Introduction - If you have any usage issues, please Google them yourself
Communication protocol requirements: 1. The timing data communication: every seconds each computer respectively exchange ten and twenty, thirty, forty, fifty bytes of data. 2. Broadcast communication: every ten seconds, release broadcast data to each computer s clock for synchronization. 3. Error detection: CRC error detection, error, the corresponding error handling procedure. 4. Network management: always acknowledge of each node in network work state, when a node fault exit network or the new node to join the network, to record the network state.