add verilog files for project one through five
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@ -12,5 +12,8 @@ module And(
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);
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// Put your code here:
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wire nand1;
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Nand NAND1(a, b, nand1);
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Nand NAND2(nand1, nand1, out);
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endmodule
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@ -11,5 +11,20 @@ module And16(
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);
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// Put your code here:
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And AND0(a[0], b[0], out[0]);
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And AND1(a[1], b[1], out[1]);
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And AND2(a[2], b[2], out[2]);
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And AND3(a[3], b[3], out[3]);
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And AND4(a[4], b[4], out[4]);
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And AND5(a[5], b[5], out[5]);
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And AND6(a[6], b[6], out[6]);
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And AND7(a[7], b[7], out[7]);
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And AND8(a[8], b[8], out[8]);
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And AND9(a[9], b[9], out[9]);
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And AND10(a[10], b[10], out[10]);
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And AND11(a[11], b[11], out[11]);
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And AND12(a[12], b[12], out[12]);
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And AND13(a[13], b[13], out[13]);
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And AND14(a[14], b[14], out[14]);
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And AND15(a[15], b[15], out[15]);
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endmodule
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@ -10,5 +10,5 @@ module Buffer(
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);
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// Put your code here:
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assign out = in;
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endmodule
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@ -10,5 +10,5 @@ module Buffer16(
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);
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// Put your code here:
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assign out[15:0] = in[15:0];
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endmodule
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@ -13,5 +13,9 @@ module DMux(
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);
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// Put your code here:
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wire nsel;
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Not NOT1(sel, nsel);
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And AND1(in, sel, b);
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And AND2(in, nsel, a);
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endmodule
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@ -17,5 +17,11 @@ module DMux4Way(
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);
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// Put your code here:
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wire outx;
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wire outy;
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DMux DMUXA(in, sel[1], outx, outy);
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DMux DMUXB(outx, sel[0], a, b);
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DMux DMUXC(outy, sel[0], c, d);
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endmodule
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@ -21,5 +21,19 @@ module DMux8Way(
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);
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// Put your code here:
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wire outi;
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wire outj;
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wire outw;
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wire outx;
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wire outy;
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wire outz;
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DMux DMUXA(in, sel[2], outi, outj);
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DMux DMUXB(outi, sel[1], outw, outx);
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DMux DMUXC(outj, sel[1], outy, outz);
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DMux DMUXD(outw, sel[0], a, b);
