Table 3-9: sata drive connector pinouts, Figure 2-1, Height : 64.00 mm – IEI Integration ECW-281B_B2-D525 User Manual

Page 38: Width : 229.00 mm, Length

ECW-281B/B2-D525 Embedded System

Page 25

PIN NO. DESCRIPTION

1 GND

2 TX+

3 TX-

4 GND

5 RX-

6 RX+

7 GND

Table 3-9: SATA Drive Connector Pinouts

3.3.9 Serial Port Connector (COM3, COM4, COM5 and COM6)

CN Label:

COM

CN Type:

40-pin header (2x20)

CN Location:

See

755

Figure 3-10

CN Pinouts:

See

755

Table 3-10

The 40-pin serial port connector contains the following four serial ports: COM3, COM4,

COM5 and COM6. All these serial ports are RS-232 serial communications channels. The

serial port locations are specified below.

COM3 is located on pin 1 to pin 10

COM4 is located on pin 11 to pin 20

COM5 is located on pin 21 to pin 30

COM6 is located on pin 31 to pin 40

Figure 3-10: COM3 to COM6 Connector Pinout Locations