TTN LoRa Data Downlinks right from Node-RED.
How can I send Downlinks to a TTN-Node, right from a Node-RED Dashboard?
Step-by-step tutorial.
Node-RED Function to create the payload:
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let buff = Buffer.from(msg.payload, 'hex');
let base64data = buff.toString('base64');
msg.payload = {
"downlinks": [{
"f_port": 15,
"frm_payload": base64data,
"priority": "NORMAL"
}]
}
return msg;
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