User guide

PICOe-PV-D4251/N4551/D5251 User Manual
Page 28
Figure 3-15: SATA Drive Connector Locations
Pin Description
1 GND
2 TX+
3 TX-
4 GND
5 RX-
6 RX+
7 GND
Table 3-15: SATA Drive Connector Pinouts
3.2.14 Serial Port Connectors (COM 1, COM 2 and COM 4)
CN Label: COM1, COM2 and COM4
CN Type:
10-pin header (2x5)
CN Location:
See
6Figure 3-16
CN Pinouts:
See
6Table 3-16
The 10-pin serial port connectors provide three RS-232 serial communications channels.
The COM serial port connectors can be connected to external RS-232 serial port devices.