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🐛 Fix TFT backlight [STM32] (#23062)

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This commit is contained in:
Tanguy Pruvot
2021-11-04 18:04:04 +01:00
committed by Scott Lahteine
parent 89ec1c71f0
commit fd136d5501
6 changed files with 22 additions and 8 deletions
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4
Marlin/src/lcd/dogm/marlinui_DOGM.cpp
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@@ -339,12 +339,14 @@ void MarlinUI::draw_kill_screen() {
void MarlinUI::clear_lcd() { } // Automatically cleared by Picture Loop
#if HAS_LCD_BRIGHTNESS
void MarlinUI::_set_brightness() {
#if PIN_EXISTS(TFT_BACKLIGHT)
if (PWM_PIN(TFT_BACKLIGHT_PIN))
set_pwm_duty(pin_t(TFT_BACKLIGHT_PIN), brightness);
analogWrite(pin_t(TFT_BACKLIGHT_PIN), backlight ? brightness : 0);
#endif
}
#endif
#if HAS_LCD_MENU

4
Marlin/src/lcd/tft/ui_common.cpp
View File

@@ -210,12 +210,14 @@ void MarlinUI::clear_lcd() {
}
#if HAS_LCD_BRIGHTNESS
void MarlinUI::_set_brightness() {
#if PIN_EXISTS(TFT_BACKLIGHT)
if (PWM_PIN(TFT_BACKLIGHT_PIN))
set_pwm_duty(pin_t(TFT_BACKLIGHT_PIN), brightness);
analogWrite(pin_t(TFT_BACKLIGHT_PIN), backlight ? brightness : 0);
#endif
}
#endif
#if ENABLED(TOUCH_SCREEN_CALIBRATION)

3
Marlin/src/lcd/tft_io/tft_io.cpp
View File

@@ -152,8 +152,7 @@ if (lcd_id != 0xFFFFFFFF) return;
#endif
#if PIN_EXISTS(TFT_BACKLIGHT) && ENABLED(DELAYED_BACKLIGHT_INIT)
WRITE(TFT_BACKLIGHT_PIN, HIGH);
TERN_(HAS_LCD_BRIGHTNESS, ui._set_brightness());
TERN(HAS_LCD_BRIGHTNESS, ui._set_brightness(), WRITE(TFT_BACKLIGHT_PIN, HIGH));
#endif
}