3D RAM Inference Single Port (Verilog) - 3D RAM Inference Single Port (Verilog) - 2022.2 English - UG901

Vivado Design Suite User Guide: Synthesis (UG901)

Document ID
UG901
Release Date
2022-11-16
Version
2022.2 English

filename: rams_sp_3d.sv

// 3-D Ram Inference Example (Single port)

// File:rams_sp_3d.sv

module rams_sp_3d #(

parameter NUM_RAMS = 2,

A_WID    = 10,

D_WID    = 32

)

(

input clk,

input [NUM_RAMS-1:0] we,

input [NUM_RAMS-1:0] ena,

input [A_WID-1:0] addr [NUM_RAMS-1:0],

input [D_WID-1:0] din [NUM_RAMS-1:0],

output reg [D_WID-1:0] dout [NUM_RAMS-1:0]

);

reg [D_WID-1:0] mem [NUM_RAMS-1:0][2**A_WID-1:0];

genvar i;

generate

for(i=0;i<NUM_RAMS;i=i+1)

begin:u

always @ (posedge clk)

begin

if (ena[i]) begin

if(we[i])

begin

mem[i][addr[i]] <= din[i];

end

dout[i] <= mem[i][addr[i]];

end

end

end

endgenerate

endmodule