Iei-integration PCIE-Q350 v1.12 Manual de usuario descargar pdf (Pagina 50)

PCIE-Q350 PICMG 1.3 CPU Card

Page 29

devices can be connected to the PCIE-Q350. EHCI controllers facilitate data transfer

speeds of 480 Mbps

Port routing logic on the ICH9DO determines whether a UHCI or an EHCI controller

controls a USB port.

2.5.11.2 PCIE-Q350 USB Implementation

Only eight of the Intel® ICH9DO USB ports are implemented on the PCIE-Q350. Two

USB ports (USB Port 1 and USB Port 2) are connected to two external connectors and six

USB ports (USB Port 3 to USB Port 8) are connected to three 8-pin onboard pin-headers.

See

Figure 2-12.

Figure 2-12: Onboard USB Implementation

2.5.11.3 Backplane USB Implementation

The remaining four Intel® ICH9DO USB ports (USB Port 9 to USB Port 8) are interfaced to

the backplane through the USB edge connector on the bottom of the CPU card. See

Figure 2-13. These four remaining USB ports are implemented through connectors on the

backplane.

1 2 ... 45 46 47 48 49 50 51 52 53 54 55 ... 249 250

Sin comentarios

Iei-integration PCIE-Q350 v1.12 Manual de usuario Pagina 50