0x00 - North 0x01 - Northeast 0x02 - East 0x03 - Southeast 0x04 - South 0x05 - Southwest 0x06 - West 0x07 - Northwest
If running, dir = dir|0x80 (so dirs become 0x80, 0x81, etc.)
dir = dir|0x80
0x80
0x81