main_ctrl.pnx

利用XC9572－PQ44（Xilinx CPLD）制作的一款家用防盗报警器的Verilog源代码及原理图

<?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="PC44" spg="-5" arch="xc9500xl" device="XC9572XL"/><pin nm="sw1" no="22" dir="input"/><pin nm="clk5hz" no="5" dir="input"/><pin nm="clk540hz" no="28" dir="input"/><pin nm="clk660hz" no="20" dir="input"/><pin nm="ring_out" no="35" sr="fast" dir="output"/><pin nm="alert_sound" no="26" sr="fast" dir="output"/><pin nm="led1" no="4" sr="fast" dir="output"/><pin nm="power_ctrl" no="42" sr="fast" dir="output"/><pin nm="alert_phone" no="40" sr="fast" dir="output"/></ibis>