details regarding the supported modes of operation, please refer to the RX140 Group User's Manual:
Hardware. Connections between the LIN connector and microcontroller are listed in Table 5-8 below.
LIN signal
LIN-TX
LIN-RX
LIN-NSLP
5.10 I 2 C Bus (Inter-IC Bus)
The RX140 features I C (Inter-IC Bus) interface (RIICa). RIIC0 is connected to a 2Kbit EEPROM. The
2
connections for the I C Bus Interface signals are listed in Table 5-9 below.
2
I 2 C Bus signal
E2P-SDA
E2P-SCL

5.11 Touch Interface

The RSK Board is fitted with a Touch Interface (slider x 1, button x 2). The connections for the Touch Interface
signals are listed in Table 5-10 below.
Touch Interface signal
TS12
TS11
TS10
TS9
TS8
TS7
TSCAP
R20UT5026EG0100 Rev.1.00
Jan 17, 2022
Table 5-8: LIN Connections
Function
LIN Transmit Signal
LIN Receive Signal
LIN Transceiver Device Sleep Control
Table 5-9: I 2 C Bus Connections
Function
Data
Clock
Table 5-10: Touch Interface Connections
Function
Electrostatic capacitive measurement pin (touch
button)
Electrostatic capacitive measurement pin (touch
button)
Electrostatic capacitive measurement pin (touch slider)
Electrostatic capacitive measurement pin (touch slider)
Electrostatic capacitive measurement pin (touch slider)
Electrostatic capacitive measurement pin (touch slider)
LPF (Low-pass filter) connection pin
5. User Circuitry
MCU
Port Pin
PE1 62
PE2 61
PC5 37
MCU
Port Pin
P13 27
P12 28
MCU
Port Pin
P54 34
P55 33
PH0 32
PH1 31
PH2 30
PH3 29
PC4 38
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