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- /*
- Copyright 2017 Priyadi Iman Nurcahyo
-
- 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 2 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/>.
- */
-
- #ifdef AUDIO_ENABLE
- #error "AUDIO_ENABLE and FAUXCLICKY_ENABLE cannot be both enabled"
- #endif
-
- #include "musical_notes.h"
- #include "stdbool.h"
-
- __attribute__ ((weak))
- float fauxclicky_pressed_note[2] = MUSICAL_NOTE(_D4, 0.25);
- __attribute__ ((weak))
- float fauxclicky_released_note[2] = MUSICAL_NOTE(_C4, 0.125);
- __attribute__ ((weak))
- float fauxclicky_beep_note[2] = MUSICAL_NOTE(_C4, 0.25);
-
- bool fauxclicky_enabled;
-
- //
- // tempo in BPM
- //
-
- #ifndef FAUXCLICKY_TEMPO
- #define FAUXCLICKY_TEMPO TEMPO_DEFAULT
- #endif
-
- // beep on press
- #define FAUXCLICKY_ACTION_PRESS fauxclicky_play(fauxclicky_pressed_note)
-
- // beep on release
- #define FAUXCLICKY_ACTION_RELEASE fauxclicky_play(fauxclicky_released_note)
-
- // general purpose beep
- #define FAUXCLICKY_BEEP fauxclicky_play(fauxclicky_beep_note)
-
- // enable
- #define FAUXCLICKY_ON fauxclicky_enabled = true
-
- // disable
- #define FAUXCLICKY_OFF do { \
- fauxclicky_enabled = false; \
- fauxclicky_stop(); \
- } while (0)
-
- // toggle
- #define FAUXCLICKY_TOGGLE do { \
- if (fauxclicky_enabled) { \
- FAUXCLICKY_OFF; \
- } else { \
- FAUXCLICKY_ON; \
- } \
- } while (0)
-
- //
- // pin configuration
- //
-
- #ifndef FAUXCLICKY_CPU_PRESCALER
- #define FAUXCLICKY_CPU_PRESCALER 8
- #endif
-
- #ifndef FAUXCLICKY_ENABLE_OUTPUT
- #define FAUXCLICKY_ENABLE_OUTPUT TCCR3A |= _BV(COM3A1)
- #endif
-
- #ifndef FAUXCLICKY_DISABLE_OUTPUT
- #define FAUXCLICKY_DISABLE_OUTPUT TCCR3A &= ~(_BV(COM3A1) | _BV(COM3A0))
- #endif
-
- #ifndef FAUXCLICKY_TIMER_PERIOD
- #define FAUXCLICKY_TIMER_PERIOD ICR3
- #endif
-
- #ifndef FAUXCLICKY_DUTY_CYCLE
- #define FAUXCLICKY_DUTY_CYCLE OCR3A
- #endif
-
- //
- // definitions
- //
-
- void fauxclicky_init(void);
- void fauxclicky_stop(void);
- void fauxclicky_play(float note[2]);
- void fauxclicky_check(void);
-
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