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Due_Sound.ino
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#include "LixPlayer.h"
#include <SSD1306AsciiWire.h>
#include <SSD1306Ascii.h>
#include <Ethernet.h>
#define chapos(buffer, c) ((int)(buffer + (strchr((buffer), (c)) - (buffer))))
#define stripos(buffer, str) ((int)(buffer + (strstr((buffer), (str)) - (buffer))))
#define SERIAL Serial
#define SSD1306_WIDTH 128
#define SSD1306_HEIGHT 32
#define OLED_DISPLAYOFF 0xAE
#define OLED_DISPLAYON 0xAF
#define I2C_ADDRESS 0x3C
#define OLED_SLEEP 1000 * 60//60s
SSD1306AsciiWire oled;
uint32_t oledNextSleep = 0;
uint32_t oledNextDraw = 0;
uint8_t oledSleeping = false;
char timeString[9];
uint32_t nextScroll = 0;
uint8_t scrollIndex = 0;
#define PIN_BUTTON1 51
#define PIN_BUTTON2 49
#define PIN_BUTTON3 53
volatile uint32_t nextBtn = 0;
volatile uint32_t btnTimings1 = 0;
volatile uint32_t btnTimings2 = 0;
volatile uint32_t btnTimings3 = 0;
volatile uint8_t btnPressed = 0;
#define MENUE_SUB_MAX 2
enum MenueSubItem
{
Menue_SubItem_Random = 0,
Menue_SubItem_Repeat = 1,
Menue_SubItem_Sinus = 2
};
enum MenueType
{
Menue_Type_Main = 0,
Menue_Type_Settings = 1
};
MenueType menueType = Menue_Type_Main;
MenueSubItem menueSubitem = Menue_SubItem_Random;
uint32_t frequency = 0;
LixPlayer player;
//nicer symbol font
//make seek smoother (load file after seek complete) ???
#ifdef ethernet_h_
#define use_ethernet
#include <HttpClient.h>
#define HTML_PLAYLIST 'l'
#define HTML_INFO 'j'
#define HTML_NEXT 'f'
#define HTML_PREV 'r'
#define HTML_STOP 's'
#define HTML_PAUSE 'p'
#define HTML_SEEK 't'
#define HTML_SWITCH 'x'
#define HTML_INDEX ' '
#define HTML_REPEAT 'w'
#define HTML_RANDOM 'z'
#define HTML_READ 'g'
#define HTML_WRITE 'y'
const char PROGMEM *JSON_HEADER = "application/json";
#define _HTML_BUFFER_SIZE 65
#define HTML_BUFF_POS (_HTML_BUFFER_SIZE + 1)
#define HTML_BUFF_SIZE (_HTML_BUFFER_SIZE - 1)
#define JSON_BUFF_SIZE 256
char jsonBuffer[JSON_BUFF_SIZE];
const char *indexHTML PROGMEM = ("<!DOCTYPE html><head><title>Due Sound</title><link rel='icon' href='data:;base64,iVBORw0KGgo='><script src='https://lixmod.tk/s/jm.js'></script><script src='https://lixmod.tk/s/ma.js'></script><link rel='stylesheet' href='https://lixmod.tk/s/ma.css'></head><body></body></html>");
byte mac[] = { 0x00, 0xAA, 0xBB, 0x29, 0x02, 0x92 };
IPAddress ip(192, 168, 0, 129);
EthernetServer server(80);
void printHeader(EthernetClient &client, const char * content_type = "text/html", uint32_t contentSize = 0) {
client.println("HTTP/1.1 200 OK");
client.print("Content-Type: ");
client.println(content_type);
if (contentSize > 0) {
client.print("Content-Length: ");
client.println(contentSize);
}
client.println("Connection: close\r\n");
}
void printErrorHeader(EthernetClient &client, uint16_t error = 500) {
client.print("HTTP/1.1 ");
client.print(error);
client.println(" ERROR\r\n");
}
void printJson(EthernetClient &client) {
printHeader(client, JSON_HEADER);
