experiments with the builtin LED

Signed-off-by: dragonchaser <christian@boltares.de>

btcontrol.ino

@@ -31,9 +31,9 @@ void Vibrate();
 
 // LED configuration
 #define LED_TYPE    WS2812B
-#define LED_DATA_PIN 1
-#define LED_NUM_LEDS 7
-#define LED_COLOR_ORDER RGB
+#define LED_DATA_PIN 21
+#define LED_NUM_LEDS 1
+#define LED_COLOR_ORDER GRB // USE GRB for the onboard led and RGB for the chain
 
 #define LED_BRIGHTNESS          96
 #define LED_FRAMES_PER_SECOND   24
@@ -54,7 +54,7 @@ void Vibrate();
 // Number of devices that can be monitored (might cause a reset because of memory oversaturation!)
 // If you are using more then 16, you have to use CRGBPalette256 instead of CRGBPalette16
 // It probably makes sense to align this with LED_NUM_LEDS
-#define MAX_MONITOR_DEVICES 7
+#define MAX_MONITOR_DEVICES 3
 // Minimum transmit power the device needs to be recognice (this defines the min proximity needed for the device to be used)
 // TODO: add a table here that defines distance in meters for scenarios where the device is in plain sight
 #define MIN_RSSI_POWER -50
@@ -227,6 +227,9 @@ void setup() {
   // Assuming the best case 0.07A when no lights ae on and the worst case 0.15A when all 7 lights are on
   // and using a 20Ah powerbank, the device sholuld run between 5.5 days and 11.9 days
   // esp_light_sleep does not work, neither das disabling the brown-out-detector
+
+  // Using only the onboard LED it uses 0.05A with LED switched of and up to 0.07A with LED switched on
+  // assuming that we use a 20Ah powerbank again this should give us a runtime of up to 11.9 days
   esp_wifi_stop();
   esp_wifi_deinit();
   esp_wifi_set_mode(WIFI_MODE_NULL);