d_bcd.pnx

CPLD制作的BCD译码器软件,包含源代码等

<?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="TQ100" spg="-5" arch="xc9500xl" device="XC95144XL"/><pin nm="cs_sw8" no="92" dir="input"/><pin nm="p_sw4" no="25" dir="input"/><pin nm="p_sw3" no="7" dir="input"/><pin nm="p_sw2" no="96" dir="input"/><pin nm="p_sw1" no="77" dir="input"/><pin nm="led1_out&lt;1&gt;" no="29" sr="fast" dir="output"/><pin nm="led1_out&lt;2&gt;" no="33" sr="fast" dir="output"/><pin nm="led1_out&lt;4&gt;" no="6" sr="fast" dir="output"/><pin nm="led1_out&lt;0&gt;" no="24" sr="fast" dir="output"/><pin nm="led1_out&lt;3&gt;" no="76" sr="fast" dir="output"/><pin nm="led1_out&lt;5&gt;" no="14" sr="fast" dir="output"/><pin nm="led1_out&lt;6&gt;" no="80" sr="fast" dir="output"/><pin nm="led2_out&lt;0&gt;" no="35" sr="fast" dir="output"/><pin nm="led3_out&lt;0&gt;" no="56" sr="fast" dir="output"/><pin nm="led2_out&lt;1&gt;" no="39" sr="fast" dir="output"/><pin nm="led3_out&lt;1&gt;" no="11" sr="fast" dir="output"/><pin nm="led2_out&lt;2&gt;" no="42" sr="fast" dir="output"/><pin nm="led3_out&lt;2&gt;" no="94" sr="fast" dir="output"/><pin nm="led2_out&lt;3&gt;" no="64" sr="fast" dir="output"/><pin nm="led3_out&lt;3&gt;" no="52" sr="fast" dir="output"/><pin nm="led2_out&lt;4&gt;" no="8" sr="fast" dir="output"/><pin nm="led3_out&lt;4&gt;" no="10" sr="fast" dir="output"/><pin nm="led2_out&lt;5&gt;" no="17" sr="fast" dir="output"/><pin nm="led3_out&lt;5&gt;" no="87" sr="fast" dir="output"/><pin nm="led2_out&lt;6&gt;" no="68" sr="fast" dir="output"/><pin nm="led3_out&lt;6&gt;" no="91" sr="fast" dir="output"/></ibis>