vgachr 8080.v

code guide to design cpu 8080

      11'h1A1: data = 8'b00000000;
      11'h1A2: data = 8'b00000000;
      11'h1A3: data = 8'b00000000;

      11'h1A4: data = 8'b11111110; // '5'
      11'h1A5: data = 8'b10000000;
      11'h1A6: data = 8'b10000000;
      11'h1A7: data = 8'b10000000;
      11'h1A8: data = 8'b10000000;
      11'h1A9: data = 8'b10000000;
      11'h1AA: data = 8'b11111100;
      11'h1AB: data = 8'b00000010;
      11'h1AC: data = 8'b00000010;
      11'h1AD: data = 8'b00000010;
      11'h1AE: data = 8'b00000010;
      11'h1AF: data = 8'b10000010;
      11'h1B0: data = 8'b01111100; // B
      11'h1B1: data = 8'b00000000;     
      11'h1B2: data = 8'b00000000;
      11'h1B3: data = 8'b00000000;
      11'h1B4: data = 8'b00000000;
      11'h1B5: data = 8'b00000000;
      11'h1B6: data = 8'b00000000;
      11'h1B7: data = 8'b00000000;

      11'h1B8: data = 8'b01111100; // '6'
      11'h1B9: data = 8'b10000010;
      11'h1BA: data = 8'b10000000;
      11'h1BB: data = 8'b10000000;
      11'h1BC: data = 8'b10000000;
      11'h1BD: data = 8'b10000000;
      11'h1BE: data = 8'b01111100;
      11'h1BF: data = 8'b10000010;
      11'h1C0: data = 8'b10000010;
      11'h1C1: data = 8'b10000010;
      11'h1C2: data = 8'b10000010;
      11'h1C3: data = 8'b10000010;
      11'h1C4: data = 8'b01111110; // B
      11'h1C5: data = 8'b00000000;     
      11'h1C6: data = 8'b00000000;
      11'h1C7: data = 8'b00000000;
      11'h1C8: data = 8'b00000000;
      11'h1C9: data = 8'b00000000;
      11'h1CA: data = 8'b00000000;
      11'h1CB: data = 8'b00000000;

      11'h1CC: data = 8'b11111110; // '7'
      11'h1CD: data = 8'b00000110;
      11'h1CE: data = 8'b00000100;
      11'h1CF: data = 8'b00001000;
      11'h1D0: data = 8'b00001000;
      11'h1D1: data = 8'b00010000;
      11'h1D2: data = 8'b00010000;
      11'h1D3: data = 8'b00100000;
      11'h1D4: data = 8'b00100000;
      11'h1D5: data = 8'b01000000;
      11'h1D6: data = 8'b01000000;
      11'h1D7: data = 8'b10000000;
      11'h1D8: data = 8'b10000000; // B
      11'h1D9: data = 8'b00000000;     
      11'h1DA: data = 8'b00000000;
      11'h1DB: data = 8'b00000000;
      11'h1DC: data = 8'b00000000;
      11'h1DD: data = 8'b00000000;
      11'h1DE: data = 8'b00000000;
      11'h1DF: data = 8'b00000000;

      11'h1E0: data = 8'b01111100; // '8'
      11'h1E1: data = 8'b10000010;
      11'h1E2: data = 8'b10000010;
      11'h1E3: data = 8'b10000010;
      11'h1E4: data = 8'b10000010;
      11'h1E5: data = 8'b10000010;
      11'h1E6: data = 8'b01111100;
      11'h1E7: data = 8'b10000010;
      11'h1E8: data = 8'b10000010;
      11'h1E9: data = 8'b10000010;
      11'h1EA: data = 8'b10000010;
      11'h1EB: data = 8'b10000010;
      11'h1EC: data = 8'b01111100; // B
      11'h1ED: data = 8'b00000000;     
      11'h1EE: data = 8'b00000000;
      11'h1EF: data = 8'b00000000;
      11'h1F0: data = 8'b00000000;
      11'h1F1: data = 8'b00000000;
      11'h1F2: data = 8'b00000000;
      11'h1F3: data = 8'b00000000;

