Figure 2.2 shows a typical system interconnect.
The signals on the daughterboard are routed to the motherboard over two header connectors, HDRXL and HDRYL, on the lower side of the board. See Figure 1.2.
The HDRXU and HDRYU header connectors on the upper side of the board support stacking of three V2F-1XV7 daughterboards. See Global clocks.
For more information on the motherboard signals, see Chapter 2 Hardware Description of the ARM® Motherboard Express µATX (V2M-P1) Technical Reference Manual and the media supplied with the LogicTile Express 20MG, V2F-1XV7, daughterboard.
The V2M-P1 motherboard can support a root complex either
on the daughterboard in Site 1 or on the daughterboard in Site 2.
You select which site contains the root complex by
ARM recommends that you fit LogicTile Express daughterboards, including the LogicTile Express 20MG, V2F-1XV7, daughterboard, on site 2, and that you fit CoreTile Express daughterboards on site 1.