MSI IMGS45M User Guide - Page 27

MS-9871 Serial Port Connector: COM1 ~ COM10 This connector is a 16550A high speed communications port that sends/ receives 16 bytes FIFOs. You can attach a serial device to it through the optional serial port bracket. 2 10 1 9 COM1/ COM2 PIN SIGNAL 1 DCD 2 SIN 3 SOUT 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 RI 10 KEY DESCRIPTION Data Carry Detect Serial In or Receive Data Serial Out or Transmit Data Data Terminal Ready Ground Data Set Ready Request To Send Clear To Send Ring Indicate Key 2 40 1 39 COM3-6/ COM7-10 PIN SIGNAL 1 DCD3/ 7 2 SIN 3 SOUT 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 VCC 10 NC PIN SIGNAL 11 DCD4/ 8 12 SIN 13 SOUT 14 DTR 15 GND 16 DSR 17 RTS 18 CTS 19 VCC 20 NC PIN SIGNAL 21 DCD5/ 9 22 SIN 23 SOUT 24 DTR 25 GND 26 DSR 27 RTS 28 CTS 29 VCC 30 NC PIN SIGNAL 31 DCD6/ 10 32 SIN 33 SOUT 34 DTR 35 GND 36 DSR 37 RTS 38 CTS 39 VCC 40 NC 2-13