IEI Integration NANO-PV-D4252_N4552_D5252 - Manual (Page 46)

NANO-PV-D4252/N4552/D5252 EPIC SBC
Page 32
These connectors provide RS-232 communications.
Figure 3-20: COM Connector Pinout Locations
PIN NO. DESCRIPTION PIN NO. 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 GND
Table 3-21: COM Connector Pinouts