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feat: Use MAC address for unique device name

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This commit is contained in:
Tanner Collin (aider) 2025-06-21 13:48:44 -06:00
parent ee3a392d5a
commit 7d77c5b051
1 changed files with 12 additions and 2 deletions
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14
firmware/firmware.ino
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@ -11,6 +11,8 @@ WiFiClient wc;
MqttClient mqttClient(wc);
ESP8266WebServer server(80);
String deviceName;
#define OUTPUT_PIN 4
@ -31,9 +33,17 @@ void setup() {
Serial.println("");
Serial.println("===== BOOT UP =====");
// Generate device name from MAC address
String mac = WiFi.macAddress();
mac.replace(":", ""); // Remove colons from MAC address
String shortMac = mac.substring(0, 4);
deviceName = "mega_" + shortMac;
Serial.print("[SYSTEM] Generated device name: ");
Serial.println(deviceName);
static int error_count = 0;
WiFi.hostname("airmega");
WiFi.hostname(deviceName.c_str());
WiFi.mode(WIFI_STA);
WiFi.begin(SECRET_SSID, SECRET_PASS);
@ -84,7 +94,7 @@ void setup() {
server.begin();
Serial.println("[HTTP] server started");
mqttClient.setId("airmega");
mqttClient.setId(deviceName.c_str());
Serial.print("[MQTT] Attempting to connect to the MQTT broker: ");
Serial.println(broker);