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DMux DMUXE(outx, sel[0], c, d);
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DMux DMUXF(outy, sel[0], e, f);
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DMux DMUXG(outz, sel[0], g, h);
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endmodule
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@ -13,5 +13,12 @@ module Mux(
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);
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// Put your code here:
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wire nsel;
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wire outx;
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wire outy;
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Not NOT1(sel, nsel);
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And AND1(b, sel, outx);
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And AND2(a, nsel, outy);
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Or OR(outx, outy, out);
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endmodule
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@ -13,5 +13,20 @@ module Mux16(
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);
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// Put your code here:
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Mux MUX0(a[0], b[0], sel, out[0]);
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Mux MUX1(a[1], b[1], sel, out[1]);
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Mux MUX2(a[2], b[2], sel, out[2]);
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Mux MUX3(a[3], b[3], sel, out[3]);
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Mux MUX4(a[4], b[4], sel, out[4]);
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Mux MUX5(a[5], b[5], sel, out[5]);
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Mux MUX6(a[6], b[6], sel, out[6]);
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Mux MUX7(a[7], b[7], sel, out[7]);
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Mux MUX8(a[8], b[8], sel, out[8]);
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Mux MUX9(a[9], b[9], sel, out[9]);
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Mux MUX10(a[10], b[10], sel, out[10]);
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Mux MUX11(a[11], b[11], sel, out[11]);
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Mux MUX12(a[12], b[12], sel, out[12]);
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Mux MUX13(a[13], b[13], sel, out[13]);
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Mux MUX14(a[14], b[14], sel, out[14]);
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Mux MUX15(a[15], b[15], sel, out[15]);
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endmodule
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@ -15,5 +15,10 @@ module Mux4Way16(
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);
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// Put your code here:
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wire [15:0] outab;
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wire [15:0] outcd;
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Mux16 MUX16A(a[15:0], b[15:0], sel[0], outab[15:0]);
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Mux16 MUX16B(c[15:0], d[15:0], sel[0], outcd[15:0]);
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Mux16 MUX16(outab[15:0], outcd[15:0], sel[1], out[15:0]);
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endmodule
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@ -19,5 +19,20 @@ module Mux8Way16(
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);
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// Put your code here:
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wire [15:0] outab;
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wire [15:0] outcd;
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wire [15:0] outef;
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wire [15:0] outgh;
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wire [15:0] outabcd;
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wire [15:0] outefgh;
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Mux16 MUX16A(a[15:0], b[15:0], sel[0], outab[15:0]);
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Mux16 MUX16B(c[15:0], d[15:0], sel[0], outcd[15:0]);
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Mux16 MUX16C(e[15:0], f[15:0], sel[0], outef[15:0]);
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Mux16 MUX16D(g[15:0], h[15:0], sel[0], outgh[15:0]);
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Mux16 MUX16E(outab[15:0], outcd[15:0], sel[1], outabcd[15:0]);
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Mux16 MUX16F(outef[15:0], outgh[15:0], sel[1], outefgh[15:0]);
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Mux16 MUX16(outabcd[15:0], outefgh[15:0], sel[2], out[15:0]);
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endmodule
