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pwm audio

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This commit is contained in:
Jack Humbert 2016-01-11 16:53:33 -05:00
parent 11ce694557
commit 29de37d5c0
13 changed files with 600 additions and 190 deletions
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245
quantum/beeps.c
View file

@ -1,11 +1,20 @@
#include "beeps.h"
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <avr/pgmspace.h>
#include <avr/interrupt.h>
#include <avr/io.h>
#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<<WGM31 | 0<<WGM30; CTC mode, reset on match
// // TCCR3B = 0<<CS32 | 1<<CS31 | 0<<CS30; /* clk, /8 prescaler */
// TCCR3A = (1 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30);
// TCCR3B = (0 << WGM33) | (0 << WGM32) | (0 << CS32) | (0 << CS31) | (1 << CS30);
/* Enable the OC4A output */
DDRC |= _BV(PORTC6);
// TCCR1A = (1 << COM1A1) | (0 << COM1A0) | (1 << WGM11) | (0 << WGM10);
// TCCR1B = (1 << WGM12) | (0 << CS12) | (0 << CS11) | (1 << CS10);
// // SPCR = 0x50;
// // SPSR = 0x01;
// DDRC |= (1<<6);
// // ICR3 = 0xFFFF;
// // OCR3A=80;
// PORTC |= (1<<6);
// sei();
/* First disable the timer overflow interrupt while we're configuring */
// TIMSK0 &= ~(1<<TOIE0);
// /* Configure timer4 in normal mode (pure counting, no PWM etc.) */
// TCCR0A &= ~((1<<WGM01) | (1<<WGM00));
// TCCR0B &= ~(1<<WGM02);
// /* Disable Compare Match A interrupt enable (only want overflow) */
// TIMSK0 &= ~(1<<OCIE0A);
// TCCR0B |= (1<<CS01); // Set bits
// TCCR0B &= ~(1<<CS00) | ~(1<<CS02); // Clear bit
// /* Save value globally for later reload in ISR */
// tcnt0 = 45 - 1;
// /* Finally load end enable the timer */
// TCNT0 = tcnt0;
// TIMSK0 |= (1<<TOIE0);
}
// #define highByte(c) ((c >> 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<<SPIF)));
// value = *(sine_start+=(long)frequencies[0]);
// OCR4A = value;
// if (sine_start >= sine_end) {
// sine_start = &sine[(sine_start - sine_end) % 128];
// }
// // SPDR = lowByte(sample);
// // while (!(SPSR & (1<<SPIF)));
// // PORTC |= (1<<6);
// OCR4A = pgm_read_byte(sine_start);
// // sine_start = &sine[(sine_start - &sine[0] + (int)frequencies[0]) % 128];
// sine_start += (int)frequencies[0];
// if (sine_start >= 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) {

2
quantum/beeps.h
View file

@ -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();
void init_notes();

21
quantum/keymap_midi.c
View file

@ -17,7 +17,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "keymap_common.h"
#include "keymap_midi.h"
#include <lufa.h>
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)));
}
}

2
quantum/keymap_midi.h
View file

@ -18,6 +18,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifndef KEYMAP_MIDI_H
#define KEYMAP_MIDI_H
#include <lufa.h>
#define MIDI 0x6000
#define MIDI12 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000

