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olofk/eth_fifo.v

Created September 30, 2019 11:51
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eth_fifo.v
always @ (posedge clk)
begin
if(write & ~full)
fifo[write_pointer&{CNT_WIDTH-2{clear}}] <= data_in;
end
always @ (posedge clk)
begin
data_out <= fifo[read_pointer&{CNT_WIDTH-2{clear}}];
end
@petergust

petergust commented Sep 30, 2019

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CNT_WIDTH-2{clear} = {clear,clear,...,clear}
write_pointer & {clear,clear,...,clear} is {0,0,...,0} when clear=0, otherwise write_pointer.
Use !clear instead?

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