From 29de37d5c0ea9fc6b5539ce4493c7b10a2a7f33f Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Mon, 11 Jan 2016 16:53:33 -0500 Subject: [PATCH] pwm audio --- .../ergodox_ez/keymaps/keymap_generated.c | 78 ++++++ keyboard/ergodox_ez/keymaps/keymap_jack.c | 69 +---- keyboard/planck/Makefile | 4 +- keyboard/planck/keymaps/keymap_eric.c | 42 +++ keyboard/planck/keymaps/keymap_lock.c | 10 +- keyboard/planck/planck.c | 29 ++ keyboard/planck/planck.h | 5 +- quantum/beeps.c | 245 ++++++++++------ quantum/beeps.h | 2 +- quantum/keymap_midi.c | 21 +- quantum/keymap_midi.h | 2 + quantum/wave.h | 265 ++++++++++++++++++ tmk_core/common/avr/timer.c | 18 +- 13 files changed, 600 insertions(+), 190 deletions(-) create mode 100644 keyboard/ergodox_ez/keymaps/keymap_generated.c create mode 100644 keyboard/planck/keymaps/keymap_eric.c create mode 100644 quantum/wave.h diff --git a/keyboard/ergodox_ez/keymaps/keymap_generated.c b/keyboard/ergodox_ez/keymaps/keymap_generated.c new file mode 100644 index 000000000..54fd3059f --- /dev/null +++ b/keyboard/ergodox_ez/keymaps/keymap_generated.c @@ -0,0 +1,78 @@ +#include "ergodox_ez.h" +#include "debug.h" +#include "action_layer.h" + +const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { + +// If it accepts an argument (i.e, is a function), it doesn't need KC_. +// Otherwise, it needs KC_* + +#define SYMB 0 + +[0] = KEYMAP( \ +\ +KC_KP_EQUAL, KC_1, KC_2, KC_3, KC_4, KC_5, KC_LEFT, KC_DELETE, KC_Q, KC_W, KC_E, KC_R, KC_T, TG(1), KC_BSPACE, KC_A, KC_S, KC_D, KC_F, KC_G, KC_LSHIFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TAB, KC_LEFT, KC_RIGHT, KC_TRANSPARENT, KC_LGUI, KC_HOME, KC_SPACE, KC_BSPACE, KC_END, KC_RIGHT, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINUS, TG(1), KC_Y, KC_U, KC_I, KC_O, KC_P, KC_BSLASH, KC_H, KC_J, KC_K, KC_L, KC_SCOLON, KC_QUOTE, KC_TRANSPARENT, KC_N, KC_M, KC_COMMA, KC_DOT, KC_LCTRL, KC_LSHIFT, KC_UP, KC_DOWN, KC_LBRACKET, KC_RBRACKET, KC_TRANSPARENT, KC_LALT, KC_ESCAPE, KC_PGUP, KC_PGDOWN, KC_TAB, KC_ENTER \ +\ +), + +[1] = KEYMAP( \ +\ +KC_TRANSPARENT, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_TRANSPARENT, KC_UP, KC_KP_7, KC_KP_8, KC_KP_9, KC_KP_ASTERISK, KC_F12, KC_DOWN, KC_KP_4, KC_KP_5, KC_KP_6, KC_KP_PLUS, KC_TRANSPARENT, KC_TRANSPARENT, , KC_KP_1, KC_KP_2, KC_KP_3, KC_KP_SLASH, KC_TRANSPARENT, KC_TRANSPARENT, KC_KP_DOT, KC_KP_0, KC_KP_EQUAL, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT \ +\ +), + +[2] = KEYMAP( \ +\ +KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_MS_UP, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_MS_LEFT, KC_MS_DOWN, KC_MS_RIGHT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_MS_BTN3, KC_MS_BTN2, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_MEDIA_PLAY_PAUSE, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_MEDIA_PREV_TRACK, KC_MEDIA_NEXT_TRACK, KC_TRANSPARENT, KC_TRANSPARENT, KC_AUDIO_VOL_UP, KC_AUDIO_VOL_DOWN, KC_AUDIO_MUTE, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT, KC_TRANSPARENT \ +\ +), + +}; + +const uint16_t PROGMEM fn_actions[] = { + [1] = ACTION_LAYER_TAP_TOGGLE(SYMB) // FN1 - Momentary Layer 1 (Symbols) +}; + +const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) +{ + // MACRODOWN only works in this function + switch(id) { + case 0: + if (record->event.pressed) { + register_code(KC_RSFT); + } else { + unregister_code(KC_RSFT); + } + break; + } + return MACRO_NONE; +}; + +// Runs just one time when the keyboard initializes. +void * matrix_init_user(void) { + +}; + +// Runs constantly in the background, in a loop. +void * matrix_scan_user(void) { + + uint8_t layer = biton32(layer_state); + + ergodox_board_led_off(); + ergodox_right_led_1_off(); + ergodox_right_led_2_off(); + ergodox_right_led_3_off(); + switch (layer) { + // TODO: Make this relevant to the ErgoDox EZ. + case 1: + ergodox_right_led_1_on(); + break; + case 2: + ergodox_right_led_2_on(); + break; + default: + // none + break; + } + +}; diff --git a/keyboard/ergodox_ez/keymaps/keymap_jack.c b/keyboard/ergodox_ez/keymaps/keymap_jack.c index 2677a3d8f..f8f73a1af 100644 --- a/keyboard/ergodox_ez/keymaps/keymap_jack.c +++ b/keyboard/ergodox_ez/keymaps/keymap_jack.c @@ -8,29 +8,6 @@ #define MDIA 2 // media keys const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { -/* Keymap 0: Basic layer - * - * ,--------------------------------------------------. ,--------------------------------------------------. - * | = | 1 | 2 | 3 | 4 | 5 | LEFT | | RIGHT| 6 | 7 | 8 | 9 | 0 | - | - * |--------+------+------+------+------+-------------| |------+------+------+------+------+------+--------| - * | Del | Q | W | E | R | T | L1 | | L1 | Y | U | I | O | P | \ | - * |--------+------+------+------+------+------| | | |------+------+------+------+------+--------| - * | BkSp | A | S | D | F | G |------| |------| H | J | K | L |; / L2| ' | - * |--------+------+------+------+------+------| Hyper| | Meh |------+------+------+------+------+--------| - * | LShift |Z/Ctrl| X | C | V | B | | | | N | M | , | . |//Ctrl| RShift | - * `--------+------+------+------+------+-------------' `-------------+------+------+------+------+--------' - * |Grv/L1| '" |AltShf| Left | Right| | Up | Down | [ | ] | ~L1 | - * `----------------------------------' `----------------------------------' - * ,-------------. ,-------------. - * | App | LGui | | Alt |Ctrl/Esc| - * ,------|------|------| |------+--------+------. - * | | | Home | | PgUp | | | - * | Space|Backsp|------| |------| Tab |Enter | - * | |ace | End | | PgDn | | | - * `--------------------' `----------------------' - */ -// If it accepts an argument (i.e, is a function), it doesn't need KC_. -// Otherwise, it needs KC_* [BASE] = KEYMAP( // layer 0 : default // left hand KC_NO, KC_1, KC_2, KC_3, KC_4, KC_5, KC_NO, @@ -51,28 +28,6 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { KC_PGUP, KC_PGDN, KC_SPC,KC_SPC ), -/* Keymap 1: Symbol Layer - * - * ,--------------------------------------------------. ,--------------------------------------------------. - * | | F1 | F2 | F3 | F4 | F5 | | | | F6 | F7 | F8 | F9 | F10 | F11 | - * |--------+------+------+------+------+-------------| |------+------+------+------+------+------+--------| - * | | ! | @ | { | } | | | | | | Up | 7 | 8 | 9 | * | F12 | - * |--------+------+------+------+------+------| | | |------+------+------+------+------+--------| - * | | # | $ | ( | ) | ` |------| |------| Down | 4 | 5 | 6 | + | | - * |--------+------+------+------+------+------| | | |------+------+------+------+------+--------| - * | | % | ^ | [ | ] | ~ | | | | & | 1 | 2 | 3 | \ | | - * `--------+------+------+------+------+-------------' `-------------+------+------+------+------+--------' - * | | | | | | | | . | 0 | = | | - * `----------------------------------' `----------------------------------' - * ,-------------. ,-------------. - * | | | | | | - * ,------|------|------| |------+------+------. - * | | | | | | | | - * | | |------| |------| | | - * | | | | | | | | - * `--------------------' `--------------------' - */ -// SYMBOLS [SYMB] = KEYMAP( // left hand KC_TRNS,KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_TRNS, @@ -93,29 +48,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS ), -/* Keymap 2: Media and mouse keys - * - * ,--------------------------------------------------. ,--------------------------------------------------. - * | | | | | | | | | | | | | | | | - * |--------+------+------+------+------+-------------| |------+------+------+------+------+------+--------| - * | | | | MsUp | | | | | | | | | | | | - * |--------+------+------+------+------+------| | | |------+------+------+------+------+--------| - * | | |MsLeft|MsDown|MsRght| |------| |------| | | | | | Play | - * |--------+------+------+------+------+------| | | |------+------+------+------+------+--------| - * | | | | | | | | | | | | Prev | Next | | | - * `--------+------+------+------+------+-------------' `-------------+------+------+------+------+--------' - * | | | | Lclk | Rclk | |VolUp |VolDn | Mute | | | - * `----------------------------------' `----------------------------------' - * ,-------------. ,-------------. - * | | | | | | - * ,------|------|------| |------+------+------. - * | | | | | | |Brwser| - * | | |------| |------| |Back | - * | | | | | | | | - * `--------------------' `--------------------' - */ -// MEDIA AND MOUSE -KEYMAP( +[MDIA] = KEYMAP( KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TILD, KC_EXLM, KC_AT, KC_HASH, KC_DLR, KC_PERC, KC_TRNS, KC_TRNS, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, diff --git a/keyboard/planck/Makefile b/keyboard/planck/Makefile index 485c5f77f..fdf8c1640 100644 --- a/keyboard/planck/Makefile +++ b/keyboard/planck/Makefile @@ -122,8 +122,8 @@ COMMAND_ENABLE = yes # Commands for debug and configuration # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE # SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend # NKRO_ENABLE = yes # USB Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work -BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality -# MIDI_ENABLE = YES # MIDI controls +# BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality +MIDI_ENABLE = YES # MIDI controls # UNICODE_ENABLE = YES # Unicode # BLUETOOTH_ENABLE = yes # Enable Bluetooth with the Adafruit EZ-Key HID diff --git a/keyboard/planck/keymaps/keymap_eric.c b/keyboard/planck/keymaps/keymap_eric.c new file mode 100644 index 000000000..ffeec5f80 --- /dev/null +++ b/keyboard/planck/keymaps/keymap_eric.c @@ -0,0 +1,42 @@ +#include "planck.h" + +const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { + [0] = { + {KC_BSLS, S(KC_SLSH), KC_COMM, KC_DOT, KC_P, KC_Y, KC_F, KC_G, KC_C, KC_R, KC_L, KC_SLSH}, + {TG(1), KC_A, KC_O, KC_E, KC_U, KC_I, KC_D, KC_H, KC_T, KC_N, KC_S, KC_MINS}, + {KC_LGUI, KC_QUOT, KC_Q, KC_J, KC_K, KC_X, KC_B, KC_M, KC_W, KC_V, KC_Z, KC_RGUI}, + {KC_LCBR, KC_LCTL, KC_LALT, LT(1, TG(2)), KC_SPC, KC_TAB, KC_ENT, KC_BSPC, LT(1, TG(3)), KC_RALT, KC_RCTL, KC_RCBR} + }, + + [1] = { + {KC_PIPE, KC_COLN, KC_LBRC, KC_RBRC, S(KC_P), S(KC_Y), S(KC_F), S(KC_G), S(KC_C), S(KC_R), S(KC_L), KC_AMPR}, + {KC_TRNS, S(KC_A), S(KC_O), S(KC_E), S(KC_U), S(KC_I), S(KC_D), S(KC_H), S(KC_T), S(KC_N), S(KC_S), KC_GRV}, + {KC_TRNS, KC_SCLN, S(KC_Q), S(KC_J), S(KC_K), S(KC_X), S(KC_B), S(KC_M), S(KC_W), S(KC_V), S(KC_Z), KC_TRNS}, + {S(KC_COMM), KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, S(KC_DOT)} + }, + + [2] = { + {KC_ESC, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_NO}, + {KC_NO, KC_F11, KC_F12, KC_F13, KC_F14, KC_F15, KC_F16, KC_F17, KC_F18, KC_F19, KC_F20, KC_NO}, + {KC_TRNS, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_TRNS}, + {KC_NO, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