265
quantum/wave.h Normal file
View file

@ -0,0 +1,265 @@
#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/pgmspace.h>
#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,
0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,
0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,
0xfe,0xfe,0xfe,0xfe,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xfe,0xfe,0xfe,
0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,
0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,
0xfe,0xfe,0xfe,0xfd,0xfd,0xfd,0xfd,0xfd,
0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,0xfd,
0xfd,0xfc,0xfc,0xfc,0xfc,0xfc,0xfc,0xfc,
0xfc,0xfc,0xfc,0xfc,0xfc,0xfb,0xfb,0xfb,
0xfb,0xfb,0xfb,0xfb,0xfb,0xfb,0xfb,0xfa,
0xfa,0xfa,0xfa,0xfa,0xfa,0xfa,0xfa,0xfa,
0xfa,0xf9,0xf9,0xf9,0xf9,0xf9,0xf9,0xf9,
0xf9,0xf8,0xf8,0xf8,0xf8,0xf8,0xf8,0xf8,
0xf8,0xf7,0xf7,0xf7,0xf7,0xf7,0xf7,0xf7,
0xf6,0xf6,0xf6,0xf6,0xf6,0xf6,0xf6,0xf5,
0xf5,0xf5,0xf5,0xf5,0xf5,0xf5,0xf4,0xf4,
0xf4,0xf4,0xf4,0xf4,0xf3,0xf3,0xf3,0xf3,
0xf3,0xf3,0xf2,0xf2,0xf2,0xf2,0xf2,0xf2,
0xf1,0xf1,0xf1,0xf1,0xf1,0xf0,0xf0,0xf0,
0xf0,0xf0,0xf0,0xef,0xef,0xef,0xef,0xef,
0xee,0xee,0xee,0xee,0xee,0xed,0xed,0xed,
0xed,0xed,0xec,0xec,0xec,0xec,0xec,0xeb,
0xeb,0xeb,0xeb,0xeb,0xea,0xea,0xea,0xea,
0xea,0xe9,0xe9,0xe9,0xe9,0xe8,0xe8,0xe8,
0xe8,0xe8,0xe7,0xe7,0xe7,0xe7,0xe6,0xe6,
0xe6,0xe6,0xe5,0xe5,0xe5,0xe5,0xe4,0xe4,
0xe4,0xe4,0xe4,0xe3,0xe3,0xe3,0xe3,0xe2,
0xe2,0xe2,0xe2,0xe1,0xe1,0xe1,0xe1,0xe0,
0xe0,0xe0,0xe0,0xdf,0xdf,0xdf,0xde,0xde,
0xde,0xde,0xdd,0xdd,0xdd,0xdd,0xdc,0xdc,
0xdc,0xdc,0xdb,0xdb,0xdb,0xda,0xda,0xda,
0xda,0xd9,0xd9,0xd9,0xd9,0xd8,0xd8,0xd8,
0xd7,0xd7,0xd7,0xd7,0xd6,0xd6,0xd6,0xd5,
0xd5,0xd5,0xd5,0xd4,0xd4,0xd4,0xd3,0xd3,
0xd3,0xd2,0xd2,0xd2,0xd2,0xd1,0xd1,0xd1,
0xd0,0xd0,0xd0,0xcf,0xcf,0xcf,0xcf,0xce,
0xce,0xce,0xcd,0xcd,0xcd,0xcc,0xcc,0xcc,
0xcb,0xcb,0xcb,0xcb,0xca,0xca,0xca,0xc9,
0xc9,0xc9,0xc8,0xc8,0xc8,0xc7,0xc7,0xc7,