//1.4ms
memset(jsonBuffer, '\0', JSON_BUFF_SIZE);
int cx = 1;
jsonBuffer[0] = '{';
cx += snprintf(jsonBuffer + cx, JSON_BUFF_SIZE, "\"t\":%d,", player.position());
cx += snprintf(jsonBuffer + cx, JSON_BUFF_SIZE, "\"d\":%d,", player.duration());
cx += snprintf(jsonBuffer + cx, JSON_BUFF_SIZE, "\"p\":%d,", player.isPaused());
cx += snprintf(jsonBuffer + cx, JSON_BUFF_SIZE, "\"s\":%d,", player.isStopped());
cx += snprintf(jsonBuffer + cx, JSON_BUFF_SIZE, "\"i\":%d,", player.playlistIndex());
cx += snprintf(jsonBuffer + cx, JSON_BUFF_SIZE, "\"l\":%d,", player.playlistLength());
cx += snprintf(jsonBuffer + cx, JSON_BUFF_SIZE, "\"z\":%d,", player.randomMode());
cx += snprintf(jsonBuffer + cx, JSON_BUFF_SIZE, "\"r\":%d}", player.repeatMode());
client.println(jsonBuffer);
}
void getUrl(char *name, size_t size) {
char *nmstart = jsonBuffer + 7;
memset(name, '\0', size);
int pos = (int)(strchr(nmstart, ' ') - nmstart);
strncat(name, nmstart, pos);
for (uint8_t i = 0; i < size; i++) {
if (name[i] == '\0') break;
if (name[i] == '_') name[i] = '/';
}
}
uint32_t readHeader(EthernetClient &client) {
memset(jsonBuffer, '\0', JSON_BUFF_SIZE);
client.read((uint8_t *)jsonBuffer, HTML_BUFF_SIZE);
//SERIAL.println(jsonBuffer);
uint32_t contentLength = 0;
char *thead = jsonBuffer + HTML_BUFF_POS;
while (client.available()) {
memset(thead, '\0', HTML_BUFF_SIZE);
client.readBytesUntil(' ', thead, HTML_BUFF_SIZE);
if (strstr(thead, "Length:")) {
memset(thead, '\0', HTML_BUFF_SIZE);
client.readBytesUntil('\r', thead, HTML_BUFF_SIZE);
contentLength = atol(thead);
break;
}
}
char hend = '\0';
while (client.available()) {
char c = client.read();
//SERIAL.write(c);
if (c == '\r') continue;
if (c == '\n' && hend == '\n') {
break;
}
hend = c;
}
return contentLength;
}
void htmlWriteFile(EthernetClient &client, uint32_t contentLength) {
char name[33];
getUrl(name, 33);
if (SD.exists(name)) {
printErrorHeader(client, 409);
return;
}
char *jbuf = jsonBuffer + (HTML_BUFF_POS * 2);
size_t siz = client.readBytesUntil('\n', jbuf, 64);
File list = SD.open("list.txt", FILE_WRITE);
if (list) {
char *fnm = strchr(name, '/') + 1;
list.print(fnm);
list.print('\t');
list.write(jbuf, siz);
list.print('\n');
}
list.close();
File f = SD.open(name, FILE_WRITE);
if (f) {
uint8_t buff[1024];
uint32_t leng = siz;
while (client.connected()) {
if (client.available()) {
size_t l = client.read(buff, 1024);
f.write(buff, l);
leng += l;
if (leng >= contentLength) {
break;
}
}
}
printHeader(client);
}
else {
printErrorHeader(client);
}
f.close();
}
void htmlReadFile(EthernetClient &client) {
char name[33];
getUrl(name, 33);
File f = SD.open(name, FILE_READ);
if (f) {
printHeader(client, "application/octet-stream", f.size());
uint8_t buff[1024];
while (f.available()) {
if (!client.connected()) break;
size_t l = f.read(buff, 1024);
client.write(buff, l);
//if (f.position() > 1024 * 1000) break;
}
}
else {
printErrorHeader(client, 404);
}
f.close();
}
void checkEthernet() {
