I have a couple questions about Figure 3-1 in the USB EHCI spec. (from usb.org)
1) What does the "A" mean ?
2) Are the hexagons (labelled "1", "4", "8") supposed to represent queue heads ?
3) What are the 3 oval shapes supposed to represent?
Thx.
Cheers,
Albert
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Albert
HS Lo,
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Polycom
Canada |
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