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esib_iot_challenge [2017/05/18 00:05] – [5.1. The End-to-End Challenge] sameresib_iot_challenge [2017/05/18 09:52] – [5.3. The Radio Challenge] samer
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 </WRAP> </WRAP>
  
 +If you need to send data to your device, you should publish the encoded message in the corresponding topic ''application/APPLICATION_ID/node/DEVICE_EUI/tx'' as follows:
 +
 +<code>
 +{
 +    "reference": "abcd1234",                  // reference which will be used on ack or error (this can be a random string)
 +    "confirmed": false,                        // whether the payload must be sent as confirmed data down or not
 +    "fPort": 10,                              // FPort to use (must be > 0)
 +    "data": "...."                            // base64 encoded data (plaintext, will be encrypted by LoRa Server)
 +}
 +</code>
 ===== -. The Challenges ===== ===== -. The Challenges =====
  
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 I can tune the LoRa radio parameters and assess the results. I can tune the LoRa radio parameters and assess the results.
  
 +These two commands can be helpful:
 +
 +<code c++>
 +LMIC_disableChannel(N);
 +LMIC_setDrTxpow(DR_SF12,14);
 +</code>
 ==== -. The Sensor Challenge ==== ==== -. The Sensor Challenge ====
 I can use different sensors to send data from the device. I can use different sensors to send data from the device.
esib_iot_challenge.txt · Last modified: 2021/08/28 09:53 by samer