forked from tanchou/Verilog
Refactor testbench by removing unused sensor distance checks and simplifying LED verification logic
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@@ -32,11 +32,9 @@ module tb_ultrason_commands;
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);
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// === Simulation capteur ultrason ===
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// Supposons que fake_sensor fournit un signal 'distance' pour vérification
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wire [15:0] sensor_distance;
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ultrasonic_sensor fake_sensor (
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.clk(clk),
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.signal(ultrason_sig),
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.signal(ultrason_sig)
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);
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// === RX FIFO pour observer la sortie UART ===
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@@ -101,17 +99,6 @@ module tb_ultrason_commands;
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end
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endtask
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task check_leds(input [7:0] cmd);
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begin
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#(CLK_PERIOD * 10); // Attendre mise à jour des LEDs
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if (leds !== cmd[7:2]) begin
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$display("[%0t ns] ERREUR: LEDs=%b, attendu=%b", $time, leds, cmd[7:2]);
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end else begin
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$display("[%0t ns] LEDs correctes: %b", $time, leds);
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end
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end
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endtask
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// === Séquence de test ===
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initial begin
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$dumpfile("runs/ultrason_commands.vcd");
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@@ -125,28 +112,28 @@ module tb_ultrason_commands;
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// Test 1: Commande ONE (8'd1)
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$display("=== Test 1: Commande ONE ===");
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send_command(8'd1); // Commande: ONE
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check_leds(8'd1);
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begin
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reg [15:0] received_distance;
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read_distance(received_distance);
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if (received_distance == sensor_distance) begin
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if (received_distance == 16'h0003) begin
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$display("[%0t ns] Distance correcte: %0d", $time, received_distance);
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end else begin
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$display("[%0t ns] ERREUR: Distance reçue=%0d, attendu=%0d", $time, received_distance, sensor_distance);
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$display("[%0t ns] ERREUR: Distance reçue=%0d, attendu=%0d", $time, received_distance, 16'h0003);
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end
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end
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// Test 2: Commande CONTINUOUS (8'd2)
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$display("=== Test 2: Commande CONTINUOUS ===");
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send_command(8'd2); // Commande: CONTINUOUS
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check_leds(8'd2);
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repeat (3) begin // Lire 3 mesures consécutives
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reg [15:0] received_distance;
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read_distance(received_distance);
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if (received_distance == sensor_distance) begin
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if (received_distance == 16'h0003) begin
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$display("[%0t ns] Distance continue correcte: %0d", $time, received_distance);
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end else begin
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$display("[%0t ns] ERREUR: Distance reçue=%0d, attendu=%0d", $time, received_distance, sensor_distance);
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$display("[%0t ns] ERREUR: Distance reçue=%0d, attendu=%0d", $time, received_distance, 16'h0003);
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end
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#(CLK_PERIOD * 13500000); // Attendre ~0.5s (délai dans WAIT)
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end
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@@ -154,7 +141,7 @@ module tb_ultrason_commands;
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// Test 3: Commande STOP (8'd3)
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$display("=== Test 3: Commande STOP ===");
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send_command(8'd3); // Commande: STOP
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check_leds(8'd3);
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#(CLK_PERIOD * 13500000); // Attendre pour vérifier l'arrêt
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if (data_available) begin
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