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Merge pull request #4265 from thinkyhead/rc_buzzer_patchup

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Two strategies to address a stuck buzzer
This commit is contained in:
Scott Lahteine 2016-07-10 19:46:15 -07:00 • committed by GitHub
commit 6121c9018a
2 changed files with 10 additions and 8 deletions
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Marlin/ultralcd.cpp
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@ -2334,12 +2334,14 @@ void kill_screen(const char* lcd_msg) {
lcdDrawUpdate = LCDVIEW_CLEAR_CALL_REDRAW;
next_button_update_ms = millis() + 500;
// Buzz and wait. The delay is needed for buttons to settle!
#if ENABLED(LCD_USE_I2C_BUZZER)
lcd.buzz(LCD_FEEDBACK_FREQUENCY_DURATION_MS, LCD_FEEDBACK_FREQUENCY_HZ);
delay(10);
#elif PIN_EXISTS(BEEPER)
buzzer.tone(LCD_FEEDBACK_FREQUENCY_DURATION_MS, LCD_FEEDBACK_FREQUENCY_HZ);
for (int8_t i = 5; i--;) { buzzer.tick(); delay(2); }
#endif
delay(10); // needed for buttons to settle
}
/**