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stream_rx_ctrl/sim/func001/can_transceiver.sv

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+/*
+	can bus physical model by leguoqing
+*/
+
+module can_transceiver
+	(
+		output logic rxd = 1,
+		input  logic txd,
+		inout  tri1  line
+	);
+
+	always@(*)
+		if (line == 1'b0) rxd <= 1'b0;
+		else rxd <= 1'b1;
+
+	logic line_reg;
+	always@(*)
+		if (txd == 0) line_reg <= 0;
+		else line_reg <= 1;
+
+	assign line = line_reg ? 1'bz : 0;
+endmodule