//HDL Example 7-1 // //Read and write operations of memory. //Memory size is 64 words of 4 bits each. module.

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Presentation transcript:

//HDL Example 7-1 //----------------------------- //Read and write operations of memory. //Memory size is 64 words of 4 bits each. module memory (Enable,ReadWrite,Address,DataIn,DataOut); input Enable,ReadWrite; input [3:0] DataIn; input [5:0] Address; output [3:0] DataOut; reg [3:0] DataOut; reg [3:0] Mem [0:63]; //64 x 4 memory always @ (Enable or ReadWrite) if (Enable) if (ReadWrite) DataOut = Mem[Address]; //Read else Mem[Address] = DataIn; //Write else DataOut = 4'bz; //High impedance state endmodule