      11'h1F4: data = 8'b01111100; // '9'
      11'h1F5: data = 8'b10000010;
      11'h1F6: data = 8'b10000010;
      11'h1F7: data = 8'b10000010;
      11'h1F8: data = 8'b10000010;
      11'h1F9: data = 8'b10000010;
      11'h1FA: data = 8'b01111100;
      11'h1FB: data = 8'b00000010;
      11'h1FC: data = 8'b00000010;
      11'h1FD: data = 8'b00000010;
      11'h1FE: data = 8'b00000010;
      11'h1FF: data = 8'b10000010;
      11'h200: data = 8'b01111100; // B
      11'h201: data = 8'b00000000;     
      11'h202: data = 8'b00000000;
      11'h203: data = 8'b00000000;
      11'h204: data = 8'b00000000;
      11'h205: data = 8'b00000000;
      11'h206: data = 8'b00000000;
      11'h207: data = 8'b00000000;

      11'h208: data = 8'b00000000; // ':'
      11'h209: data = 8'b00000000;
      11'h20A: data = 8'b00000000;
      11'h20B: data = 8'b00000000;
      11'h20C: data = 8'b00010000;
      11'h20D: data = 8'b00000000;
      11'h20E: data = 8'b00000000;
      11'h20F: data = 8'b00000000;
      11'h210: data = 8'b00010000;
      11'h211: data = 8'b00000000;
      11'h212: data = 8'b00000000;
      11'h213: data = 8'b00000000;
      11'h214: data = 8'b00000000; // B
      11'h215: data = 8'b00000000;     
      11'h216: data = 8'b00000000;
      11'h217: data = 8'b00000000;
      11'h218: data = 8'b00000000;
      11'h219: data = 8'b00000000;
      11'h21A: data = 8'b00000000;
      11'h21B: data = 8'b00000000;

      11'h21C: data = 8'b00000000; // ';'
      11'h21D: data = 8'b00000000;
      11'h21E: data = 8'b00000000;
      11'h21F: data = 8'b00000000;
      11'h220: data = 8'b00000000;
      11'h221: data = 8'b00000000;
      11'h222: data = 8'b00000000;
      11'h223: data = 8'b00000000;
      11'h224: data = 8'b00000000;
      11'h225: data = 8'b00010000;
      11'h226: data = 8'b00000000;
      11'h227: data = 8'b00000000;
      11'h228: data = 8'b00010000; // B
      11'h229: data = 8'b00010000;     
      11'h22A: data = 8'b00100000;
      11'h22B: data = 8'b00000000;
      11'h22C: data = 8'b00000000;
      11'h22D: data = 8'b00000000;
      11'h22E: data = 8'b00000000;
      11'h22F: data = 8'b00000000;

      11'h230: data = 8'b00000010; // '<'
      11'h231: data = 8'b00000100;
      11'h232: data = 8'b00001000;
      11'h233: data = 8'b00010000;
      11'h234: data = 8'b00100000;
      11'h235: data = 8'b01000000;
      11'h236: data = 8'b10000000;
      11'h237: data = 8'b01000000;
      11'h238: data = 8'b00100000;
      11'h239: data = 8'b00010000;
      11'h23A: data = 8'b00001000;
      11'h23B: data = 8'b00000100;
      11'h23C: data = 8'b00000010; // B
      11'h23D: data = 8'b00000000;     
      11'h23E: data = 8'b00000000;
      11'h23F: data = 8'b00000000;
      11'h240: data = 8'b00000000;
      11'h241: data = 8'b00000000;
      11'h242: data = 8'b00000000;
      11'h243: data = 8'b00000000;