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@ -10,5 +10,5 @@ module Not(
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);
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// Put your code here:
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Nand NOT1(in, in, out);
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endmodule
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@ -10,5 +10,20 @@ module Not16(
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);
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// Put your code here:
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Not NOT0(in[0], out[0]);
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Not NOT1(in[1], out[1]);
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Not NOT2(in[2], out[2]);
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Not NOT3(in[3], out[3]);
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Not NOT4(in[4], out[4]);
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Not NOT5(in[5], out[5]);
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Not NOT6(in[6], out[6]);
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Not NOT7(in[7], out[7]);
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Not NOT8(in[8], out[8]);
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Not NOT9(in[9], out[9]);
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Not NOT10(in[10], out[10]);
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Not NOT11(in[11], out[11]);
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Not NOT12(in[12], out[12]);
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Not NOT13(in[13], out[13]);
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Not NOT14(in[14], out[14]);
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Not NOT15(in[15], out[15]);
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endmodule
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@ -12,5 +12,10 @@ module Or(
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);
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// Put your code here:
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wire nanda;
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wire nandb;
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Nand NAND1(a, a, nanda);
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Nand NAND2(b, b, nandb);
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Nand NAND3(nanda, nandb, out);
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endmodule
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@ -1,6 +1,6 @@
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/**
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* 16-bit bitwise And:
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* for i = 0..15: out[i] = (a[i] and b[i])
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* for i = 0: out[i] = (a[i] and b[i])
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*/
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`default_nettype none
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@ -11,5 +11,20 @@ module Or16(
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);
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// Put your code here:
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Or OR0(a[0], b[0], out[0]);
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Or OR1(a[1], b[1], out[1]);
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Or OR2(a[2], b[2], out[2]);
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Or OR3(a[3], b[3], out[3]);
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Or OR4(a[4], b[4], out[4]);
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Or OR5(a[5], b[5], out[5]);
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Or OR6(a[6], b[6], out[6]);
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Or OR7(a[7], b[7], out[7]);
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Or OR8(a[8], b[8], out[8]);
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Or OR9(a[9], b[9], out[9]);
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Or OR10(a[10], b[10], out[10]);
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Or OR11(a[11], b[11], out[11]);
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Or OR12(a[12], b[12], out[12]);
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Or OR13(a[13], b[13], out[13]);
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Or OR14(a[14], b[14], out[14]);
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Or OR15(a[15], b[15], out[15]);
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endmodule
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@ -10,5 +10,19 @@ module Or8Way(
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);
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// Put your code here:
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wire outA;
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wire outB;