EthernetClient client = server.available();
if (client) {
if (client.connected()) {
uint32_t contentLength = readHeader(client);
if (jsonBuffer[5] == ' ' || jsonBuffer[6] == '?' || (jsonBuffer[6] == ' ' || (jsonBuffer[6] >= '0' && jsonBuffer[6] <= '9'))) {
switch (jsonBuffer[5])
{
case HTML_INDEX: {
printHeader(client);
client.println(indexHTML);
break; }
case HTML_WRITE: {
htmlWriteFile(client, contentLength);
break; }
case HTML_READ: {
htmlReadFile(client);
break; }
case HTML_SEEK: {
//set position 0-9999
uint32_t pos = atol(jsonBuffer + 6);
player.seekTo(pos);
printJson(client);
break; }
case HTML_SWITCH: {
uint16_t pos = atoi(jsonBuffer + 6);
player.next(pos);
printJson(client);
break;
}
case HTML_INFO: {
printJson(client);
break; }
case HTML_STOP: {
player.stop();
printJson(client);
break; }
case HTML_PAUSE: {
player.pause();
printJson(client);
break; }
case HTML_PREV: {
player.prev();
printJson(client);
break; }
case HTML_NEXT: {
player.next();
printJson(client);
break; }
case HTML_PLAYLIST: {
printHeader(client, JSON_HEADER);
player.printPlaylist(client);
break; }
case HTML_REPEAT: {
player.repeatMode(jsonBuffer[6] - '0');
printJson(client);
break; }
case HTML_RANDOM: {
player.randomMode(jsonBuffer[6] - '0');
printJson(client);
break; }
}
}
client.stop();
}
}
}
#endif
void clearOled() {
oled.clear();
scrollIndex = 0;
oledNextDraw = 0;
nextScroll = millis() + 3000;
}
void oledOn() {
oledSleeping = false;
oled.ssd1306WriteCmd(OLED_DISPLAYON);
delayMicroseconds(1000);
clearOled();
oledNextSleep = millis() + OLED_SLEEP;
}
void drawSettings() {
oled.set1X();
oled.setFont(X11fixed7x14);
oled.setCursor(0, 0);
switch (menueSubitem)
{
case Menue_SubItem_Random:
oled.println("Random Mode");
switch (player.randomMode())
{
case Random_All:
oled.println("Random All");
break;
case Random_OFF:
oled.println("Random Off");
break;
}
break;
case Menue_SubItem_Repeat:
oled.println("Repeat Mode");
switch (player.repeatMode())
{
case Repeat_OFF:
oled.println("Repeat Off");
break;
case Repeat_Single:
oled.println("Repeat Song");
break;
case Repeat_All:
oled.println("Repeat All");
break;
}
break;
case Menue_SubItem_Sinus:
oled.println("Sinus");
oled.print(frequency);
oled.println("Hz");
break;
}
}
void drawOLED() {
oled.set1X();
oled.setFont(Verdana12);
oled.setCursor(0, 0);
size_t strw = oled.strWidth(player.CurrentFilename());
if (strw > SSD1306_WIDTH) {
//Scroll long filename
char name[136];
strcpy(name, player.CurrentFilename());
strcat(name, " ~ ");
size_t nsize = strlen(name);
if (scrollIndex > 0) oled.clearToEOL();
uint8_t i = scrollIndex;
for (; i < nsize; i++) {
if (name[i] == '\0') break;
oled.print(name[i]);
if (oled.col() >= SSD1306_WIDTH) break;
}
if (oled.col() <= SSD1306_WIDTH) {
for (i = 0; i < nsize; i++) {
if (name[i] == '\0') break;
oled.print(name[i]);
if (oled.col() >= SSD1306_WIDTH) break;
}
}
if (strw > 130 && millis() > nextScroll) {
scrollIndex++;
nextScroll = millis() + 100;
}
if (scrollIndex > nsize) {
scrollIndex = 0;
