Connect Tech PCIE/104 - Manual (Page 18)

Connect Tech Xtreme/SBC PCIe/104 Single Board Computer and PCIe/104 Qseven Carrier Board - User Manual
Revision 0.02 18
Connectors
Function RS232 x2
Locations P9
Type 2x10 2mm header
Pinout
Pin Signal Pin Signal
1 DCD1 2 DSR1
3 RXD1 4 RTS1
5 TXD1 6 CTS1
7 DTR1 8 RI1
9 GND 10 N/C
11 DCD2 12 DSR2
13 RXD2 14 RTS2
15 TXD2 16 CTS2
17 DTR2 18 RI2
19 GND 20 N/C
Function RS485 x2
Locations P11
Type 2x10 2mm header
Pinout
Pin Signal Pin Signal
1 RXD0+ 2 N/C
3 TXD0+ 4 N/C
5 TXD0- 6 N/C
7 RXD0- 8 N/C
9 GND 10 N/C
11 RXD1+ 12 N/C
13 TXD1+ 14 N/C
15 TXD1- 16 N/C
17 TXD1- 18 N/C
19 GND 20 N/C