N@TV Packet Decoder v1.0 I@TVPacket O@X Y Pixel # TV Packet Decoder # Decodes packets for the TV. # INPUTS: # See OUTPUTS in tvpacketizer # OUTPUTS: # See INPUTS in tvpacketizer # MODE OF OPERATION: # Every time it receives a packet (every 125ms basically), it decodes whatever packet is # on the line and "replays" it to the TV. # It uses the internal clock to spread the writes out. # PACKET FORMAT: # See PACKET FORMAT in tvpacketizer # END OF USER SERVICABLE PARTS. ############################### # Initialize the clock. interval(20) # 0th mode. Mode == 0 -> Mode += 1; # Final frame. clk() & Mode == 4 -> X = recv(Packet, 10); clk() & Mode == 4 -> Y = recv(Packet, 11); clk() & Mode == 4 -> Pixel = recv(Packet, 12); clk() & Mode == 4 -> Mode = 0; clk() & Mode == 4 -> interval(44); # Third frame. clk() & Mode == 3 -> X = recv(Packet, 7); clk() & Mode == 3 -> Y = recv(Packet, 8); clk() & Mode == 3 -> Pixel = recv(Packet, 9); clk() & Mode == 3 -> Mode += 1 # Second frame. clk() & Mode == 2 -> X = recv(Packet, 4); clk() & Mode == 2 -> Y = recv(Packet, 5); clk() & Mode == 2 -> Pixel = recv(Packet, 6); clk() & Mode == 2 -> += 1 # First frame. clk() & Mode == 1 -> X = recv(Packet, 1); clk() & Mode == 1 -> Y = recv(Packet, 2); clk() & Mode == 1 -> Pixel = recv(Packet, 3); clk() & Mode == 1 -> Mode += 1;