      11'h244: data = 8'b00000000; // '='
      11'h245: data = 8'b00000000;
      11'h246: data = 8'b00000000;
      11'h247: data = 8'b00000000;
      11'h248: data = 8'b00000000;
      11'h249: data = 8'b01111100;
      11'h24A: data = 8'b00000000;
      11'h24B: data = 8'b01111100;
      11'h24C: data = 8'b00000000;
      11'h24D: data = 8'b00000000;
      11'h24E: data = 8'b00000000;
      11'h24F: data = 8'b00000000;
      11'h250: data = 8'b00000000; // B
      11'h251: data = 8'b00000000;     
      11'h252: data = 8'b00000000;
      11'h253: data = 8'b00000000;
      11'h254: data = 8'b00000000;
      11'h255: data = 8'b00000000;
      11'h256: data = 8'b00000000;
      11'h257: data = 8'b00000000;

      11'h258: data = 8'b10000000; // '>'
      11'h259: data = 8'b01000000;
      11'h25A: data = 8'b00100000;
      11'h25B: data = 8'b00010000;
      11'h25C: data = 8'b00001000;
      11'h25D: data = 8'b00000100;
      11'h25E: data = 8'b00000010;
      11'h25F: data = 8'b00000100;
      11'h260: data = 8'b00001000;
      11'h261: data = 8'b00010000;
      11'h262: data = 8'b00100000;
      11'h263: data = 8'b01000000;
      11'h264: data = 8'b10000000; // B
      11'h265: data = 8'b00000000;     
      11'h266: data = 8'b00000000;
      11'h267: data = 8'b00000000;
      11'h268: data = 8'b00000000;
      11'h269: data = 8'b00000000;
      11'h26A: data = 8'b00000000;
      11'h26B: data = 8'b00000000;

      11'h26C: data = 8'b01111100; // '?'
      11'h26D: data = 8'b10000010;
      11'h26E: data = 8'b00000010;
      11'h26F: data = 8'b00000010;
      11'h270: data = 8'b00000010;
      11'h271: data = 8'b00000010;
      11'h272: data = 8'b00011100;
      11'h273: data = 8'b00010000;
      11'h274: data = 8'b00010000;
      11'h275: data = 8'b00010000;
      11'h276: data = 8'b00010000;
      11'h277: data = 8'b00000000;
      11'h278: data = 8'b00010000; // B
      11'h279: data = 8'b00000000;     
      11'h27A: data = 8'b00000000;
      11'h27B: data = 8'b00000000;
      11'h27C: data = 8'b00000000;
      11'h27D: data = 8'b00000000;
      11'h27E: data = 8'b00000000;
      11'h27F: data = 8'b00000000;

      11'h280: data = 8'b01111100; // '@'
      11'h281: data = 8'b10000010;
      11'h282: data = 8'b10000010;
      11'h283: data = 8'b10000010;
      11'h284: data = 8'b10011110;
      11'h285: data = 8'b10010010;
      11'h286: data = 8'b10010010;
      11'h287: data = 8'b10011110;
      11'h288: data = 8'b10000000;
      11'h289: data = 8'b10000000;
      11'h28A: data = 8'b10000000;
      11'h28B: data = 8'b10000000;
      11'h28C: data = 8'b01111110; // B
      11'h28D: data = 8'b00000000;     
      11'h28E: data = 8'b00000000;
      11'h28F: data = 8'b00000000;
      11'h290: data = 8'b00000000;
      11'h291: data = 8'b00000000;
      11'h292: data = 8'b00000000;
      11'h293: data = 8'b00000000;

      11'h294: data = 8'b01111100; // 'A'
      11'h295: data = 8'b10000010;
      11'h296: data = 8'b10000010;
      11'h297: data = 8'b10000010;
      11'h298: data = 8'b10000010;
      11'h299: data = 8'b10000010;
      11'h29A: data = 8'b11111110;
      11'h29B: data = 8'b10000010;
      11'h29C: data = 8'b10000010;
      11'h29D: data = 8'b10000010;
      11'h29E: data = 8'b10000010;
      11'h29F: data = 8'b10000010;
      11'h2A0: data = 8'b10000010; // B
      11'h2A1: data = 8'b00000000;     
      11'h2A2: data = 8'b00000000;
      11'h2A3: data = 8'b00000000;
      11'h2A4: data = 8'b00000000;
      11'h2A5: data = 8'b00000000;
      11'h2A6: data = 8'b00000000;
      11'h2A7: data = 8'b00000000;

