===== Wireless Communications ===== ==== Addressing ==== To send a packet to a specific module using 16-bit addressing: Set DL (Destination Address Low) parameter to equal the MY parameter of the intended destination module and set the DH (Destina- tion Address High) parameter to '0'.\\ ==== Changing Target Addresses ==== The device operates in transparent modem. this means that AT commands are included in the serial stream. To enter command mode, the following sequence is observed. - One second of silence on the serial line - Put three "+" characters on the line - Wait an additional one second guardband