Option to disable LED support

code/espurna/config/general.h

@@ -217,6 +217,14 @@
 #define BUTTON_LNGLNGCLICK_DELAY    10000       // Time in ms holding the button down to get a long-long click
 #endif
 
+//------------------------------------------------------------------------------
+// LED
+//------------------------------------------------------------------------------
+
+#ifndef LED_SUPPORT
+#define LED_SUPPORT                 1
+#endif
+
 //------------------------------------------------------------------------------
 // RELAY
 //------------------------------------------------------------------------------

code/espurna/config/hardware.h

@@ -52,6 +52,7 @@
     //#define DEBUG_SERIAL_SUPPORT    0
     //#define DEBUG_TELNET_SUPPORT    0
     //#define DEBUG_WEB_SUPPORT       0
+    //#define LED_SUPPORT             0
     //#define TELNET_SUPPORT          0
     //#define TERMINAL_SUPPORT        0
 

code/espurna/espurna.ino

@@ -49,7 +49,7 @@ void setup() {
 
     // Init EEPROM
     eepromSetup();
-    
+
     // Init Serial, SPIFFS and system check
     systemSetup();
 
@@ -100,7 +100,9 @@ void setup() {
 
     relaySetup();
     buttonSetup();
-    ledSetup();
+    #if LED_SUPPORT
+        ledSetup();
+    #endif
     #if MQTT_SUPPORT
         mqttSetup();
     #endif

code/espurna/led.ino

@@ -10,6 +10,8 @@ Copyright (C) 2016-2018 by Xose Pérez <xose dot perez at gmail dot com>
 // LED
 // -----------------------------------------------------------------------------
 
+#if LED_SUPPORT
+
 typedef struct {
     unsigned char pin;
     bool reverse;
@@ -290,3 +292,5 @@ void ledLoop() {
     _led_update = false;
 
 }
+
+#endif LED_SUPPORT

code/espurna/relay.ino

@@ -194,7 +194,9 @@ void _relayProcess(bool mode) {
         #endif
 
         // Flag relay-based LEDs to update status
-        ledUpdate(true);
+        #if LED_SUPPORT
+            ledUpdate(true);
+        #endif
 
         _relays[id].report = false;
         _relays[id].group_report = false;