Usb Connectors (Internal); Figure 3-12: Usb Connector Pinout Locations; Table 3-12: Usb Port Connector Pinouts - IEI Technology ECW-281B-D525 User Manual

3.3.11 USB Connectors (Internal)

CN Label:
CN Type:
CN Location:
CN Pinouts:
The 2x4 USB pin connectors each provide connectivity to two USB 1.1 or two USB 2.0
ports. Each USB connector can support two USB devices. Additional external USB ports
are found on the rear panel. The USB ports are used for I/O bus expansion.

Figure 3-12: USB Connector Pinout Locations

PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 VCC
3 DATA-
5 DATA+
7 GND

Table 3-12: USB Port Connector Pinouts

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ECW-281B/B2-D525 Embedded System
USB4
8-pin header (2x4)
See
F igure 3-12
7 7 5 4
See
T able 3-12
7 7 5 4
2 GND
4 DATA+
6 DATA-
8 VCC