User's Manual

6
Hardware Specifications
Specification USB specification Rev.1.0 and HID class definition Rev 1.0
Topology
Transmission speed
Star type
12Mbps
Transmission media USB cable
Interface Up stream port (type B): 1 port
Down stream port (type A): 4 ports
Power PC supply or AC adapter
Operating Temperature 0 C~70 C
Operating humidity 5%~90%
Storage temp -40 C~70 C
Array and circuit of USB port – pin
1 +5V
2 DATA -
3 DATA +
4 GROUND