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wire outC;
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wire outD;
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wire outE;
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wire outF;
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Or OR0(in[0], in[1], outA);
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Or OR2(in[2], outA, outB);
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Or OR3(in[3], outB, outC);
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Or OR4(in[4], outC, outD);
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Or OR5(in[5], outD, outE);
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Or OR6(in[6], outE, outF);
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Or OR7(in[7], outF, out);
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endmodule
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@ -11,5 +11,15 @@ module Xor(
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);
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// Put your code here:
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wire nota;
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wire notb;
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Not NOT1(a, nota);
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Not NOT2(b, notb);
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wire w1;
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wire w2;
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And AND1(a, notb, w1);
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And AND2(nota, b, w2);
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Or OR(w1, w2, out);
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endmodule
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@ -37,5 +37,64 @@ module ALU(
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);
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// Put your code here:
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wire [15:0] xa;
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wire [15:0] xb;
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wire [15:0] xc;
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wire [15:0] ya;
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wire [15:0] yb;
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wire [15:0] yc;
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wire [15:0] xandy;
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wire [15:0] xplusy;
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wire [15:0] xf;
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wire [15:0] xn;
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wire [7:0] zri;
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wire [7:0] zrj;
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wire ngr;
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wire zrm;
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wire zrn;
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wire zro;
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wire tt;
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wire ff;
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// Mux16(a=x, b=false, sel=zx, out=xa);
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// Not16(in=xa, out=xb);
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// Mux16(a=xa, b=xb, sel=nx, out=xc);
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Mux16 MUXX1(x, 16'b0, zx, xa);
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Not16 NOTX1(xa, xb);
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Mux16 MUXX2(xa, xb, nx, xc);
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// Mux16(a=y, b=false, sel=zy, out=ya);
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// Not16(in=ya, out=yb);
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// Mux16(a=ya, b=yb, sel=ny, out=yc);
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Mux16 MUXY1(y, 16'b0, zy, ya);
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Not16 NOTY1(ya, yb);
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Mux16 MUXY2(ya, yb, ny, yc);
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// And16(a=xc, b=yc, out=xandy);
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// Add16(a=xc, b=yc, out=xplusy);
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// Mux16(a=xandy, b=xplusy, sel=f, out=xf);
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And16 ANDZ1(xc, yc, xandy);
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Add16 ADDZ1(xc, yc, xplusy);
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Mux16 MUXZ1(xandy, xplusy, f, xf);
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// Not16(in=xf, out=xn);
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// Mux16(a=xf, b=xn, sel=no, out=out, out[15]=ngr, out[0..7]=zri, out[8..15]=zrj);
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Not16 NOTF1(xf, xn);
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Mux16 MUXF1(xf, xn, no, out);
