Damomeera
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Code Verilog - [expand] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 module REG_BANK(M_O,A_IO,SEL,A_EN,M_EN,RW,CLOCK ); output [7:0] M_O; inout [7:0] A_IO; input [2:0] SEL; input A_EN, M_EN, RW, CLOCK; reg [7:0] M_O, A_I; reg [7:0] memblk [0:7]; assign A_IO = ( A_EN == 1'b1 && RW == 1'b0 )? A_I : A_IO; // NOT WORKING NOT UPDATING THE A_IO VALUE always @( posedge CLOCK ) begin if( M_EN == 1'b0 ) M_O = 8'b00000000; else if( M_EN == 1'b1 && RW == 1'b0 ) begin case ( SEL ) 3'b000 : M_O = memblk[0]; 3'b001 : M_O = memblk[1]; 3'b010 : M_O = memblk[2]; 3'b011 : M_O = memblk[3]; 3'b100 : M_O = memblk[4]; 3'b101 : M_O = memblk[5]; 3'b110 : M_O = memblk[6]; 3'b111 : M_O = memblk[7]; endcase end if( A_EN == 1'b0 ) begin end else if( A_EN == 1'b1 && RW == 1'b0 ) begin case ( SEL ) 3'b000 : A_I = memblk[0]; 3'b001 : A_I = memblk[1]; 3'b010 : A_I = memblk[2]; 3'b011 : A_I = memblk[3]; 3'b100 : A_I = memblk[4]; 3'b101 : A_I = memblk[5]; 3'b110 : A_I = memblk[6]; 3'b111 : A_I = memblk[7]; endcase end else if( A_EN == 1'b1 && RW == 1'b1 ) begin case ( SEL ) 3'b000 : memblk[0] = A_IO; 3'b001 : memblk[1] = A_IO; 3'b010 : memblk[2] = A_IO; 3'b011 : memblk[3] = A_IO; 3'b100 : memblk[4] = A_IO; 3'b101 : memblk[5] = A_IO; 3'b110 : memblk[6] = A_IO; 3'b111 : memblk[7] = A_IO; endcase end end endmodule
In the above program the A_IO value doesn't get updated during A_EN = 1 and RW = 0.
Pls help me.
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