nextScroll = millis() + 1500;
}
}
else {
oled.print(player.CurrentFilename());
}
oled.setFont(Iain5x7);
oled.set2X();
uint16_t w = oled.strWidth("00:00:00 ");
oled.clearField(8, 2, 3);
oled.setCursor(0, 2);
oled.print(getTimeString(timeString, player.restDuration()));
oled.setCol(w);
oled.print("#");//@ Track number c2b6
oled.print(player.playlistIndex() + 1);
if (player.playlistIndex() + 1 < 10) oled.print(' ');
if (player.isStopped()) oled.print(" []");//? Stop df9b
else if (player.isPaused()) oled.print(" ||"); //= Pause c781
else oled.print(" > ");//> Play c2bb
//draw repeatmode
}
void checkOled() {
if (millis() > oledNextSleep) {
if (!oledSleeping) {
oled.ssd1306WriteCmd(OLED_DISPLAYOFF);
oledSleeping = true;
}
}
else if (millis() >= oledNextDraw) {
//timeString = getTimeString(timeString, player.restDuration());
switch (menueType)
{
case Menue_Type_Main:
drawOLED();
break;
case Menue_Type_Settings:
drawSettings();
break;
}
oledNextDraw = millis() + 333;
}
}
void ISR_btn1() {
uint8_t p = digitalRead(PIN_BUTTON1);
//SERIAL.println(p);
if (!p) {
if (millis() - btnTimings1 < 500) {
btnPressed = 1;
}
else btnPressed = 0;
btnTimings1 = 0;
}
else {
btnTimings1 = millis();
btnPressed = 0;
}
}
void ISR_btn2() {
uint8_t p = digitalRead(PIN_BUTTON2);
//SERIAL.println(p);
if (!p) {
if (millis() - btnTimings2 < 500) {
btnPressed = 2;
}
else btnPressed = 0;
btnTimings2 = 0;
}
else {
btnTimings2 = millis();
btnPressed = 0;
}
}
void ISR_btn3() {
uint8_t p = digitalRead(PIN_BUTTON3);
//SERIAL.println(p);
if (!p) {
if (millis() - btnTimings3 < 500) {
btnPressed = 3;
}
else btnPressed = 0;
btnTimings3 = 0;
}
else {
btnTimings3 = millis();
btnPressed = 0;
}
}
void checkSubButtons(int8_t up) {
switch (menueSubitem)
{
case Menue_SubItem_Random:
up += player.randomMode();
if (up > Random_All) up = 0;
else if (up < 0) up = Random_All;
player.randomMode(up);
break;
case Menue_SubItem_Repeat:
up += player.repeatMode();
if (up > Repeat_All) up = 0;
else if (up < 0) up = Repeat_All;
player.repeatMode(up);
break;
case Menue_SubItem_Sinus:
#ifdef __LIX_WAVE__
frequency = constrain((up * 10) + frequency, 0, 132000);
PCM_Sinus(frequency);
#endif
break;
}
}
void checkButtons() {
if (millis() > nextBtn) {
if (btnPressed > 0) {
switch (btnPressed)
{
case 1:
if (oledSleeping) {
oledOn();
break;
}
if (menueType == Menue_Type_Main) {
player.pause();
}
else {
menueSubitem = (MenueSubItem)((menueSubitem == MENUE_SUB_MAX) ? 0 : menueSubitem + 1);
clearOled();
}
break;
case 2:
if (menueType == Menue_Type_Main) {
player.prev();
}
else { checkSubButtons(-1); }
clearOled();
break;
case 3:
if (menueType == Menue_Type_Main) {
player.next();
}
else { checkSubButtons(1); }/* else { menueSubitem = (MenueSubItem)((menueSubitem == 0) ? MENUE_SUB_MAX : menueSubitem - 1); }*/
clearOled();
break;
}
oledNextSleep = millis() + OLED_SLEEP;
btnPressed = 0;
return;
}
uint8_t wasPressed = false;
if (btnTimings1 > 0 && millis() - btnTimings1 >= 1000) {
menueSubitem = Menue_SubItem_Random;