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assign ngr = out[15];
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assign zri[7:0] = out[7:0];
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assign zrj[7:0] = out[15:8];
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// Or8Way(in=zri, out=zrm);
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// Or8Way(in=zrj, out=zrn);
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Or8Way OR8F1(zri, zrm);
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Or8Way OR8F2(zrj, zrn);
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Or ORF1(zrm, zrn, zro);
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Not NOTF2(zro, zr);
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Mux MUXF2(1'b0, 1'b1, ngr, ng);
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// Or(a=zrm, b=zrn, out=zro);
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// Not(in=zro, out=zr);
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// Mux(a=false, b=true, sel=ngr, out=ng);
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endmodule
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@ -12,5 +12,37 @@ module Add16(
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);
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// Put your code here:
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wire carry0;
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wire carry1;
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wire carry2;
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wire carry3;
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wire carry4;
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wire carry5;
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wire carry6;
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wire carry7;
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wire carry8;
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wire carry9;
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wire carry10;
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wire carry11;
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wire carry12;
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wire carry13;
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wire carry14;
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wire carry15;
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HalfAdder HA0(a[0], b[0], out[0], carry0);
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FullAdder FA0(a[1], b[1], carry0, out[1], carry1);
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FullAdder FA1(a[2], b[2], carry1, out[2], carry2);
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FullAdder FA2(a[3], b[3], carry2, out[3], carry3);
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FullAdder FA3(a[4], b[4], carry3, out[4], carry4);
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FullAdder FA4(a[5], b[5], carry4, out[5], carry5);
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FullAdder FA5(a[6], b[6], carry5, out[6], carry6);
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FullAdder FA6(a[7], b[7], carry6, out[7], carry7);
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FullAdder FA7(a[8], b[8], carry7, out[8], carry8);
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FullAdder FA8(a[9], b[9], carry8, out[9], carry9);
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FullAdder FA9(a[10], b[10], carry9, out[10], carry10);
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FullAdder FA10(a[11], b[11], carry10, out[11], carry11);
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FullAdder FA11(a[12], b[12], carry11, out[12], carry12);
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FullAdder FA12(a[13], b[13], carry12, out[13], carry13);
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FullAdder FA13(a[14], b[14], carry13, out[14], carry14);
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FullAdder FA14(a[15], b[15], carry14, out[15], carry15);
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endmodule
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@ -12,5 +12,11 @@ module FullAdder(
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);
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// Put your code here:
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wire sumi;
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wire carryi;
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wire carryj;
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HalfAdder HA1(a, b, sumi, carryi);
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HalfAdder HA2(c, sumi, sum, carryj);
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Or OR(carryi, carryj, carry);
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endmodule
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@ -11,5 +11,6 @@ module HalfAdder(
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);