_NO} + }, + + [3] = { + {KC_EXLM, KC_7, KC_5, KC_3, KC_1, KC_9, KC_0, KC_2, KC_4, KC_6, KC_8, KC_EQL}, + {TG(4), KC_NO, KC_PGUP, KC_HOME, KC_INSERT, KC_NO, KC_NO, BL_DEC, KC_UP, BL_INC, KC_NO, KC_NO}, + {KC_TRNS, KC_NO, KC_PGDN, KC_END, KC_DELETE, KC_NO, KC_NO, KC_LEFT, KC_DOWN, KC_RGHT, KC_NO, KC_TRNS}, + {KC_NO, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_NO} + }, + + [4] = { + {KC_TILD, KC_HASH, KC_LPRN, KC_RPRN, S(KC_QUOT), KC_PERC, KC_UNDS, KC_CIRC, KC_DLR, KC_AT, KC_ASTR, KC_PLUS}, + {KC_TRNS, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO}, + {KC_TRNS, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_TRNS}, + {KC_NO, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_NO} + } +}; + +const uint16_t PROGMEM fn_actions[] = { + +}; \ No newline at end of file diff --git a/keyboard/planck/keymaps/keymap_lock.c b/keyboard/planck/keymaps/keymap_lock.c index cc9be55f6..c2bf0b7d8 100644 --- a/keyboard/planck/keymaps/keymap_lock.c +++ b/keyboard/planck/keymaps/keymap_lock.c @@ -1,5 +1,5 @@ #include "keymap_common.h" -#include "backlight.h" +// #include "backlight.h" #include "action_layer.h" #include "keymap_midi.h" #include @@ -71,7 +71,7 @@ const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) if (record->event.pressed) { // play_note(440, 20); // register_code(KC_RSFT); - backlight_set(BACKLIGHT_LEVELS); + // backlight_set(BACKLIGHT_LEVELS); default_layer_and(0); default_layer_or((1<<5)); @@ -106,9 +106,9 @@ const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) // note(0+12, 20); // note(0+24, 20); } else { - // unregister_code(KC_RSFT); - // stop_note(); - backlight_set(0); + unregister_code(KC_RSFT); + // stop_all_notes(); + // backlight_set(0); default_layer_and(0); default_layer_or(0); // note(0+24, 20); diff --git a/keyboard/planck/planck.c b/keyboard/planck/planck.c index b62862af0..a986bd881 100644 --- a/keyboard/planck/planck.c +++ b/keyboard/planck/planck.c @@ -19,6 +19,35 @@ void * matrix_init_kb(void) { DDRE |= (1<<6); PORTE |= (1<<6); + init_notes(); + + // play_note(((double)261.6*32)*pow(2.0,(36)/12.0), 0xF); + // _delay_ms(50); + + // play_note(((double)261.6*32)*pow(2.0,(48)/12.0), 0xF); + // _delay_ms(25); + // stop_note(((double)261.6*32)*pow(2.0,(48)/12.0)); + + // play_note(((double)261.6*32)*pow(2.0,(48)/12.0), 0xF); + // _delay_ms(25); + // stop_note(((double)261.6*32)*pow(2.0,(48)/12.0)); + + + // stop_note(((double)261.6*32)*pow(2.0,(36)/12.0)); + + + // play_note(((double)261.6*32)*pow(2.0,(62)/12.0), 0xF); + // _delay_ms(50); + // stop_note(((double)261.6*32)*pow(2.0,(62)/12.0)); + + + // play_note(((double)261.6*32)*pow(2.0,(64)/12.0), 0xF); + // _delay_ms(50); + // stop_note(((double)261.6*32)*pow(2.0,(64)/12.0)); + + + + if (matrix_init_user) { (*matrix_init_user)(); } diff --git a/keyboard/planck/planck.h b/keyboard/planck/planck.h index 4e59aef56..32c08f3b0 100644 --- a/keyboard/planck/planck.h +++ b/keyboard/planck/planck.h @@ -3,8 +3,11 @@ #include "matrix.h" #include "keymap_common.h" -#include "backlight.h" +// #include "backlight.h" #include +#ifdef MIDI_ENABLE + #include +#endif #define PLANCK_MIT( \ k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0a, k0b, \ diff --git a/quantum/beeps.c b/quantum/beeps.c index 8d1f81f21..edcc84aca 100644 --- a/quantum/beeps.c +++ b/quantum/beeps.c @@ -1,11 +1,20 @@ -#include "beeps.h" +#include +#include #include #include #include #include +#include "beeps.h" +#include "keymap_common.h" +#include "wave.h" + #define PI 3.14159265 +#define SAMPLE_DIVIDER 70 +#define SAMPLE_RATE (2000000.0/SAMPLE_DIVIDER/256) +// Resistor value of 1/ (2 * PI * 10nF * (2000000 hertz / SAMPLE_DIVIDER / 10)) for 10nF cap + void delay_us(int count) { while(count--) { _delay_us(1); @@ -15,7 +24,7 @@ void delay_us(int count) { int voices = 0; double frequency = 0; int volume = 0; -int position = 0; +long position = 0; double frequencies[8] = {0, 0, 0, 0, 0, 0, 0, 0}; int volumes[8] = {0, 0, 0, 0, 0, 0, 0, 0}; @@ -23,6 +32,19 @@ bool sliding = false; #define RANGE 1000 volatile int i=0; //elements of the wave +// uint8_t sine[128]; +// uint8_t tri[128]; +// uint8_t squ[128]; +// uint8_t* sine_start; +// uint8_t* sine_end; +// uint8_t* tri_start; +// uint8_t* tri_end; + +// uint8_t* s_start; +// uint8_t* s_end; +// uint8_t* s_ptr; + + void beeps() { play_notes(); @@ -36,8 +58,7 @@ void send_freq(double freq, int vol) { void stop_all_notes() { voices = 0; - TCCR3A = 0; - TCCR3B = 0; + TIMSK0 &= ~_BV(OCIE0A); frequency = 0; volume = 0; @@ -48,6 +69,7 @@ void stop_all_notes() { } void stop_note(double freq) { + freq = freq / SAMPLE_RATE; for (int i = 7; i >= 0; i--) { if (frequencies[i] == freq) { frequencies[i] = 0; @@ -64,151 +86,176 @@ void stop_note(double freq) { if (voices < 0) voices = 0; if (voices == 0) { - TCCR3A = 0; - TCCR3B = 0; + TIMSK0 &= ~_BV(OCIE0A); frequency = 0; volume = 0; } else { double freq = frequencies[voices - 1]; int vol = volumes[voices - 1]; + double starting_f = frequency; if (frequency < freq) { sliding = true; - for (double f = frequency; f <= freq; f += ((freq - frequency) / 500.0)) { - send_freq(f, vol); + for (double f = starting_f; f <= freq; f += ((freq - starting_f) / 500.0)) { + frequency = f; } sliding = false; } else if (frequency > freq) { sliding = true; - for (double f = frequency; f >= freq; f -= ((frequency - freq) / 500.0)) { - send_freq(f, vol); + for (double f = starting_f; f >= freq; f -= ((starting_f - freq) / 500.0)) { + frequency = f; } sliding = false; } - send_freq(freq, vol); + // send_freq(freq, vol); frequency = freq; volume = vol; } } void init_notes() { - // TCCR1A = (1 << COM1A1) | (0 << COM1A0) | (1 << WGM11) | (1 << WGM10); - // TCCR1B = (1 << COM1B1) | (0 << COM1A0) | (1 << WGM13) | (1 << WGM12) | (0 << CS12) | (0 << CS11) | (1 << CS10); - // DDRC |= (1<<6); + // for(int i = 0; i < 128; i++) { + // sine[i] = sin(i * PI / 64) * 128 + 128; + // tri[i] = 256 - abs((i - 64) * 4); + // } + // sine_start = &sine; + // sine_end = &sine + 128; + // tri_start = &tri; + // tri_end = &tri + 128; - // TCCR3A = (1 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30); - // TCCR3B = (1 << WGM33) | (1 << WGM32) | (0 << CS32) | (0 << CS31) | (1 << CS30); - - // ICR3 = 0xFFFF; - // OCR3A = (int)((float)wave[i]*ICR3/RANGE); //go to next array element + // new - // cli(); + PLLFRQ = _BV(PDIV2); + PLLCSR = _BV(PLLE); + while(!(PLLCSR & _BV(PLOCK))); + PLLFRQ |= _BV(PLLTM0); /* PCK 48MHz */ + + /* Init a fast PWM on Timer4 */ + TCCR4A = _BV(COM4A0) | _BV(PWM4A); /* Clear OC4A on Compare Match */ + TCCR4B = _BV(CS40); /* No prescaling => f = PCK/256 = 187500Hz */ + OCR4A = 0; - // /* Enable interrupt on timer2 == 127, with clk/8 prescaler. At 16MHz, - // this gives a timer interrupt at 15625Hz. */ - // TIMSK3 = (1 << OCIE3A); - - // /* clear/reset timer on match */ - // // TCCR3A = 1<> 8) & 0x00FF) -// #define lowByte(c) (c & 0x00FF) +int max = 0xFF; +float sum = 0; +int value = 128; +float place = 0; -ISR(TIMER3_COMPA_vect) { - - if (ICR3 > 0 && !sliding) { - switch (position) { - case 0: { - int duty = (((double)F_CPU) / (frequency)); - ICR3 = duty; // Set max to