Master example changed

examples/Master/Master.ino

@@ -3,21 +3,55 @@
 I2CRelay relay;
 
 void setup() {
-    Serial.begin(115200);
-    relay.begin();
-    Serial.println("8-Relay I2C Master Ready.");
-    Serial.println("Commands:");
-    Serial.println("  r <n> <0|1>          - Set relay n (1-8) OFF/ON");
-    Serial.println("  all <0|1>            - Set all relays OFF/ON");
-    Serial.println("  name <newname>       - Set device name");
-    Serial.println("  addr <newaddr>       - Set I2C address (8-119)");
-    Serial.println("  id                   - Query identification string");
+  Serial.begin(115200);
+  delay(1000);
+  Serial.println("I2CRelay Master Example with 'i' command for ID");
+  relay.begin();
+
+  // Run test functions as before
+  relay.setRelay(1, 1);
+  relay.setRelay(8, 1);
+  Serial.println("Turned ON relay 1 and relay 8");
+  delay(500);
+
+  relay.setRelay(1, 0);
+  relay.setRelay(8, 0);
+  Serial.println("Turned OFF relay 1 and relay 8");
+  delay(500);
+
+  relay.setAllRelays(1);
+  Serial.println("Turned ON all relays");
+  delay(500);
+
+  relay.setAllRelays(0);
+  Serial.println("Turned OFF all relays");
+  delay(500);
+
+  relay.setDeviceName("TestPanel");
+  Serial.println("Device name set to 'TestPanel'");
+  delay(500);
+
+  String id = relay.getIdentification();
+  Serial.print("Identification string: ");
+  Serial.println(id);
+  delay(500);
+
+  relay.setI2CAddress(0x09);
+  Serial.println("Changed I2C address to 0x09");
+  Serial.println("** Update master address to 0x09 for further communication **");
 }
 
 void loop() {
-    if (Serial.available()) {
-        String cmd = Serial.readStringUntil('\n');
-        cmd.trim();
-        relay.handleSerialCommand(cmd);
+  if (Serial.available()) {
+    String cmd = Serial.readStringUntil('\n');
+    cmd.trim();
+    // Replace "id" with "i" here:
+    if (cmd == "i") {
+      String id = relay.getIdentification();
+      Serial.print("ID: ");
+      Serial.println(id);
+    } else {
+      relay.handleSerialCommand(cmd);
     }
+  }
 }