COMMELL HS-874P - Manual (Page 29)

HS-874P User’s Manual Hardware Setup
USB2.0 Interface 29
Connector: CN_IR
Type: 5-pin header for SIR Port
Pin Description
1 Vcc
2 N/C
3 IRRX
4 Ground
5 IRTX
Connector: CN_USB1/2
Type: 10-pin (5 x 2) header for USB Port
Pin Description Pin Description
1 VCC 2 VCC
3 Data0- 4 Data1-
5 Data0+ 6 Data1+
7 Ground 8 Ground
9 Ground 10 N/C
PS: The USB2.0 will be only active when you connecting with the USB2.0 devices, if you
insert an USB1.1 device, the port will be changed to USB1.1 protocol automatically. The
transferring rate of USB2.0 as 480Mbps is depending on device capacity exact transferring
rate may not be up to 480Mbps.