eqns.htm

用VHDL编写的串口异步通信的例子

            pterms["INPUTPINS_31_1"]=new Array("data17_SPECSIG");
          
            pterms["INPUTPINS_31_2"]=new Array("rxclk");
          
            pterms["INPUTPINS_31_3"]=new Array("ldrb");
          
            pterms["INPUTPINS_32_1"]=new Array("/tran","rxbuff7_SPECSIG");
          
            pterms["INPUTPINS_32_2"]=new Array("txclk");
          
            pterms["INPUTPINS_33_1"]=new Array("data18_SPECSIG");
          
            pterms["INPUTPINS_33_2"]=new Array("rxclk");
          
            pterms["INPUTPINS_33_3"]=new Array("ldrb");
          
            pterms["INPUTPINS_34_1"]=new Array("state_FFd4","state_FFd3","state_FFd1","state_FFd2","/fe");
          
            pterms["INPUTPINS_34_2"]=new Array("/state_FFd4","/state_FFd3","/state_FFd1","/state_FFd2","fe");
          
            pterms["INPUTPINS_34_3"]=new Array("rxclk");
          
          d2["d0_SPECSIG"]=new Array("INPUTPINS_1_1");
          
              clk["d0_SPECSIG"]=new Array("INPUTPINS_1_2");
              
          d2["rxbuff0_SPECSIG"]=new Array("INPUTPINS_2_1");
          
              clk["rxbuff0_SPECSIG"]=new Array("INPUTPINS_2_2");
              
          ce["rxbuff0_SPECSIG"]=new Array("INPUTPINS_2_3");
          
          d2["data11_SPECSIG"]=new Array("INPUTPINS_3_1","INPUTPINS_3_2");
          
              clk["data11_SPECSIG"]=new Array("INPUTPINS_3_3");
              
          d2["sclk"]=new Array("INPUTPINS_4_1","INPUTPINS_4_2","INPUTPINS_4_3","INPUTPINS_4_4");
          
              clk["sclk"]=new Array("INPUTPINS_4_5");
              
          d2["state_FFd4"]=new Array("INPUTPINS_5_1","INPUTPINS_5_2","INPUTPINS_5_3","INPUTPINS_5_4","INPUTPINS_5_5","INPUTPINS_5_6");
          
              clk["state_FFd4"]=new Array("INPUTPINS_5_7");
              
          d1["state_FFd3"]=new Array("INPUTPINS_6_1");
          
          d2["state_FFd3"]=new Array("INPUTPINS_6_2");
          
              clk["state_FFd3"]=new Array("INPUTPINS_6_3");
              
          d2["state_FFd1"]=new Array("INPUTPINS_7_1","INPUTPINS_7_2","INPUTPINS_7_3");
          
              clk["state_FFd1"]=new Array("INPUTPINS_7_4");
              
          d1["state_FFd2"]=new Array("INPUTPINS_8_1");
          
          d2["state_FFd2"]=new Array("INPUTPINS_8_2","INPUTPINS_8_3");
          
              clk["state_FFd2"]=new Array("INPUTPINS_8_4");
              
          d2["data19_SPECSIG"]=new Array("INPUTPINS_9_1","INPUTPINS_9_2");
          
              clk["data19_SPECSIG"]=new Array("INPUTPINS_9_3");
              
          d2["data18_SPECSIG"]=new Array("INPUTPINS_10_1","INPUTPINS_10_2");
          
              clk["data18_SPECSIG"]=new Array("INPUTPINS_10_3");
              
          d2["data17_SPECSIG"]=new Array("INPUTPINS_11_1","INPUTPINS_11_2");
          
              clk["data17_SPECSIG"]=new Array("INPUTPINS_11_3");
              
          d2["data16_SPECSIG"]=new Array("INPUTPINS_12_1","INPUTPINS_12_2");
          
              clk["data16_SPECSIG"]=new Array("INPUTPINS_12_3");
              
          d2["data15_SPECSIG"]=new Array("INPUTPINS_13_1","INPUTPINS_13_2");
          
              clk["data15_SPECSIG"]=new Array("INPUTPINS_13_3");
              
          d2["data14_SPECSIG"]=new Array("INPUTPINS_14_1","INPUTPINS_14_2");
          
              clk["data14_SPECSIG"]=new Array("INPUTPINS_14_3");
              
          d2["data13_SPECSIG"]=new Array("INPUTPINS_15_1","INPUTPINS_15_2");
          
              clk["data13_SPECSIG"]=new Array("INPUTPINS_15_3");
              
          d2["data12_SPECSIG"]=new Array("INPUTPINS_16_1","INPUTPINS_16_2");
          
              clk["data12_SPECSIG"]=new Array("INPUTPINS_16_3");
              
          d2["N_PZ_147"]=new Array("INPUTPINS_17_1","INPUTPINS_17_2");
          
          d2["ldsr"]=new Array("INPUTPINS_18_1","INPUTPINS_18_2","INPUTPINS_18_3");
          
              clk["ldsr"]=new Array("INPUTPINS_18_4");
              
          d2["ldrb"]=new Array("INPUTPINS_19_1","INPUTPINS_19_2");
          
              clk["ldrb"]=new Array("INPUTPINS_19_3");
              
          d2["d1_SPECSIG"]=new Array("INPUTPINS_20_1");
          
              clk["d1_SPECSIG"]=new Array("INPUTPINS_20_2");
              
