Receiving: r->h: \1<packet data>\0 Sending: h->r: \1<packet data>\0 r->h: \2\0 Settings: h->r:\3<TXMAC>\0 r->h: \2\0 h->r:\4<RXMAX>\0 r->h: \2\0 h->r:\5<CHANNEL>\0 r->h: \2\0 h->r:\6<MACLEN>\0 r->h: \2\0