#include "comm.nqh" /* Just try to read a packet and send an ACK (or whatever) */ task main () { /* so we know what happens */ SetUserDisplay(error, 0); until (false) { ReadPacket(); if (error == 0) { /* we got a valid packet! */ if (packet_buffer[0] == PING) SendMessagePacket(ACK); else SendMessagePacket(NCK); } } }