deploying_lorawan
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deploying_lorawan [2017/04/30 12:32] – samer | deploying_lorawan [2017/04/30 14:37] – [1.1. Autonomo with LoRaBee] samer | ||
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==== -. Autonomo with LoRaBee ==== | ==== -. Autonomo with LoRaBee ==== | ||
- | For the devices in the LoRaWAN platform, we will use an Autonomo board with a LoRaBee | + | Starting with the devices in the LoRaWAN platform, we will use an [[http:// |
In order to configure the Autonomo with LoRaBee device, you should follow these steps: | In order to configure the Autonomo with LoRaBee device, you should follow these steps: | ||
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Now you are ready to write a sketch for the device. Here is one example sketch {{ : | Now you are ready to write a sketch for the device. Here is one example sketch {{ : | ||
- | In this part, you should put the keys for Over-The-Air Activation (OTAA) as explained in the LoRaWAN specification: | + | In this part, you should put the keys for Over-The-Air Activation (OTAA) as explained in the {{ : |
<code c++> | <code c++> | ||
// USE YOUR OWN KEYS! | // USE YOUR OWN KEYS! | ||
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int light_pin = A0; | int light_pin = A0; | ||
int moisture_pin = A2; | int moisture_pin = A2; | ||
- | |||
int temperature_pin = 0; | int temperature_pin = 0; | ||
int temperature_vcc_pin = 1; | int temperature_vcc_pin = 1; | ||
Line 43: | Line 42: | ||
</ | </ | ||
- | The OTAA method is used for joining the network and adaptive data rate is activated: | + | The OTAA method is used for joining the network and Adaptive Data Rate (ADR) is activated: |
<code c++> | <code c++> | ||
LoRaBee.initOTA(loraSerial, | LoRaBee.initOTA(loraSerial, | ||
Line 60: | Line 59: | ||
</ | </ | ||
- | Finally, the message is sent in an unconfirmed uplink message: | + | Finally, the message |
<code c++> | <code c++> | ||
LoRaBee.send(1, | LoRaBee.send(1, | ||
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==== -. Arduino with Dragino Shield ==== | ==== -. Arduino with Dragino Shield ==== | ||
- | Devices in the LoRaWAN platform can also be used on Arduino boards with Dragino shields as presented in [[simple_lora_prototype|Simple Prototype of LoRa Communications]]. | + | Devices in the LoRaWAN platform can also be used on Arduino boards with Dragino shields. The combined module |
- | + | ||
+ | Do not forget to insert you keys for the OTAA join method: | ||
+ | <code c++> | ||
+ | const lmic_pinmap lmic_pins = { | ||
+ | | ||
+ | .rxtx = LMIC_UNUSED_PIN, | ||
+ | .rst = 9, | ||
+ | .dio = {2, 6, 7}, | ||
+ | }; | ||
+ | </ | ||
+ | |||
+ | The send function is called upon after each transmission complete event: | ||
+ | <code c++> | ||
+ | case EV_TXCOMPLETE: | ||
+ | Serial.println(F(" | ||
+ | if(LMIC.dataLen) { | ||
+ | // data received in rx slot after tx | ||
+ | Serial.print(F(" | ||
+ | Serial.write(LMIC.frame+LMIC.dataBeg, | ||
+ | Serial.println(); | ||
+ | } | ||
+ | // Schedule next transmission | ||
+ | os_setTimedCallback(& | ||
+ | break; | ||
+ | </ | ||
+ | |||
+ | This is explicitly the send function of the message containing the sensor values (as in the Autonomo case): | ||
+ | <code c++> | ||
+ | LMIC_setTxData2(1, | ||
+ | </ | ||
+ | |||
+ | You can modify the spreading factor here (Adaptive data rate is not supported): | ||
+ | <code c++> | ||
+ | LMIC_setDrTxpow(DR_SF7, | ||
+ | </ | ||
+ | |||
+ | Schedule the send function: | ||
+ | <code c++> | ||
+ | do_send(& | ||
+ | </ | ||
===== -. Gateways ===== | ===== -. Gateways ===== | ||
==== -. Single Channel Gateway ==== | ==== -. Single Channel Gateway ==== |
deploying_lorawan.txt · Last modified: 2021/08/28 09:50 by samer