Here is a helpful design guide document which describes recommended electrical circuits and PCB layout rules for:
- PCI Express, ExpressCard, PCI Express Mini Card, PCI Express Graphic – PEG,
- PCI, Ethernet – LAN, USB, IDE, SATA, LPC, Audio AC97 / HDA,
- SDVO, DVI, VGA, LVDS, TV-Out,
A page example (from the document):
Don’t get confused. It’s a design guide for COM Express carrier board. Just ignore mechanical and power chapters in the document.
Original document can be downloaded here:
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