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56 lines
1.4 KiB
Arduino
56 lines
1.4 KiB
Arduino
7 months ago
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#include <SPI.h>
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#include <LoRa.h>
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#define LORA_SS_PIN 10
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#define LORA_RST_PIN 9
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#define LORA_DI0_PIN 2
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void setup() {
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Serial.begin(9600);
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while (!Serial);
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pinMode(LED_BUILTIN, OUTPUT);
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// Initialize LoRa module
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LoRa.setPins(LORA_SS_PIN, LORA_RST_PIN, LORA_DI0_PIN);
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if (!LoRa.begin(433E6)) {
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Serial.println("LoRa initialization failed. Check your wiring!");
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while (true);
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}
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// Connect to WiFi or Ethernet here
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// Connect to Socket.IO server
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// Replace <SERVER_ADDRESS> with the actual server address
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// e.g., http://localhost:3000
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// Replace <TOKEN> with an authentication token if required
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// e.g., "?token=abcd1234"
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//socketIO.connect("<SERVER_ADDRESS><TOKEN>");
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}
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void loop() {
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// Handle Socket.IO events or other tasks here
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// Check for incoming LoRa messages
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int packetSize = LoRa.parsePacket();
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if (packetSize) {
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while (LoRa.available()) {
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String message = LoRa.readString();
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Serial.println("Received message: " + message);
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// Process the received message and control the LED
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if (message == "led_on") {
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digitalWrite(LED_BUILTIN, HIGH); // Turn on the LED
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LoRa.beginPacket();
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LoRa.print("ack");
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LoRa.endPacket();
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} else if (message == "led_off") {
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digitalWrite(LED_BUILTIN, LOW); // Turn off the LED
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LoRa.beginPacket();
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LoRa.print("ack");
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LoRa.endPacket();
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}
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}
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}
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}
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