the period - OCR3A = duty >> 1; // Set compare to half the period - break; - } - case 1: { - int duty = (((double)F_CPU) / (frequency*2)); - ICR3 = duty; // Set max to the period - OCR3A = duty >> 1; // Set compare to half the period - break; - } - case 2: { - int duty = (((double)F_CPU) / (frequency*3)); - ICR3 = duty; // Set max to the period - OCR3A = duty >> 1; // Set compare to half the period - break; - } - } - position = (position + 1) % 3; - } -// /* OCR2A has been cleared, per TCCR2A above */ -// // OCR3A = 127; - -// // pos1 += incr1; -// // pos2 += incr2; -// // pos3 += incr3; - -// // sample = sinewave[highByte(pos1)] + sinewave[highByte(pos2)] + sinewave[highByte(pos3)]; - -// // OCR3A = sample; +ISR(TIMER0_COMPA_vect) { -// OCR3A=pgm_read_byte(&sinewave[pos1]); -// pos1++; -// // PORTC &= ~(1<<6); -// /* buffered, 1x gain, active mode */ -// // SPDR = highByte(sample) | 0x70; -// // while (!(SPSR & (1<= sine_end) { + // sine_start = &sine[(sine_start - sine_end) % 128]; + // } -// // SPDR = lowByte(sample); -// // while (!(SPSR & (1<= sine_end) { + // sine_start = &sine[(sine_start - sine_end) % 128]; + // } + + // OCR4A = pgm_read_byte(s_ptr); + // s_ptr = s_start + (uint8_t)place; + // OCR4A = pgm_read_byte(s_ptr); + + + // SINE + OCR4A = pgm_read_byte(&sinewave[(uint16_t)place]); + + // SQUARE + // if (((int)place) >= 1024){ + // OCR4A = 0xFF; + // } else { + // OCR4A = 0x00; + // } + + // SAWTOOTH + // OCR4A = (int)place / 4; + + // TRIANGLE + // if (((int)place) >= 1024) { + // OCR4A = (int)place / 2; + // } else { + // OCR4A = 2048 - (int)place / 2; + // } + + place += frequency; + if (place >= SINE_LENGTH) + place -= SINE_LENGTH; + +} + + +ISR(TIMER0_COMPB_vect) +{ + + /* Disable the interrupt */ + TIMSK0 &= ~_BV(OCIE0B); + } void play_note(double freq, int vol) { + freq = freq / SAMPLE_RATE; if (freq > 0) { - DDRC |= (1<<6); - TCCR3A = (1 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30); - TCCR3B = (1 << WGM33) | (1 << WGM32) | (0 << CS32) | (1 << CS31) | (0 << CS30); + // TCCR3A = (1 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (1 << WGM30); + // TCCR3B = (0 << WGM33) | (1 << WGM32) | (0 << CS32) | (0 << CS31) | (1 << CS30); + // TIMSK3 = 0x0; if (frequency != 0) { + double starting_f = frequency; if (frequency < freq) { - for (double f = frequency; f <= freq; f += ((freq - frequency) / 500.0)) { - send_freq(f, vol); + for (double f = starting_f; f <= freq; f += ((freq - starting_f) / 500.0)) { + frequency = f; } } else if (frequency > freq) { - for (double f = frequency; f >= freq; f -= ((frequency - freq) / 500.0)) { - send_freq(f, vol); + for (double f = starting_f; f >= freq; f -= ((starting_f - freq) / 500.0)) { + frequency = f; } } } - send_freq(freq, vol); + // send_freq(freq, vol); frequency = freq; volume = vol; frequencies[voices] = frequency; volumes[voices] = volume; voices++; + // position = 0; + // TCNT0 = 0; } // ICR3 = 0xFFFF; // for (int i = 0; i < 10000; i++) { @@ -218,6 +265,18 @@ void play_note(double freq, int vol) { // TCCR3A = 0; // TCCR3B = 0; + + + TIMSK0 &= ~_BV(OCIE0A) | ~_BV(OCIE0B); + + TCCR0A = _BV(WGM01); + TCCR0B = _BV(CS01); + OCR0A = SAMPLE_DIVIDER - 1; + OCR0B = 1; + + TIMSK0 |= _BV(OCIE0A); + // sei(); + } // void note(int x, float length) { diff --git a/quantum/beeps.h b/quantum/beeps.h index 378983c60..a7fcf6c23 100644 --- a/quantum/beeps.h +++ b/quantum/beeps.h @@ -9,4 +9,4 @@ 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(); \ No newline at end of file +void init_notes(); diff --git a/quantum/keymap_midi.c b/quantum/keymap_midi.c