🚸 TFT backlight PWM / brightness (#22841)

2021-09-27 21:01:47 +02:00
parent 942b76082c
commit f73175d826
7 changed files with 40 additions and 3 deletions
--- a/Marlin/src/lcd/tft/ui_common.cpp
+++ b/Marlin/src/lcd/tft/ui_common.cpp
@@ -210,6 +210,15 @@ void MarlinUI::clear_lcd() {
  cursor.set(0, 0);
 }

+#if HAS_LCD_BRIGHTNESS
+  void MarlinUI::_set_brightness() {
+    #if PIN_EXISTS(TFT_BACKLIGHT)
+      if (PWM_PIN(TFT_BACKLIGHT_PIN))
+        analogWrite(pin_t(TFT_BACKLIGHT_PIN), brightness);
+    #endif
+  }
+#endif
+
 #if ENABLED(TOUCH_SCREEN_CALIBRATION)

  void MarlinUI::touch_calibration_screen() {