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// Put your code here:
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Xor XOR(a, b, sum);
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And AND(a, b, carry);
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endmodule
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@ -10,5 +10,9 @@ module Inc16(
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);
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// Put your code here:
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wire [15:0] incr;
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assign incr[15:0] = 16'b1;
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Add16 ADD(in, incr, out);
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// or just:
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//assign out = in + 1;
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endmodule
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@ -13,5 +13,9 @@ module Bit(
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);
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// Put your code here:
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wire muxout;
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// Mux(a=dffout, b=in, sel=load, out=muxout);
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// DFF(in=muxout, out=out, out=dffout);
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Mux MUX(out, in, load, muxout);
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DFF DFF(clk, muxout, out);
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endmodule
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@ -16,5 +16,47 @@ module BitShift8L(
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);
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// Put your code here:
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reg [7:0] reg8;
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always @(posedge clk) begin
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if (load == 1) begin
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reg8[7:0] = in[7:0];
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end
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else if (shift == 1 ) begin
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reg8[7:1] = reg8[6:0];
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reg8[0] = inLSB;
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end
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end
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assign out = reg8;
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// wire [7:0] out_l;
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// wire [7:0] out_s;
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// Mux MUXLA(out[0], in[0], load, out_l[0]);
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// Mux MUXLB(out[1], in[1], load, out_l[1]);
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// Mux MUXLC(out[2], in[2], load, out_l[2]);
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// Mux MUXLD(out[3], in[3], load, out_l[3]);
|
||||
// Mux MUXLE(out[4], in[4], load, out_l[4]);
|
||||
// Mux MUXLF(out[5], in[5], load, out_l[5]);
|
||||
// Mux MUXLG(out[6], in[6], load, out_l[6]);
|
||||
// Mux MUXLH(out[7], in[7], load, out_l[7]);
|
||||
|
||||
// Mux MUXSA(out_l[0], inLSB, shift, out_s[0]);
|
||||
// Mux MUXSB(out_l[1], out[0], shift, out_s[1]);
|
||||
// Mux MUXSC(out_l[2], out[1], shift, out_s[2]);
|
||||
// Mux MUXSD(out_l[3], out[2], shift, out_s[3]);
|
||||
// Mux MUXSE(out_l[4], out[3], shift, out_s[4]);
|
||||
// Mux MUXSF(out_l[5], out[4], shift, out_s[5]);
|
||||
// Mux MUXSG(out_l[6], out[5], shift, out_s[6]);
|
||||
// Mux MUXSH(out_l[7], out[6], shift, out_s[7]);
|
||||
|
||||
// Bit BITA(clk, out_s[0], 1'b1, out[0]);
|
||||
// Bit BITB(clk, out_s[1], 1'b1, out[1]);
|
||||
// Bit BITC(clk, out_s[2], 1'b1, out[2]);
|
||||
// Bit BITD(clk, out_s[3], 1'b1, out[3]);
|
||||
// Bit BITE(clk, out_s[4], 1'b1, out[4]);
|
||||
// Bit BITF(clk, out_s[5], 1'b1, out[5]);
|
||||
// Bit BITG(clk, out_s[6], 1'b1, out[6]);
|
||||
// Bit BITH(clk, out_s[7], 1'b1, out[7]);
|
||||
endmodule
|
||||
|
||||
@ -16,5 +16,17 @@ module BitShift9R(
|
||||
);
|
||||
|
||||
// Put your code here:
|
||||
reg [8:0] reg9;
|
||||
|
||||
always @(posedge clk) begin
|
||||
if (load == 1) begin
|
||||
reg9[7:0] = in[7:0];
|
||||
end
|
||||
else if (shift == 1 ) begin
|
||||
reg9[7:0] = reg9[8:1];
|
||||
reg9[8] = inMSB;
|
||||
end
|
||||
end
|
||||
|
||||
assign out = reg9;
|
||||
endmodule
|
||||
|
||||
@ -7,12 +7,12 @@
|
||||
module DFF(
|
||||
input clk,
|
||||
input in,
|
||||
output out
|
||||
output reg out
|
||||
);
|
||||
|
||||
// No need to implement this chip
|
||||
// This chip is implemented in verilog using reg-variables
|
||||
reg out;
|
||||
// reg out;
|
||||
always @(posedge clk)
|
||||
if (in) out <= 1'b1;
|
||||
else out <= 1'b0;
|
||||
|
||||
@ -17,5 +17,15 @@ module PC(
|
||||
);
|
||||
|
||||
