Renesas R8C/Tiny Series - Manual (Page 14)

Table 6-7 below describes the function of the option links associated with serial configuration. The default configuration is indicated by
BOLD text.
Option Link Settings
Reference Function Fitted Alternative (Removed) Related To
R11 Serial Port
Configuration
Connects serial port TXD1 to SERIAL
D-type connector.
Disconnects serial port TXD1 from
SERIAL D-type connector.
R22
R21 Serial Port
Configuration
Disables RS232 Serial
Transceiver
Enables RS232 Serial
Transceiver
-
R22 Serial Port
Configuration
Connects serial port RXD1 to SERIAL
D-type connector.
Disconnects serial port RXD1 from
SERIAL D-type connector.
R11
R25 Serial Port
Configuration
Routes RS232 serial port Rx to
application connector (JA6)
Disconnects RS232 serial port Rx
from application connector (JA6)
R30
R30 Serial Port
Configuration
Routes RS232 serial port Tx to application
connector (JA6)
Disconnects RS232 serial port Tx
from application connector (JA6)
R25
R33 Serial Port
Configuration
Connects serial port RXD2 to SERIAL
D-type connector.
Disconnects serial port TXD2 from
SERIAL D-type connector.
R34, R38,
R39
R34 Serial Port
Configuration
Connects serial port TXD2 to SERIAL
D-type connector.
Disconnects serial port RXD2 from
SERIAL D-type connector.
R33, R38,
R39
R38 Serial Connector Connects Alternate serial (CH2) to D
connector
Disconnects Alternate serial from D
connector.
R33, R34,
R39
R39 Serial Connector Connects Alternate serial (CH2) to D
connector
Disconnects Alternate serial from D
connector.
R33, R34,
R38
Table 6-7: Serial configuration links
Table 6-8 below describes the function of the option links associated with LIN configuration. The default configuration is indicated by
BOLD text.
Option Link Settings
Reference Function Fitted Alternative (Removed) Related To
R3 LIN Interface Connects RXD0 pin of the microcontroller to
the RXD pin of LIN transceiver
RXD0 can be used for
serial communication.
R7, R8
R7 LIN Interface Connects CLK0 pin of the microcontroller to
the NSLP pin of LIN transceiver
CLK0 can be used for
serial communication.
R3, R8
R8 LIN Interface Connects TXD0 pin of the microcontroller to
the TXD pin of LIN transceiver
TXD0 can be used for
serial communication.
R3, R7
R27 LIN Interface Board_VCC supplies power to LIN. External supply can be
connected to VBAT.
-
R5 LIN Interface LIN operates in Master mode LIN operates in Slave
mode
-
Table 6-8: LIN Configuration Links
10