0xc6,0xc6,0xc6,0xc5,0xc5,0xc5,0xc4,0xc4,
0xc4,0xc3,0xc3,0xc3,0xc2,0xc2,0xc2,0xc1,
0xc1,0xc1,0xc0,0xc0,0xc0,0xbf,0xbf,0xbf,
0xbe,0xbe,0xbe,0xbd,0xbd,0xbd,0xbc,0xbc,
0xbc,0xbb,0xbb,0xbb,0xba,0xba,0xba,0xb9,
0xb9,0xb8,0xb8,0xb8,0xb7,0xb7,0xb7,0xb6,
0xb6,0xb6,0xb5,0xb5,0xb5,0xb4,0xb4,0xb4,
0xb3,0xb3,0xb2,0xb2,0xb2,0xb1,0xb1,0xb1,
0xb0,0xb0,0xb0,0xaf,0xaf,0xae,0xae,0xae,
0xad,0xad,0xad,0xac,0xac,0xac,0xab,0xab,
0xaa,0xaa,0xaa,0xa9,0xa9,0xa9,0xa8,0xa8,
0xa7,0xa7,0xa7,0xa6,0xa6,0xa6,0xa5,0xa5,
0xa5,0xa4,0xa4,0xa3,0xa3,0xa3,0xa2,0xa2,
0xa2,0xa1,0xa1,0xa0,0xa0,0xa0,0x9f,0x9f,
0x9e,0x9e,0x9e,0x9d,0x9d,0x9d,0x9c,0x9c,
0x9b,0x9b,0x9b,0x9a,0x9a,0x9a,0x99,0x99,
0x98,0x98,0x98,0x97,0x97,0x96,0x96,0x96,
0x95,0x95,0x95,0x94,0x94,0x93,0x93,0x93,
0x92,0x92,0x91,0x91,0x91,0x90,0x90,0x8f,
0x8f,0x8f,0x8e,0x8e,0x8e,0x8d,0x8d,0x8c,
0x8c,0x8c,0x8b,0x8b,0x8a,0x8a,0x8a,0x89,
0x89,0x88,0x88,0x88,0x87,0x87,0x87,0x86,
0x86,0x85,0x85,0x85,0x84,0x84,0x83,0x83,
0x83,0x82,0x82,0x81,0x81,0x81,0x80,0x80,
0x80,0x7f,0x7f,0x7e,0x7e,0x7e,0x7d,0x7d,
0x7c,0x7c,0x7c,0x7b,0x7b,0x7a,0x7a,0x7a,
0x79,0x79,0x78,0x78,0x78,0x77,0x77,0x77,
0x76,0x76,0x75,0x75,0x75,0x74,0x74,0x73,
0x73,0x73,0x72,0x72,0x71,0x71,0x71,0x70,
0x70,0x70,0x6f,0x6f,0x6e,0x6e,0x6e,0x6d,
0x6d,0x6c,0x6c,0x6c,0x6b,0x6b,0x6a,0x6a,
0x6a,0x69,0x69,0x69,0x68,0x68,0x67,0x67,
0x67,0x66,0x66,0x65,0x65,0x65,0x64,0x64,
0x64,0x63,0x63,0x62,0x62,0x62,0x61,0x61,
0x61,0x60,0x60,0x5f,0x5f,0x5f,0x5e,0x5e,
0x5d,0x5d,0x5d,0x5c,0x5c,0x5c,0x5b,0x5b,
0x5a,0x5a,0x5a,0x59,0x59,0x59,0x58,0x58,
0x58,0x57,0x57,0x56,0x56,0x56,0x55,0x55,
0x55,0x54,0x54,0x53,0x53,0x53,0x52,0x52,
0x52,0x51,0x51,0x51,0x50,0x50,0x4f,0x4f,
0x4f,0x4e,0x4e,0x4e,0x4d,0x4d,0x4d,0x4c,
0x4c,0x4b,0x4b,0x4b,0x4a,0x4a,0x4a,0x49,
0x49,0x49,0x48,0x48,0x48,0x47,0x47,0x47,
0x46,0x46,0x45,0x45,0x45,0x44,0x44,0x44,
0x43,0x43,0x43,0x42,0x42,0x42,0x41,0x41,
0x41,0x40,0x40,0x40,0x3f,0x3f,0x3f,0x3e,
0x3e,0x3e,0x3d,0x3d,0x3d,0x3c,0x3c,0x3c,
