prjxray/fuzzers/030-iob/minitest/README.md

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# PULLTYPE
PULLTYPE 28 29 30
NONE X
KEEPER X X
PULLDOWN
PULLUP X X
# DRIVE
DRIVE A00 A02 A08 A10 B09 B01
0 FIXME
4 X X X
8 X X X
12 X X X
16 X X X
24 FIXME
# IOSTANDARD
Effects bits, TBD exactly how
Sample output:
diff LVCMOS33.bits LVTTL.bits
< bit_00020026_006_00
> bit_00020026_006_08
diff LVCMOS33.bits PCI33_3.bits
< bit_00020026_006_02
< bit_00020026_006_18
< bit_00020026_006_22
> bit_00020026_006_10
> bit_00020026_006_16
> bit_00020026_006_20
> bit_00020027_006_11
> bit_00020027_006_15