User manual

20 GR-UT699 Development Board
User Manual
2.11 PCI Interface
The UT699RH ASIC incorporates a 33MHz/32 bit interface with 8 channel PCI Arbiter and is
capable of being configured to be installed in either the SYSTEM slot (HOST) or in
PERIPHERAL slots (GUEST).
The GR-UT699 board can be configured to operate either as a peripheral slot card or system
slot card as described in the following sections.
Note that the GR-UT699 board has been designed to operate in a 3.3V signalling
environment, and the Compact PCI connector is appropriately keyed (yellow key).
© Aeroflex Gaisler AB March 2013, Rev. 0.6
Figure 2-11: Block diagram of Ethernet Interface
UT699RH
ETH_RXCLK
25MHz
ETHERNET
PHY
ETH_TXCLK
RJ45
ETH_RXD[3..0]4
ETH_TXD[3..0]4
ETH_CLK
ETH_RXERR
ETH_RXDV
ETH_TXER
ETH_TXEN
ETH_CRS
ETH_COL
ETH_MDIO
ETH_MDC
ETH_MDINT