menueType = menueType == Menue_Type_Settings ? Menue_Type_Main : Menue_Type_Settings;
btnPressed = 0;
wasPressed = true;
clearOled();
btnTimings1 = millis();
}
else if (btnTimings2 > 0 && millis() - btnTimings2 >= 1000) {
player.seek(-2);
btnPressed = 0;
wasPressed = true;
}
else if (btnTimings3 > 0 && millis() - btnTimings3 >= 1000) {
player.seek(2);
btnPressed = 0;
wasPressed = true;
}
nextBtn = millis() + (wasPressed) ? 50 : 100;
}
}
void setup() {
SERIAL.begin(115200U);
uint32_t mil = millis();
while (!SerialUSB)
{
if (millis() - mil > 1000) break;
}
//pinMode(47, OUTPUT);
//digitalWrite(47, HIGH);
noInterrupts();
pinMode(PIN_BUTTON1, INPUT);
pinMode(PIN_BUTTON2, INPUT);
pinMode(PIN_BUTTON3, INPUT);
attachInterrupt(digitalPinToInterrupt(PIN_BUTTON1), ISR_btn1, CHANGE);
attachInterrupt(digitalPinToInterrupt(PIN_BUTTON2), ISR_btn2, CHANGE);
attachInterrupt(digitalPinToInterrupt(PIN_BUTTON3), ISR_btn3, CHANGE);
interrupts();
delay(10);
btnPressed = btnTimings1 = btnTimings2 = btnTimings3 = nextBtn = 0;
Wire.begin();
Wire.setClock(2000000U);
oled.begin(&Adafruit128x32, I2C_ADDRESS);
oled.setFont(System5x7);
oled.clear();
delay(500);
SERIAL.println("Initializing SD card...");
oled.println("Initializing SD card...");
while (!SD.begin(F_CPU / 8, 4)) {
SERIAL.println("SD initialization failed!");
oled.println("SD init failed!");
delay(1000);
}
#ifdef use_ethernet
SERIAL.println("Initializing Ethernet...");
oled.println("Initializing Ethernet...");
Ethernet.begin(mac, ip);
#endif
player.begin();
oled.clear();
oledNextSleep = millis() + OLED_SLEEP;
}
void loop()
{
//HttpClient client;
//client.get("http://lixpi.ml:8080/test8bit.wav");
if (!player.checkBuffer()) {
checkButtons();
checkOled();
checkEthernet();
}
}
//
//#include "Adafruit_MP3.h"
//#include <SPI.h>
//#include <SD.h>
//#include "MP3_Header.h"
//
//#define DEBUG
//
//const int chipSelect = 4;
//
//File dataFile;
//LixMP3 player;
//
//// the setup routine runs once when you press reset:
//void setup() {
// // Open serial communications and wait for port to open:
// Serial.begin(115200);
//
// Serial.println("Native MP3 decoding!");
// Serial.print("Initializing SD card...");
//
// // see if the card is present and can be initialized:
// analogWriteResolution(12);
//
// while (!SD.begin(16000000, chipSelect)) {
// Serial.println("Card failed, or not present");
// delay(2000);
// }
// Serial.println("card initialized.");
//
// dataFile = SD.open("test.mp3");
// if (!dataFile) {
// Serial.println("could not open file!");
// while (1);
// }
// //Serial.println("cb.mp3");
// char id3tags[256];
// uint32_t pos = ParseID3Header(dataFile, id3tags);
// uint32_t duration = GetMP3Duration(dataFile, pos);
// Serial.print(duration / 60); Serial.print(":"); Serial.println(duration % 60);
// Serial.println(id3tags);
//
// player.begin();
//
// player.play();
//}
//
//int16_t last = INT16_MAX;
//void loop() {
// int16_t t = player.tick(dataFile);
// Serial.println(t);
//}