// Put your code here:
|
||||
|
||||
// wire [15:0] plusone;
|
||||
// wire [15:0] incstep;
|
||||
// wire [15:0] loadstep;
|
||||
// wire [15:0] resetstep;
|
||||
// Inc16 INC16(out, plusone);
|
||||
// Mux16 MUX16A(out, plusone, inc, incstep);
|
||||
// Mux16 MUX16B(incstep, in, load, loadstep);
|
||||
// Mux16 MUX16C(loadstep, 16'b0, reset, resetstep);
|
||||
wire [15:0] select;
|
||||
assign select = reset? 0 : (load? in : (inc? out+1 : out));
|
||||
Register REG(clk, select, 1'b1, out);
|
||||
endmodule
|
||||
|
||||
@ -14,5 +14,35 @@ module RAM3840(
|
||||
);
|
||||
|
||||
// Put your code here:
|
||||
wire load0;
|
||||
wire load1;
|
||||
wire load2;
|
||||
wire load3;
|
||||
wire load4;
|
||||
wire load5;
|
||||
wire load6;
|
||||
wire load7;
|
||||
wire [15:0] ram0;
|
||||
wire [15:0] ram1;
|
||||
wire [15:0] ram2;
|
||||
wire [15:0] ram3;
|
||||
wire [15:0] ram4;
|
||||
wire [15:0] ram5;
|
||||
wire [15:0] ram6;
|
||||
wire [15:0] ram7;
|
||||
|
||||
DMux8Way DMUX(load, address[11:9],
|
||||
load0, load1, load2, load3, load4, load5, load6, load7);
|
||||
RAM512 RAM0(clk, address[8:0], in, load0, ram0);
|
||||
RAM512 RAM1(clk, address[8:0], in, load1, ram1);
|
||||
RAM512 RAM2(clk, address[8:0], in, load2, ram2);
|
||||
RAM512 RAM3(clk, address[8:0], in, load3, ram3);
|
||||
RAM512 RAM4(clk, address[8:0], in, load4, ram4);
|
||||
RAM512 RAM5(clk, address[8:0], in, load5, ram5);
|
||||
RAM512 RAM6(clk, address[8:0], in, load6, ram6);
|
||||
RAM256 RAM7(clk, address[7:0], in, load7, ram7);
|
||||
|
||||
Mux8Way16 MUX(ram0, ram1, ram2, ram3, ram4, ram5, ram6, ram7,
|
||||
address[11:9], out);
|
||||
|
||||
endmodule
|
||||
|
||||
@ -14,5 +14,13 @@ module RAM512(
|
||||
);
|
||||
|
||||
// Put your code here:
|
||||
wire load0;
|
||||
wire load1;
|
||||
wire [15:0] ram0;
|
||||
wire [15:0] ram1;
|
||||
DMux DMUX(load, address[8], load0, load1);
|
||||
RAM256 RAM0(clk, address[7:0], in, load0, ram0);
|
||||
RAM256 RAM1(clk, address[7:0], in, load1, ram1);
|
||||
Mux16 MUX(ram0, ram1, address[8], out);
|
||||
|
||||
endmodule
|
||||
|
||||
@ -14,5 +14,20 @@ module Register(
|
||||
);
|
||||
|
||||
// Put your code here:
|
||||
|
||||
Bit BITA(clk, in[0], load, out[0]);
|
||||
Bit BITB(clk, in[1], load, out[1]);
|
||||
Bit BITC(clk, in[2], load, out[2]);
|
||||
Bit BITD(clk, in[3], load, out[3]);
|
||||
Bit BITE(clk, in[4], load, out[4]);
|
||||
Bit BITF(clk, in[5], load, out[5]);
|
||||
Bit BITG(clk, in[6], load, out[6]);
|
||||
Bit BITH(clk, in[7], load, out[7]);
|
||||
Bit BITI(clk, in[8], load, out[8]);
|
||||
Bit BITJ(clk, in[9], load, out[9]);
|
||||
Bit BITK(clk, in[10], load, out[10]);
|
||||
Bit BITL(clk, in[11], load, out[11]);
|
||||
Bit BITM(clk, in[12], load, out[12]);
|
||||
Bit BITN(clk, in[13], load, out[13]);
|
||||
Bit BITO(clk, in[14], load, out[14]);
|
||||
Bit BITP(clk, in[15], load, out[15]);
|
||||
endmodule
|
||||
|
||||
@ -3,3 +3,10 @@
|
||||
// read the button state and output to led
|
||||
|
||||
// Put your code here:
|
||||
|
||||
@BUT
|
||||
D=M
|
||||
@LED
|
||||
M=!D
|
||||
@0
|
||||
0;JMP
|
||||
|
||||
@ -31,8 +31,41 @@ M=1
|
||||
// Put your code here:
|
||||
|
||||
|
||||
@R2
|
||||
M=0
|
||||
@DEBUG2
|
||||
M=0
|
||||
@itr
|
||||
M=0
|
||||
|
||||
// loop declaration
|
||||
// D = R1 - itr
|
||||
// if 0 jump to @STOP
|
||||
// else continue
|
||||
(LOOP)
|
||||
@itr
|
||||
D=M
|
||||
@R0
|
||||
D=M-D
|
||||
@DEBUG0
|
||||
M=D
|
||||
@END
|
||||
D;JEQ
|
||||
|
||||
// R2 = R0 + R2
|
||||
// itr = itr + 1
|
||||
@R1
|
||||
D=M
|
||||
@R2
|
||||
DM=D+M
|
||||
@DEBUG2
|
||||
M=D
|
||||
@itr
|
||||
M=M+1
|
||||
|
||||
// back to loop declaration
|
||||
@LOOP
|
||||
0;JMP
|
||||
|
||||
// till here!
|
||||
|
||||
|
||||
@ -36,5 +36,71 @@ module CPU(
|
||||
);
|
||||
|
||||
// Put your code here:
|
||||
wire loadA;
|
||||
wire loadD;
|
||||
wire is_A;
|
||||
wire is_C;
|
||||
wire zr;
|
||||
wire ng;
|
||||
wire inc;
|
||||
wire load;
|
||||
wire jump;
|
||||
wire [15:0] toA;
|
||||
wire [15:0] toD;
|
||||
wire [15:0] toPC;
|
||||
wire [15:0] fromA;
|
||||
wire [15:0] fromD;
|
||||
wire [15:0] fromPC;
|
||||
wire [15:0] fromAorM;
|
||||
wire [15:0] fromALU;
|
||||
|
||||
reg [15:0] tempM;
|
||||
reg [15:0] tempPC;
|
||||
|
||||
|
||||
assign is_C = instruction[15] & instruction[14] & instruction[13];
|
||||
assign is_A = ~is_C;
|
||||
|
||||
|
||||
assign loadD = is_C & instruction[4];
|
||||
assign loadA = (is_C & instruction[5]) || is_A;
|
||||
|
||||
assign fromAorM = instruction[12] ? inM : fromA;
|
||||
assign toA = is_A ? instruction : outM;
|
||||
|
||||
|
||||
// jump if j1 bit set and ng bit set
|
||||
// jump if j2 bit set and zr bit set
|
||||
// jump if j3 bit set and zr, ng bit not set
|
||||
assign jump = is_C
|
||||
& ((instruction[2] & ng)
|
||||
|| (instruction[1] & zr)
|
||||
|| (instruction[0] & ~(zr | ng)));
|
||||
assign inc = ~jump;
|
||||
|
||||
assign outM = fromALU;
|
||||
|
||||
//assign toPC = jump? fromA : pc;
|
||||
|
||||
//xxxx xxxx xxxx xxxx
|
||||
Register RegA(clk, toA, loadA, fromA);
|
||||