index b7eba3ab7..3a1408e22 100644 --- a/quantum/keymap_midi.c +++ b/quantum/keymap_midi.c @@ -17,7 +17,6 @@ along with this program. If not, see . #include "keymap_common.h" #include "keymap_midi.h" -#include uint8_t starting_note = 0x0C; int offset = 7; @@ -35,7 +34,7 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) if (record->event.key.col == (MATRIX_COLS - 1) && record->event.key.row == (MATRIX_ROWS - 1)) { if (record->event.pressed) { starting_note++; - play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + play_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); midi_send_cc(&midi_device, 0, 0x7B, 0); midi_send_cc(&midi_device, 1, 0x7B, 0); midi_send_cc(&midi_device, 2, 0x7B, 0); @@ -43,7 +42,7 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) midi_send_cc(&midi_device, 4, 0x7B, 0); return; } else { - stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1))); + stop_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1))); stop_all_notes(); return; } @@ -51,7 +50,7 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) if (record->event.key.col == (MATRIX_COLS - 2) && record->event.key.row == (MATRIX_ROWS - 1)) { if (record->event.pressed) { starting_note--; - play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + play_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); midi_send_cc(&midi_device, 0, 0x7B, 0); midi_send_cc(&midi_device, 1, 0x7B, 0); midi_send_cc(&midi_device, 2, 0x7B, 0); @@ -59,7 +58,7 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) midi_send_cc(&midi_device, 4, 0x7B, 0); return; } else { - stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1))); + stop_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[0 + offset])/12.0+(MATRIX_ROWS - 1))); stop_all_notes(); return; } @@ -74,9 +73,9 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) midi_send_cc(&midi_device, 4, 0x7B, 0); stop_all_notes(); for (int i = 0; i <= 7; i++) { - play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + play_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); _delay_us(80000); - stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1))); + stop_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1))); _delay_us(8000); } return; @@ -90,9 +89,9 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) midi_send_cc(&midi_device, 4, 0x7B, 0); stop_all_notes(); for (int i = 0; i <= 7; i++) { - play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); + play_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1)), 0xC); _delay_us(80000); - stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1))); + stop_note(((double)261.626)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[i + offset])/12.0+(MATRIX_ROWS - 1))); _delay_us(8000); } return; @@ -101,10 +100,10 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) if (record->event.pressed) { // midi_send_noteon(&midi_device, record->event.key.row, starting_note + SCALE[record->event.key.col], 127); midi_send_noteon(&midi_device, 0, (starting_note + SCALE[record->event.key.col + offset])+12*(MATRIX_ROWS - record->event.key.row), 127); - play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[record->event.key.col + offset])/12.0+(MATRIX_ROWS - record->event.key.row)), 0xF); + play_note(((double)261.626)*pow(2.0, 0.0)*pow(2.0,(starting_note + SCALE[record->event.key.col + offset])/12.0+(MATRIX_ROWS - record->event.key.row)), 0xF); } else { // midi_send_noteoff(&midi_device, record->event.key.row, starting_note + SCALE[record->event.key.col], 127); midi_send_noteoff(&midi_device, 0, (starting_note + SCALE[record->event.key.col + offset])+12*(MATRIX_ROWS - record->event.key.row), 127); - stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(starting_note + SCALE[record->event.key.col + offset])/12.0+(MATRIX_ROWS - record->event.key.row))); + stop_note(((double)261.626)*pow(2.0, 0.0)*pow(2.0,(starting_note + SCALE[record->event.key.col + offset])/12.0+(MATRIX_ROWS - record->event.key.row))); } } \ No newline at end of file diff --git a/quantum/keymap_midi.h b/quantum/keymap_midi.h index c5917f884..a89420ce2 100644 --- a/quantum/keymap_midi.h +++ b/quantum/keymap_midi.h @@ -18,6 +18,8 @@ along with this program. If not, see . #ifndef KEYMAP_MIDI_H #define KEYMAP_MIDI_H +#include + #define MIDI 0x6000 #define MIDI12 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000 diff --git a/quantum/wave.h b/quantum/wave.h new file mode 100644 index 000000000..6ebc34851 --- /dev/null +++ b/quantum/wave.h @@ -0,0 +1,265 @@ +#include +#include +#include + +#define SINE_LENGTH 2048 + +const uint8_t sinewave[] PROGMEM= //2048 values +{ +0x80,0x80,0x80,0x81,0x81,0x81,0x82,0x82, +0x83,0x83,0x83,0x84,0x84,0x85,0x85,0x85, +0x86,0x86,0x87,0x87,0x87,0x88,0x88,0x88, +0x89,0x89,0x8a,0x8a,0x8a,0x8b,0x8b,0x8c, +0x8c,0x8c,0x8d,0x8d,0x8e,0x8e,0x8e,0x8f, +0x8f,0x8f,0x90,0x90,0x91,0x91,0x91,0x92, +0x92,0x93,0x93,0x93,0x94,0x94,0x95,0x95, +0x95,0x96,0x96,0x96,0x97,0x97,0x98,0x98, +0x98,0x99,0x99,0x9a,0x9a,0x9a,0x9b,0x9b, +0x9b,0x9c,0x9c,0x9d,0x9d,0x9d,0x9e,0x9e, +0x9e,0x9f,0x9f,0xa0,0xa0,0xa0,0xa1,0xa1, +0xa2,0xa2,0xa2,0xa3,0xa3,0xa3,0xa4,0xa4, +0xa5,0xa5,0xa5,0xa6,0xa6,0xa6,0xa7,0xa7, +0xa7,0xa8,0xa8,0xa9,0xa9,0xa9,0xaa,0xaa, +0xaa,0xab,0xab,0xac,0xac,0xac,0xad,0xad, +0xad,0xae,0xae,0xae,0xaf,0xaf,0xb0,0xb0, +0xb0,0xb1,0xb1,0xb1,0xb2,0xb2,0xb2,0xb3, +0xb3,0xb4,0xb4,0xb4,0xb5,0xb5,0xb5,0xb6, +0xb6,0xb6,0xb7,0xb7,0xb7,0xb8,0xb8,0xb8, +0xb9,0xb9,0xba,0xba,0xba,0xbb,0xbb,0xbb, +0xbc,0xbc,0xbc,0xbd,0xbd,0xbd,0xbe,0xbe, +0xbe,0xbf,0xbf,0xbf,0xc0,0xc0,0xc0,0xc1, +0xc1,0xc1,0xc2,0xc2,0xc2,0xc3,0xc3,0xc3, +0xc4,0xc4,0xc4,0xc5,0xc5,0xc5,0xc6,0xc6, +0xc6,0xc7,0xc7,0xc7,0xc8,0xc8,0xc8,0xc9, +0xc9,0xc9,0xca,0xca,0xca,0xcb,0xcb,0xcb, +0xcb,0xcc,0xcc,0xcc,0xcd,0xcd,0xcd,0xce, +0xce,0xce,0xcf,0xcf,0xcf,0xcf,0xd0,0xd0, +0xd0,0xd1,0xd1,0xd1,0xd2,0xd2,0xd2,0xd2, +0xd3,0xd3,0xd3,0xd4,0xd4,0xd4,0xd5,0xd5, +0xd5,0xd5,0xd6,0xd6,0xd6,0xd7,0xd7,0xd7, +0xd7,0xd8,0xd8,0xd8,0xd9,0xd9,0xd9,0xd9, +0xda,0xda,0xda,0xda,0xdb,0xdb,0xdb,0xdc, +0xdc,0xdc,0xdc,0xdd,0xdd,0xdd,0xdd,0xde, +0xde,0xde,0xde,0xdf,0xdf,0xdf,0xe0,0xe0, +0xe0,0xe0,0xe1,0xe1,0xe1,0xe1,0xe2,0xe2, +0xe2,0xe2,0xe3,0xe3,0xe3,0xe3,0xe4,0xe4, +0xe4,0xe4,0xe4,0xe5,0xe5,0xe5,0xe5,0xe6, +0xe6,0xe6,0xe6,0xe7,0xe7,0xe7,0xe7,0xe8, +0xe8,0xe8,0xe8,0xe8,0xe9,0xe9,0xe9,0xe9, +0xea,0xea,0xea,0xea,0xea,0xeb,0xeb,0xeb, +0xeb,0xeb,0xec,0xec,0xec,0xec,0xec,0xed, +0xed,0xed,0xed,0xed,0xee,0xee,0xee,0xee, +0xee,0xef,0xef,0xef,0xef,0xef,0xf0,0xf0, +0xf0,0xf0,0xf0,0xf0,0xf1,0xf1,0xf1,0xf1, +0xf1,0xf2,0xf2,0xf2,0xf2,0xf2,0xf2,0xf3, +0xf3,0xf3,0xf3,0xf3,0xf3,0xf4,0xf4,0xf4, +0xf4,0xf4,0xf4,0xf5,0xf5,0xf5,0xf5,0xf5, +0xf5,0xf5,0xf6,0xf6,0xf6,0xf6,0xf6,0xf6, +0xf6,0xf7,0xf7,0xf7,0xf7,0xf7,0xf7,0xf7, +0xf8,0xf8,0xf8,0xf8,0xf8,0xf8,0xf8,0xf8, +0xf9,0xf9,0xf9,0xf9,0xf9,0xf9,0xf9,0xf9, +0xfa,0xfa,0xfa,0xfa,0xfa,0xfa,0xfa,0xfa, +0xfa,0xfa,0xfb,0xfb,0xfb,0xfb,0xfb,0xfb, +0xfb,0xfb,0xfb,0xfb,0xfc,0xfc,0xfc,0xfc, +0xfc,0xfc,0xfc,0xfc,0xfc,0xfc,0xfc,0xfc, +0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,0xfd, +0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,0xfe,0xfe, 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