vga.pnx

来自「vhdl经典源代码——vga控制」· PNX 代码 · 共 19 行

<?xml version='1.0' encoding='utf-8' ?>
<!DOCTYPE ibis [
<!ELEMENT ibis (part, pin+)>
<!ELEMENT part EMPTY>
<!ELEMENT pin EMPTY>
<!ATTLIST part
  arch   CDATA #REQUIRED
  device CDATA #REQUIRED
  spg    CDATA #REQUIRED
  pkg    CDATA #REQUIRED>
<!ATTLIST pin
  nm     CDATA #REQUIRED
  no     CDATA #REQUIRED
  iostd  (TTL|LVTTL|LVCMOS2|NA) "NA"
  sr     (SLOW|FAST|slow|fast) "SLOW"
  dir    (BIDIR|bidir|INPUT|input|OUTPUT|output) "BIDIR">
]>
<ibis><part pkg="TQ144" spg="-10" arch="xc9500xl" device="XC95144XL"/><pin nm="orient" no="70" dir="input"/><pin nm="clk" no="128" dir="input"/><pin nm="b" no="138" sr="fast" dir="output"/><pin nm="g" no="137" sr="fast" dir="output"/><pin nm="r" no="135" sr="fast" dir="output"/><pin nm="hs" no="139" sr="fast" dir="output"/><pin nm="vs" no="142" sr="fast" dir="output"/></ibis>