0x3b,0x3b,0x3b,0x3a,0x3a,0x3a,0x39,0x39,
0x39,0x38,0x38,0x38,0x37,0x37,0x37,0x36,
0x36,0x36,0x35,0x35,0x35,0x34,0x34,0x34,
0x34,0x33,0x33,0x33,0x32,0x32,0x32,0x31,
0x31,0x31,0x30,0x30,0x30,0x30,0x2f,0x2f,
0x2f,0x2e,0x2e,0x2e,0x2d,0x2d,0x2d,0x2d,
0x2c,0x2c,0x2c,0x2b,0x2b,0x2b,0x2a,0x2a,
0x2a,0x2a,0x29,0x29,0x29,0x28,0x28,0x28,
0x28,0x27,0x27,0x27,0x26,0x26,0x26,0x26,
0x25,0x25,0x25,0x25,0x24,0x24,0x24,0x23,
0x23,0x23,0x23,0x22,0x22,0x22,0x22,0x21,
0x21,0x21,0x21,0x20,0x20,0x20,0x1f,0x1f,
0x1f,0x1f,0x1e,0x1e,0x1e,0x1e,0x1d,0x1d,
0x1d,0x1d,0x1c,0x1c,0x1c,0x1c,0x1b,0x1b,
0x1b,0x1b,0x1b,0x1a,0x1a,0x1a,0x1a,0x19,
0x19,0x19,0x19,0x18,0x18,0x18,0x18,0x17,
0x17,0x17,0x17,0x17,0x16,0x16,0x16,0x16,
0x15,0x15,0x15,0x15,0x15,0x14,0x14,0x14,
0x14,0x14,0x13,0x13,0x13,0x13,0x13,0x12,
0x12,0x12,0x12,0x12,0x11,0x11,0x11,0x11,
0x11,0x10,0x10,0x10,0x10,0x10,0xf,0xf,
0xf,0xf,0xf,0xf,0xe,0xe,0xe,0xe,
0xe,0xd,0xd,0xd,0xd,0xd,0xd,0xc,
0xc,0xc,0xc,0xc,0xc,0xb,0xb,0xb,
0xb,0xb,0xb,0xa,0xa,0xa,0xa,0xa,
0xa,0xa,0x9,0x9,0x9,0x9,0x9,0x9,
0x9,0x8,0x8,0x8,0x8,0x8,0x8,0x8,
0x7,0x7,0x7,0x7,0x7,0x7,0x7,0x7,
0x6,0x6,0x6,0x6,0x6,0x6,0x6,0x6,
0x5,0x5,0x5,0x5,0x5,0x5,0x5,0x5,
0x5,0x5,0x4,0x4,0x4,0x4,0x4,0x4,
0x4,0x4,0x4,0x4,0x3,0x3,0x3,0x3,
0x3,0x3,0x3,0x3,0x3,0x3,0x3,0x3,
0x2,0x2,0x2,0x2,0x2,0x2,0x2,0x2,
0x2,0x2,0x2,0x2,0x2,0x2,0x1,0x1,
0x1,0x1,0x1,0x1,0x1,0x1,0x1,0x1,
0x1,0x1,0x1,0x1,0x1,0x1,0x1,0x1,
0x1,0x1,0x1,0x1,0x0,0x0,0x0,0x0,
0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
0x0,0x0,0x0,0x0,0x0,0x1,0x1,0x1,
0x1,0x1,0x1,0x1,0x1,0x1,0x1,0x1,
0x1,0x1,0x1,0x1,0x1,0x1,0x1,0x1,
0x1,0x1,0x1,0x2,0x2,0x2,0x2,0x2,
0x2,0x2,0x2,0x2,0x2,0x2,0x2,0x2,
0x2,0x3,0x3,0x3,0x3,0x3,0x3,0x3,
0x3,0x3,0x3,0x3,0x3,0x4,0x4,0x4,
0x4,0x4,0x4,0x4,0x4,0x4,0x4,0x5,
0x5,0x5,0x5,0x5,0x5,0x5,0x5,0x5,
0x5,0x6,0x6,0x6,0x6,0x6,0x6,0x6,
0x6,0x7,0x7,0x7,0x7,0x7,0x7,0x7,
0x7,0x8,0x8,0x8,0x8,0x8,0x8,0x8,
0x9,0x9,0x9,0x9,0x9,0x9,0x9,0xa,
