Part II: PCM-959/phyCORE-OMAP44xx Carrier Board
phyCORE-OMAP44xx
106
©
PHYTEC Messtechnik GmbH
2012
L-760e_1
2.1.3.5 USB Host Connectivity (X8, X12,X18,X19)
Figure 26:
Components supporting the USB Host Interface
The USB Host interface of the phyCORE is accessible via the USB hub controller U7 on the carrier board.
The controller supports control of input USB devices such as keyboard, mouse or USB key. The USB hub has 4
downstream facing ports. One port extends to the standard USB connector X8 (USB A). The remaining ports are
accessible at the display data connector X12
1
, as well as on the PEB connectors X18 and X19
2
. The latter three
interfaces provide only data lines D+ and D-. They do not feature a supply line Vbus.
LEDs D19 to D23 as well as D5 and D10 signal use of the USB host interfaces.
the LEDs to the different USB ports.
shows the distribution of the seven downstream facing ports to the different connectors.
1.
please refer to
to locate the signals on the display data connectors X12
2.
please see