int main() {
if (devaddr == 0x0) {
printf("Set your LoRaWAN credentials first!\n");
return -1;
}
printf("Press BUTTON1 to send the current value of the temperature sensor!\n");
if (lorawan.initialize(&ev_queue) != LORAWAN_STATUS_OK) {
printf("LoRa initialization failed!\n");
return -1;
}
// Enable trace output for this demo, so we can see what the LoRaWAN stack does
mbed_trace_init();
// Fire a message when the button is pressed
btn.fall(ev_queue.event(&send_message));
// prepare application callbacks
callbacks.events = mbed::callback(lora_event_handler);
lorawan.add_app_callbacks(&callbacks);
// Disable adaptive data rating
if (lorawan.disable_adaptive_datarate() != LORAWAN_STATUS_OK) {
printf("disable_adaptive_datarate failed!\n");
return -1;
}
lorawan.set_datarate(5); // SF7BW125
lorawan_connect_t connect_params;
connect_params.connect_type = LORAWAN_CONNECTION_ABP;
connect_params.connection_u.abp.nwk_id = net_id;
connect_params.connection_u.abp.dev_addr = devaddr;
connect_params.connection_u.abp.nwk_skey = nwk_s_key;
connect_params.connection_u.abp.app_skey = app_s_key;
lorawan_status_t retcode = lorawan.connect(connect_params);
if (retcode == LORAWAN_STATUS_OK ||
retcode == LORAWAN_STATUS_CONNECT_IN_PROGRESS) {
} else {
printf("Connection error, code = %d\n", retcode);
return -1;
}
printf("Connection - In Progress ...\r\n");
// make your event queue dispatching events forever
ev_queue.dispatch_forever();
return 0;
}
