The
USB HUB features one upstream port and up to seven
downstream ports. The four, five and seven-ports HUB
each includes an LED indicator that specifies power
mode (self or bus-Powered).
Each
down stream port also features LED to indicate downstream
power status.
The
USB HUB series serve as cable concentrators and bridges
between the USB host controller of a PC, and the USB
peripherals that attach to the system.
The
HUBs support both full-speed and low-speed devices.