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Add pulse output to can for frame received

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Aadi Desai 2023-06-09 13:58:42 +01:00
parent 391c58c7c6
commit eb55b06779
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1 changed files with 6 additions and 0 deletions
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6
rtl/can.sv
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@ -16,6 +16,7 @@ module can
, output var [ 7:0] o_data5
, output var [ 7:0] o_data6
, output var [ 7:0] o_data7
, output var o_pulse
);
logic rx;
@ -111,6 +112,11 @@ always_ff @(posedge i_clk)
if (!i_rst_n) data <= 64'd0; // Reset
else if (div_1m == 9'd1 && msg_valid) data <= b_data; // Update data if valid, at start of bit time
always_ff @(posedge i_clk)
if (!i_rst_n) o_pulse <= 1'b0; // Reset
else if (div_1m == 9'd1) o_pulse <= msg_valid; // Output pulse if message valid, at start of bit time
else o_pulse <= 1'b0; // Clear pulse after 1 cycle (48MHz)
// Output data as individual bytes
always_comb o_data0 = data[63:56];
always_comb o_data1 = data[55:48];