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Fixed an issue where a display with a hardware reset pin (LCD_RESET) may not get initialized properly.

pull/1/head
dot-bob 8 years ago
parent
commit
9c410ddf68
  1. 6
      Marlin/ultralcd_impl_DOGM.h

6
Marlin/ultralcd_impl_DOGM.h

@ -240,7 +240,7 @@ void lcd_printPGM(const char* str) {
for (; char c = pgm_read_byte(str); ++str) lcd_print(c); for (; char c = pgm_read_byte(str); ++str) lcd_print(c);
} }
// Initialize or re-initializw the LCD // Initialize or re-initialize the LCD
static void lcd_implementation_init() { static void lcd_implementation_init() {
#if PIN_EXISTS(LCD_BACKLIGHT) // Enable LCD backlight #if PIN_EXISTS(LCD_BACKLIGHT) // Enable LCD backlight
@ -248,7 +248,11 @@ static void lcd_implementation_init() {
#endif #endif
#if PIN_EXISTS(LCD_RESET) #if PIN_EXISTS(LCD_RESET)
OUT_WRITE(LCD_RESET_PIN, LOW); // perform a clean hardware reset
_delay_ms(5);
OUT_WRITE(LCD_RESET_PIN, HIGH); OUT_WRITE(LCD_RESET_PIN, HIGH);
_delay_ms(5); // delay to allow the display to initalize
u8g.begin(); // re-initialize the display
#endif #endif
#if DISABLED(MINIPANEL) // setContrast not working for Mini Panel #if DISABLED(MINIPANEL) // setContrast not working for Mini Panel

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