devide.abl

来自「GAL开发工具」· ABL 代码 · 共 30 行

   module devide;
   title 'switch in GAL16v8 98.8.20 FOR control'
   counter device 'p16v8r';
        clk PIN 1;
        Q0,Q1,Q2 PIN 12,13,14;
   S0=^B000;S1=^B001;S2=^B010;S3=^B011;S4=^B100;S5=^B101;
   STATE_DIAGRAM [Q2,Q1,Q0]
           STATE S0:goto S1;
           STATE S1:goto S2;
           STATE S2:goto S3;
           STATE S3:goto S4;
           STATE S4:goto S0;
   test_vectors([clk]->[Q2,Q1,Q0])
               [.c.]->S0;
               [.c.]->S1;
               [.c.]->S2;
               [.c.]->S3;
               [.c.]->S4;
               [.c.]->S0;
               [.c.]->S1;
               [.c.]->S2;
               [.c.]->S3;
               [.c.]->S4;
               [.c.]->S0;
               [.c.]->S1;
               [.c.]->S2;
               [.c.]->S3;
               [.c.]->S4;
   END devide