Sleep mode backlight control

App/app/app.c

@@ -1628,6 +1628,7 @@ void APP_TimeSlice500ms(void)
             gWakeUp = true;
             // TODO:
             // PWM_PLUS0_CH0_COMP = 0;
+            BACKLIGHT_SetBrightness(0);
             ST7565_ShutDown();
         }
         else if(gSleepModeCountdown_500ms != 0 && gSleepModeCountdown_500ms < 21 && gSetting_set_off != 0)
@@ -1635,10 +1636,12 @@ void APP_TimeSlice500ms(void)
             if(gSleepModeCountdown_500ms % 4 == 0)
             {
                 // PWM_PLUS0_CH0_COMP = value[gEeprom.BACKLIGHT_MAX] * 4; // Max brightness
+                BACKLIGHT_SetBrightness(gEeprom.BACKLIGHT_MAX);
             }
             else
             {
                 // PWM_PLUS0_CH0_COMP = 0;
+                BACKLIGHT_SetBrightness(0);
             }
         }
     }