~ruther/qmk_firmware

ref: c274699085b2f922a5e8b14b21aa377249e62d29 qmk_firmware/keyboard/preonic/beeps.h -rw-r--r-- 288 bytes
c2746990 — Stephan Bösebeck minor tweaks at the keymap, new png for documentation 9 years ago
                                                                                
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#include <stdint.h>
#include <stdbool.h>
#include <avr/io.h>
#include <util/delay.h>

void note(int x, float length);
void beeps();
void true_note(float x, float y, float length);
void play_note(double freq, int vol);
void stop_note(double freq);
void stop_all_notes();
void init_notes();