You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
2.1 KiB
74 lines
2.1 KiB
7 years ago
|
/**
|
||
|
|
* Marlin 3D Printer Firmware
|
||
|
|
* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
|
||
|
|
*
|
||
|
|
* Based on Sprinter and grbl.
|
||
|
|
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
|
||
|
|
*
|
||
|
|
* This program is free software: you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License as published by
|
||
|
|
* the Free Software Foundation, either version 3 of the License, or
|
||
|
|
* (at your option) any later version.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* GNU General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License
|
||
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "../inc/MarlinConfig.h"
|
||
|
|
|
||
|
|
#if DISABLED(LCD_USE_I2C_BUZZER) && PIN_EXISTS(BEEPER)
|
||
|
|
|
||
|
|
#include "buzzer.h"
|
||
|
|
#include "../module/temperature.h"
|
||
|
|
|
||
|
|
Buzzer::state_t Buzzer::state;
|
||
|
|
CircularQueue<tone_t, TONE_QUEUE_LENGTH> Buzzer::buffer;
|
||
|
|
Buzzer buzzer;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Add a tone to the queue
|
||
|
|
* @details Adds a tone_t structure to the ring buffer, will block IO if the
|
||
|
|
* queue is full waiting for one slot to get available.
|
||
|
|
*
|
||
|
|
* @param duration Duration of the tone in milliseconds
|
||
|
|
* @param frequency Frequency of the tone in hertz
|
||
|
|
*/
|
||
|
|
void Buzzer::tone(const uint16_t duration, const uint16_t frequency/*=0*/) {
|
||
|
|
while (buffer.isFull()) {
|
||
|
|
tick();
|
||
|
|
thermalManager.manage_heater();
|
||
|
|
}
|
||
|
|
tone_t tone = { duration, frequency };
|
||
|
|
buffer.enqueue(tone);
|
||
|
|
}
|
||
|
|
|
||
|
|
void Buzzer::tick() {
|
||
|
|
const millis_t now = millis();
|
||
|
|
|
||
|
|
if (!state.endtime) {
|
||
|
|
if (buffer.isEmpty()) return;
|
||
|
|
|
||
|
|
state.tone = buffer.dequeue();
|
||
|
|
state.endtime = now + state.tone.duration;
|
||
|
|
|
||
|
|
if (state.tone.frequency > 0) {
|
||
|
|
#if ENABLED(SPEAKER)
|
||
|
|
CRITICAL_SECTION_START;
|
||
|
|
::tone(BEEPER_PIN, state.tone.frequency, state.tone.duration);
|
||
|
|
CRITICAL_SECTION_END;
|
||
|
|
#else
|
||
|
|
on();
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (ELAPSED(now, state.endtime)) reset();
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif // !LCD_USE_I2C_BUZZER && BEEPER
|