Register RegD(clk, fromALU, loadD, fromD);
|
||||
PC PC(clk, fromA, jump, inc, reset, pc);
|
||||
ALU ALU(
|
||||
fromD,
|
||||
fromAorM,
|
||||
instruction[11],
|
||||
instruction[10],
|
||||
instruction[9],
|
||||
instruction[8],
|
||||
instruction[7],
|
||||
instruction[6],
|
||||
fromALU,
|
||||
zr,
|
||||
ng
|
||||
);
|
||||
|
||||
assign addressM = fromA;
|
||||
assign writeM = is_C & instruction[3];
|
||||
|
||||
endmodule
|
||||
|
||||
@ -6,10 +6,22 @@
|
||||
`default_nettype none
|
||||
module Clock25_Reset20(
|
||||
input CLK, // external clock 100 MHz
|
||||
output clk, // internal clock 25 Mhz
|
||||
output reset // reset signal approx. 20us
|
||||
output reg clk, // internal clock 25 Mhz
|
||||
output reg reset // reset signal approx. 20us
|
||||
);
|
||||
|
||||
// Put your code here:
|
||||
reg boot=1;
|
||||
reg [3:0] ccount=0;
|
||||
reg [12:0] rcount=0;
|
||||
|
||||
always @(posedge CLK) begin
|
||||
if (boot == 1) begin
|
||||
boot <= (rcount == 4095) ? 0 : 1;
|
||||
rcount <= (rcount == 4095) ? 0 : rcount + 1;
|
||||
reset <= (rcount >= 2048) ? 0 : 1;
|
||||
end
|
||||
ccount <= (ccount == 3) ? 0 : ccount + 1;
|
||||
clk <= (ccount >= 2) ? 1 : 0;
|
||||
end
|
||||
endmodule
|
||||
|
||||
@ -14,6 +14,83 @@ module HACK(
|
||||
output [1:0] LED // leds (0 off, 1 on)
|
||||
);
|
||||
|
||||
|
||||
wire loadRAM;
|
||||
wire loadIO0;
|
||||
wire loadIO1;
|
||||
wire loadIO2;
|
||||
wire loadIO3;
|
||||
wire loadIO4;
|
||||
wire loadIO5;
|
||||
wire loadIO6;
|
||||
wire loadIO7;
|
||||
wire loadIO8;
|
||||
wire loadIO9;
|
||||
wire loadIOA;
|
||||
wire loadIOB;
|
||||
wire loadIOC;
|
||||
wire loadIOD;
|
||||
wire loadIOE;
|
||||
wire loadIOF;
|
||||
wire [15:0] inRAM;
|
||||
wire [15:0] inIO0;
|
||||
wire [15:0] inIO1;
|
||||
wire [15:0] inIO2=0;
|
||||
wire [15:0] inIO3=0;
|
||||
wire [15:0] inIO4=0;
|
||||
wire [15:0] inIO5=0;
|
||||
wire [15:0] inIO6=0;
|
||||
wire [15:0] inIO7=0;
|
||||
wire [15:0] inIO8=0;
|
||||
wire [15:0] inIO9=0;
|
||||
wire [15:0] inIOA=0;
|
||||
wire [15:0] inIOB;
|
||||
wire [15:0] inIOC;
|
||||
wire [15:0] inIOD;
|
||||
wire [15:0] inIOE;
|
||||
wire [15:0] inIOF;
|
||||
|
||||
wire writeM;
|
||||
wire [15:0] inM;
|
||||
wire [15:0] instruction;
|
||||
wire [15:0] outM;
|
||||
wire [15:0] addressM;
|
||||
wire [15:0] pc;
|
||||
|
||||
wire clk, reset;
|
||||
wire [15:0] outDEBUG0;
|
||||
wire [15:0] outDEBUG1;
|
||||
wire [15:0] outDEBUG2;
|
||||
wire loadDEBUG0;
|
||||
wire loadDEBUG1;
|
||||
wire loadDEBUG2;
|
||||
// Put your code here:
|
||||
assign LED[1:0] = inIO0[1:0];
|
||||
assign outDEBUG0 = inIOB;
|
||||
assign outDEBUG1 = inIOC;
|
||||
assign outDEBUG2 = inIOD;
|
||||
assign loadDEBUG0 = loadIOB;
|
||||
assign loadDEBUG1 = loadIOC;
|
||||
assign loadDEBUG2 = loadIOD;
|
||||
Clock25_Reset20 CLKR(CLK, clk, reset);
|
||||
CPU CPU(clk, inM, instruction, reset, outM, writeM, addressM, pc);
|
||||
|
||||
Memory Memory(addressM, writeM, inM, loadRAM,
|
||||
loadIO0, loadIO1, loadIO2, loadIO3, loadIO4, loadIO5, loadIO6, loadIO7,
|
||||
loadIO8, loadIO9, loadIOA, loadIOB, loadIOC, loadIOD, loadIOE, loadIOF,
|
||||
inRAM, inIO0, inIO1, inIO2, inIO3, inIO4, inIO5, inIO6, inIO7,
|
||||
inIO8, inIO9, inIOA, inIOB, inIOC, inIOD, inIOE, inIOF);
|
||||
|
||||
ROM ROM(pc, instruction);
|
||||
RAM3840 RAM(clk, addressM[11:0], outM, loadRAM, inRAM);
|
||||
|
||||
Register LED12(clk, outM, loadIO0, inIO0);
|
||||
Register BUT12(clk, {14'b0, BUT[1:0]}, 1'b1, inIO1);
|
||||
|
||||
Register DEBUG0(clk, outM, loadIOB, inIOB);
|
||||
Register DEBUG1(clk, outM, loadIOC, inIOC);
|
||||
Register DEBUG2(clk, outM, loadIOD, inIOD);
|
||||
Register DEBUG3(clk, outM, loadIOE, inIOE);
|
||||
Register DEBUG4(clk, outM, loadIOF, inIOF);
|
||||
|
||||
endmodule
|
||||
|
||||
@ -56,5 +56,40 @@ module Memory(
|
||||
);
|
||||
|
||||
// Put your code here:
|
||||
wire selA;
|
||||
wire selB;
|
||||
wire loadA;
|
||||
wire loadB;
|
||||
|
||||
wire [15:0] outA;
|
||||
wire [15:0] outB;
|
||||
wire [15:0] outAB;
|
||||
|
||||
DMux DMUX(address[12], address[3], selA, selB);
|
||||
And ANDA(selA,load,loadA);
|
||||
And ANDB(selB,load,loadB);
|
||||
And ANDR(~address[12], load, loadRAM);
|
||||
|
||||
DMux8Way DMUXLOADA(loadA, address[2:0],
|
||||
loadIO0, loadIO1, loadIO2, loadIO3,
|
||||
loadIO4, loadIO5, loadIO6, loadIO7);
|
||||
|
||||
DMux8Way DMUXLOADB(loadB, address[2:0],
|
||||
loadIO8, loadIO9, loadIOA, loadIOB,
|
||||
loadIOC, loadIOD, loadIOE, loadIOF);
|
||||
|
||||
Mux8Way16 Mux8Way16A(
|
||||
inIO0[15:0], inIO1[15:0], inIO2[15:0], inIO3[15:0],
|
||||
inIO4[15:0], inIO5[15:0], inIO6[15:0], inIO7[15:0],
|
||||
address[2:0], outA[15:0]
|
||||
);
|
||||
Mux8Way16 Mux8Way16B(
|
||||
inIO8[15:0], inIO9[15:0], inIOA[15:0], inIOB[15:0],
|
||||
inIOC[15:0], inIOD[15:0], inIOE[15:0], inIOF[15:0],
|
||||
address[2:0], outB[15:0]
|
||||
);
|
||||
|
||||
Mux16 MUX16AB(outA[15:0], outB[15:0], address[3], outAB[15:0]);
|
||||
Mux16 MUX16ABR(inRAM[15:0], outAB[15:0], address[12], out[15:0]);
|
||||
|
||||
endmodule
|
||||
|
||||
Loading…
Reference in New Issue
Block a user