0xa,0xa,0xa,0xa,0xa,0xa,0xb,0xb,
0xb,0xb,0xb,0xb,0xc,0xc,0xc,0xc,
0xc,0xc,0xd,0xd,0xd,0xd,0xd,0xd,
0xe,0xe,0xe,0xe,0xe,0xf,0xf,0xf,
0xf,0xf,0xf,0x10,0x10,0x10,0x10,0x10,
0x11,0x11,0x11,0x11,0x11,0x12,0x12,0x12,
0x12,0x12,0x13,0x13,0x13,0x13,0x13,0x14,
0x14,0x14,0x14,0x14,0x15,0x15,0x15,0x15,
0x15,0x16,0x16,0x16,0x16,0x17,0x17,0x17,
0x17,0x17,0x18,0x18,0x18,0x18,0x19,0x19,
0x19,0x19,0x1a,0x1a,0x1a,0x1a,0x1b,0x1b,
0x1b,0x1b,0x1b,0x1c,0x1c,0x1c,0x1c,0x1d,
0x1d,0x1d,0x1d,0x1e,0x1e,0x1e,0x1e,0x1f,
0x1f,0x1f,0x1f,0x20,0x20,0x20,0x21,0x21,
0x21,0x21,0x22,0x22,0x22,0x22,0x23,0x23,
0x23,0x23,0x24,0x24,0x24,0x25,0x25,0x25,
0x25,0x26,0x26,0x26,0x26,0x27,0x27,0x27,
0x28,0x28,0x28,0x28,0x29,0x29,0x29,0x2a,
0x2a,0x2a,0x2a,0x2b,0x2b,0x2b,0x2c,0x2c,
0x2c,0x2d,0x2d,0x2d,0x2d,0x2e,0x2e,0x2e,
0x2f,0x2f,0x2f,0x30,0x30,0x30,0x30,0x31,
0x31,0x31,0x32,0x32,0x32,0x33,0x33,0x33,
0x34,0x34,0x34,0x34,0x35,0x35,0x35,0x36,
0x36,0x36,0x37,0x37,0x37,0x38,0x38,0x38,
0x39,0x39,0x39,0x3a,0x3a,0x3a,0x3b,0x3b,
0x3b,0x3c,0x3c,0x3c,0x3d,0x3d,0x3d,0x3e,
0x3e,0x3e,0x3f,0x3f,0x3f,0x40,0x40,0x40,
0x41,0x41,0x41,0x42,0x42,0x42,0x43,0x43,
0x43,0x44,0x44,0x44,0x45,0x45,0x45,0x46,
0x46,0x47,0x47,0x47,0x48,0x48,0x48,0x49,
0x49,0x49,0x4a,0x4a,0x4a,0x4b,0x4b,0x4b,
0x4c,0x4c,0x4d,0x4d,0x4d,0x4e,0x4e,0x4e,
0x4f,0x4f,0x4f,0x50,0x50,0x51,0x51,0x51,
0x52,0x52,0x52,0x53,0x53,0x53,0x54,0x54,
0x55,0x55,0x55,0x56,0x56,0x56,0x57,0x57,
0x58,0x58,0x58,0x59,0x59,0x59,0x5a,0x5a,
0x5a,0x5b,0x5b,0x5c,0x5c,0x5c,0x5d,0x5d,
0x5d,0x5e,0x5e,0x5f,0x5f,0x5f,0x60,0x60,
0x61,0x61,0x61,0x62,0x62,0x62,0x63,0x63,
0x64,0x64,0x64,0x65,0x65,0x65,0x66,0x66,
0x67,0x67,0x67,0x68,0x68,0x69,0x69,0x69,
0x6a,0x6a,0x6a,0x6b,0x6b,0x6c,0x6c,0x6c,
0x6d,0x6d,0x6e,0x6e,0x6e,0x6f,0x6f,0x70,
0x70,0x70,0x71,0x71,0x71,0x72,0x72,0x73,
0x73,0x73,0x74,0x74,0x75,0x75,0x75,0x76,
0x76,0x77,0x77,0x77,0x78,0x78,0x78,0x79,
0x79,0x7a,0x7a,0x7a,0x7b,0x7b,0x7c,0x7c,
0x7c,0x7d,0x7d,0x7e,0x7e,0x7e,0x7f,0x7f
};