route.py

route_a = [ (1, 0), (1, 1), (1, 2), (1, 3),
                                    (0, 3),
                                    (2, 3),
                            (0, 2),
                            (2, 2),
            (2, 0),
                    (1, 4),
                    (2, 4),
            (0, 0),

                    (0, 1),
                    (2, 1) ]


route_b = [ (1, 0), (1, 1), (1, 2), (1, 3),
            (0, 0), (1, 4), (2, 5), (0, 6),
                                    (1, 6),
                            (1, 5),

                            (0, 2),
                            (2, 2),
                    (0, 1),
                    (2, 1) ]

def msg_data(route):
    d = []
    prev = [1000]*len(route)
    for out,node in reversed(route):
        d.append( (min(prev[node],15), (int(out==0), int(out==1), int(out==2)) ) )
        prev = [ x+1 for x in prev ]
        prev[node] = 0
    return list(reversed(d))

def format_data(route):
    for count, bits in route:
        print("0x{:02x},".format( (count<<3) | (bits[0]) | (bits[1]<<1) | (bits[2]<<2) ), end='')
    print()

format_data (msg_data(route_a))
format_data (msg_data(route_b))
format_data (msg_data(route_b))
format_data (msg_data(route_a))