Uart / Lin Connector (X6, X8, X12) - Fujitsu SK-91465X-100PMC User Manual

5.3 UART / LIN Connector (X6, X8, X12)

Three 9-pin D-Sub female connectors are used for the serial interfacesUART4 (X6),
LIN/UART6 (X12) and LIN/UART7(X8).
Take care, that the RS232 as well as the LIN signals are shared at the connectors and have
to be selected by jumpers.
Pin Number Pin Signal
1 +VBat
TXD
2
LIN
3 RXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 LGND
Shield GND
UG-910056-11
SK-91465X-100PMC User Guide
Chapter 5 Connectors
Figure 5-2: UART Connector
Description
Power from LIN bus
RS-232 transmit output
Bi-directional LIN-interface
RS-232 receive input
Connected to DSR (pin 6)
Ground normally used for RS232 connection
Connected to DTR (pin 4)
Can be connected with CTS by jumper
Can be connected with RTS by jumper
Ground normally used for LIN connection
Ground
Table 5-2: UART Connector Signals
Note:
Connector X6 is connected to RS232, only.
Connector X8 and X12 can be connected to RS232 or
LIN.
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