          d2["rxbuff1_SPECSIG"]=new Array("INPUTPINS_21_1");
          
              clk["rxbuff1_SPECSIG"]=new Array("INPUTPINS_21_2");
              
          ce["rxbuff1_SPECSIG"]=new Array("INPUTPINS_21_3");
          
          d2["d2_SPECSIG"]=new Array("INPUTPINS_22_1");
          
              clk["d2_SPECSIG"]=new Array("INPUTPINS_22_2");
              
          d2["rxbuff2_SPECSIG"]=new Array("INPUTPINS_23_1");
          
              clk["rxbuff2_SPECSIG"]=new Array("INPUTPINS_23_2");
              
          ce["rxbuff2_SPECSIG"]=new Array("INPUTPINS_23_3");
          
          d2["d3_SPECSIG"]=new Array("INPUTPINS_24_1");
          
              clk["d3_SPECSIG"]=new Array("INPUTPINS_24_2");
              
          d2["rxbuff3_SPECSIG"]=new Array("INPUTPINS_25_1");
          
              clk["rxbuff3_SPECSIG"]=new Array("INPUTPINS_25_2");
              
          ce["rxbuff3_SPECSIG"]=new Array("INPUTPINS_25_3");
          
          d2["d4_SPECSIG"]=new Array("INPUTPINS_26_1");
          
              clk["d4_SPECSIG"]=new Array("INPUTPINS_26_2");
              
          d2["rxbuff4_SPECSIG"]=new Array("INPUTPINS_27_1");
          
              clk["rxbuff4_SPECSIG"]=new Array("INPUTPINS_27_2");
              
          ce["rxbuff4_SPECSIG"]=new Array("INPUTPINS_27_3");
          
          d2["d5_SPECSIG"]=new Array("INPUTPINS_28_1");
          
              clk["d5_SPECSIG"]=new Array("INPUTPINS_28_2");
              
          d2["rxbuff5_SPECSIG"]=new Array("INPUTPINS_29_1");
          
              clk["rxbuff5_SPECSIG"]=new Array("INPUTPINS_29_2");
              
          ce["rxbuff5_SPECSIG"]=new Array("INPUTPINS_29_3");
          
          d2["d6_SPECSIG"]=new Array("INPUTPINS_30_1");
          
              clk["d6_SPECSIG"]=new Array("INPUTPINS_30_2");
              
          d2["rxbuff6_SPECSIG"]=new Array("INPUTPINS_31_1");
          
              clk["rxbuff6_SPECSIG"]=new Array("INPUTPINS_31_2");
              
          ce["rxbuff6_SPECSIG"]=new Array("INPUTPINS_31_3");
          
          d2["d7_SPECSIG"]=new Array("INPUTPINS_32_1");
          
              clk["d7_SPECSIG"]=new Array("INPUTPINS_32_2");
              
          d2["rxbuff7_SPECSIG"]=new Array("INPUTPINS_33_1");
          
              clk["rxbuff7_SPECSIG"]=new Array("INPUTPINS_33_2");
              
          ce["rxbuff7_SPECSIG"]=new Array("INPUTPINS_33_3");
          
          d2["fe"]=new Array("INPUTPINS_34_1","INPUTPINS_34_2");
          
              clk["fe"]=new Array("INPUTPINS_34_3");
              

      uimSignals = new Array();

      uimSigNegs = new Array();

      uimPterms = new Array();
      

      
        function getEqnList() {
          var str = "<html><head><link type='text/css' href='style.css' rel='stylesheet'></head><body class='pgBgnd'>";
          str += "<center><h3>Equations</h3></center>";
          str += "<table width='90%' align='center' border='1' cellpadding='0' cellspacing='0'>";
          for (s=0; s<uimSignals.length; s++) {
            str += "<tr><td>";
            str += retUimEqn(uimSignals[s]);
            str += "</td></tr>";
          }
          for (s=0; s<signals.length; s++) {
            str += "<tr><td>";
            str += retEqn(signals[s]);
            str += "</td></tr>";
          }

          var legend = retLegend();
		      if (legend != "") {
		        str += "<tr><td>" + legend + "</td></tr>";
		      }

          str += "</table>";
          str += "<form><span class='pgRef'>";

          if (!parent.leftnav.IsNS()) {
            str += "<table width='90%' align='center'>";
            str += "<tr><td align='left'><input type='button' value='back to top' ";
            str += "onclick='javascript:parent.leftnav.showEqnAll()' ";
            str += "onmouseover=\"window.status='goto top of page'; return true;\" ";
            str += "onmouseout=\"window.status=''\">";
            str += "</td>";
            str += "<td align='right'>";
            str += "<input type='button' value='print page' ";
            str += "onclick='javascript:window.print()' ";
            str += "onmouseover=\"window.status='print page'; return true;\" ";
            str += "onmouseout=\"window.status=''\">";
            str += "</td>";
            str += "</tr></table>";
          }
          else {
            str += "<table width='90%' align='center'>";
            str += "<tr><td align='left'><a href='javascript:parent.leftnav.showEqnAll()'>back to top</a>";
            str += "</td>";
            str += "<td align='right'>";
            str += "<a href='javascript:window.print()'>";
            str += "print page</a>";
            str += "</td>";
            str += "</tr></table>";
          }

          str += "</span></form>";
          str += "</body></html>";
          return str;
        }
      
    </script>
</head></html>