      11'h2A8: data = 8'b11111100; // 'B'
      11'h2A9: data = 8'b10000010;
      11'h2AA: data = 8'b10000010;
      11'h2AB: data = 8'b10000010;
      11'h2AC: data = 8'b10000010;
      11'h2AD: data = 8'b10000010;
      11'h2AE: data = 8'b11111100;
      11'h2AF: data = 8'b10000010;
      11'h2B0: data = 8'b10000010;
      11'h2B1: data = 8'b10000010;
      11'h2B2: data = 8'b10000010;
      11'h2B3: data = 8'b10000010;
      11'h2B4: data = 8'b11111100; // B
      11'h2B5: data = 8'b00000000;     
      11'h2B6: data = 8'b00000000;
      11'h2B7: data = 8'b00000000;
      11'h2B8: data = 8'b00000000;
      11'h2B9: data = 8'b00000000;
      11'h2BA: data = 8'b00000000;
      11'h2BB: data = 8'b00000000;

      11'h2BC: data = 8'b01111100; // 'C'
      11'h2BD: data = 8'b10000010;
      11'h2BE: data = 8'b10000000;
      11'h2BF: data = 8'b10000000;
      11'h2C0: data = 8'b10000000;
      11'h2C1: data = 8'b10000000;
      11'h2C2: data = 8'b10000000;
      11'h2C3: data = 8'b10000000;
      11'h2C4: data = 8'b10000000;
      11'h2C5: data = 8'b10000000;
      11'h2C6: data = 8'b10000000;
      11'h2C7: data = 8'b10000010;
      11'h2C8: data = 8'b01111100; // B
      11'h2C9: data = 8'b00000000;     
      11'h2CA: data = 8'b00000000;
      11'h2CB: data = 8'b00000000;
      11'h2CC: data = 8'b00000000;
      11'h2CD: data = 8'b00000000;
      11'h2CE: data = 8'b00000000;
      11'h2CF: data = 8'b00000000;

      11'h2D0: data = 8'b11111100; // 'D'
      11'h2D1: data = 8'b10000010;
      11'h2D2: data = 8'b10000010;
      11'h2D3: data = 8'b10000010;
      11'h2D4: data = 8'b10000010;
      11'h2D5: data = 8'b10000010;
      11'h2D6: data = 8'b10000010;
      11'h2D7: data = 8'b10000010;
      11'h2D8: data = 8'b10000010;
      11'h2D9: data = 8'b10000010;
      11'h2DA: data = 8'b10000010;
      11'h2DB: data = 8'b10000010;
      11'h2DC: data = 8'b11111100; // B
      11'h2DD: data = 8'b00000000;     
      11'h2DE: data = 8'b00000000;
      11'h2DF: data = 8'b00000000;
      11'h2E0: data = 8'b00000000;
      11'h2E1: data = 8'b00000000;
      11'h2E2: data = 8'b00000000;
      11'h2E3: data = 8'b00000000;

      11'h2E4: data = 8'b11111110; // 'E'
      11'h2E5: data = 8'b10000000;
      11'h2E6: data = 8'b10000000;
      11'h2E7: data = 8'b10000000;
      11'h2E8: data = 8'b10000000;
      11'h2E9: data = 8'b10000000;
      11'h2EA: data = 8'b11111000;
      11'h2EB: data = 8'b10000000;
      11'h2EC: data = 8'b10000000;
      11'h2ED: data = 8'b10000000;
      11'h2EE: data = 8'b10000000;
      11'h2EF: data = 8'b10000