IEI Integration PM-PV-N4551_D5251 - Manual (Page 43)

PM-PV-D4251/N4551/D5251 User Manual
Page 31
3.2.14 Serial Port Connector (RS-232)
CN Label: COM1
CN Type: 10-pin header (2x5)
CN Location: See Figure 3-16
CN Pinouts: See Table 3-15
This connector provides RS-232 communications.
Figure 3-16: Serial Port Connector Location (COM1)
Pin Description Pin Description
1 Data Carrier Direct (DCD) 2 Data Set Ready (DSR)
3 Receive Data (RXD) 4 Request To Send (RTS)
5 Transmit Data (TXD) 6 Clear To Send (CTS)
7 Data Terminal Ready (DTR) 8 Ring Indicator (RI)
9 Ground (GND) 10 Ground (GND)
Table 3-15: Serial Port Connector Pinouts (COM1)