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LIN-UART 0:

Jumper

JP81

(RXD)

JP82

(TXD)

JP83

(LIN enable)

JP85

(LIN master)

JP86

(RS232/LIN)

JP87

(DTR/RTS)

JP88

(RTS-CTS)

JP89

(LIN VBbat)

By default, UART0 is connected to X2 and configured as RS232 interface.

For Flash programming, UART0 has to be used (RS232).

FMEMCU-UG-910053-16

SK-91467R-176PMC User Guide

Chapter 3 Jumpers and Switches

Setting

Description

1-2

SIN0 is connected to RS232 transceiver

2-3

SIN0 is connected to LIN transceiver

1-2

SOT0 is connected to RS232 transceiver

2-3

SOT0 is connected to LIN transceiver

Closed

LIN transceiver for X2 is enabled

Open

LIN transceiver for X2 is disabled

Closed

LIN-UART 0 is LIN Master

Open

LIN-UART 0 is LIN Slave

1-2

X2 Pin2 is connected to RS232 transceiver (T1out)

2-3

X2 Pin2 is connected to LIN transceiver (BUS)

1-2

DTR signal (Pin 6 of X2) is used as reset source

2-3

RTS signal (Pin 7 of X2) is used as reset source

Closed

RTS and CTS of X2 are connected

Open

RTS and CTS of X2 are not connected

Closed

Pin 1 (LIN Vs) of X2 is connected to Vin

Open

Pin 1 (LIN Vs) of X2 is not connected to Vin

Table 3-11: UART 0 Settings

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