update instructions
This commit is contained in:
Norman Bos
+184
-139
@@ -14,19 +14,20 @@
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Circuit:
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* LED attached to pin 13 (optional)
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* IR Transmitter attached to pin 4 (connect to 5v or 3v3)
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* SD-Module to load HTML and CSS from SD-card
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*
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* Connect the SD card to the following pins:
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*
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* SD Card | ESP32
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* 3v3 3.3V
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* CS 5
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* MOSI 23
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* CLK 18
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* MISO 19
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* GND GND
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- LED attached to pin 13 (optional)
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- IR Transmitter attached to pin 4 (connect to 5v or 3v3)
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- SD-Module to load HTML and CSS from SD-card
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Connect the SD card to the following pins:
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SD Card | ESP32
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------- | -----
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3v3 | 3.3V
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CS | 5
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MOSI | 23
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CLK | 18
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MISO | 19
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GND | GND
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developed for the ESP32vn IoT Uni board 2024
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*/
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@@ -41,98 +42,115 @@
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WiFiServer server(80);
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/**** SD-Card Functions ****/
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void listDir(fs::FS &fs, const char *dirname, uint8_t levels)
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{
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Serial.printf("Listing directory: %s\n", dirname);
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/**** SD-Card Functions ****/
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void listDir(fs::FS &fs, const char * dirname, uint8_t levels){
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Serial.printf("Listing directory: %s\n", dirname);
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File root = fs.open(dirname);
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if (!root)
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{
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Serial.println("Failed to open directory");
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return;
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}
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if (!root.isDirectory())
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{
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Serial.println("Not a directory");
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return;
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}
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File root = fs.open(dirname);
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if(!root){
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Serial.println("Failed to open directory");
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return;
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File file = root.openNextFile();
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while (file)
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{
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if (file.isDirectory())
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{
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Serial.print(" DIR : ");
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Serial.println(file.name());
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if (levels)
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{
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listDir(fs, file.path(), levels - 1);
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}
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}
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if(!root.isDirectory()){
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Serial.println("Not a directory");
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return;
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}
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File file = root.openNextFile();
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while(file){
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if(file.isDirectory()){
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Serial.print(" DIR : ");
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Serial.println(file.name());
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if(levels){
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listDir(fs, file.path(), levels -1);
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}
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} else {
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Serial.print(" FILE: ");
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Serial.print(file.name());
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Serial.print(" SIZE: ");
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Serial.println(file.size());
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}
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file = root.openNextFile();
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else
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{
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Serial.print(" FILE: ");
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Serial.print(file.name());
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Serial.print(" SIZE: ");
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Serial.println(file.size());
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}
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file = root.openNextFile();
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}
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}
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void readFile(fs::FS &fs, const char * path){
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Serial.printf("Reading file: %s\n", path);
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void readFile(fs::FS &fs, const char *path)
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{
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Serial.printf("Reading file: %s\n", path);
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File file = fs.open(path);
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if(!file){
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Serial.println("Failed to open file for reading");
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return;
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}
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File file = fs.open(path);
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if (!file)
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{
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Serial.println("Failed to open file for reading");
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return;
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}
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Serial.print("Read from file: ");
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while(file.available()){
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Serial.write(file.read());
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}
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file.close();
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Serial.print("Read from file: ");
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while (file.available())
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{
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Serial.write(file.read());
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}
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file.close();
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}
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void testFileIO(fs::FS &fs, const char * path){
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File file = fs.open(path);
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static uint8_t buf[512];
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size_t len = 0;
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uint32_t start = millis();
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uint32_t end = start;
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if(file){
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len = file.size();
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size_t flen = len;
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start = millis();
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while(len){
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size_t toRead = len;
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if(toRead > 512){
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toRead = 512;
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}
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file.read(buf, toRead);
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len -= toRead;
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}
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end = millis() - start;
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Serial.printf("%u bytes read for %u ms\n", flen, end);
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file.close();
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} else {
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Serial.println("Failed to open file for reading");
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}
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file = fs.open(path, FILE_WRITE);
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if(!file){
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Serial.println("Failed to open file for writing");
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return;
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}
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size_t i;
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void testFileIO(fs::FS &fs, const char *path)
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{
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File file = fs.open(path);
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static uint8_t buf[512];
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size_t len = 0;
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uint32_t start = millis();
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uint32_t end = start;
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if (file)
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{
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len = file.size();
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size_t flen = len;
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start = millis();
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for(i=0; i<2048; i++){
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file.write(buf, 512);
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while (len)
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{
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size_t toRead = len;
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if (toRead > 512)
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{
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toRead = 512;
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}
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file.read(buf, toRead);
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len -= toRead;
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}
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end = millis() - start;
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Serial.printf("%u bytes written for %u ms\n", 2048 * 512, end);
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Serial.printf("%u bytes read for %u ms\n", flen, end);
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file.close();
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}
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else
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{
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Serial.println("Failed to open file for reading");
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}
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file = fs.open(path, FILE_WRITE);
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if (!file)
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{
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Serial.println("Failed to open file for writing");
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return;
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}
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size_t i;
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start = millis();
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for (i = 0; i < 2048; i++)
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{
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file.write(buf, 512);
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}
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end = millis() - start;
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Serial.printf("%u bytes written for %u ms\n", 2048 * 512, end);
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file.close();
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}
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/* ============ IR Functions ============ */
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/* ============ IR Functions ============ */
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void sendButton(int command)
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{
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Serial.println(command);
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@@ -140,35 +158,45 @@ void sendButton(int command)
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IrSender.sendSony(0xF, command, 2, 12);
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}
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/* ============ Setup ============ */
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void setup() {
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/* ============ Setup ============ */
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void setup()
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{
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Serial.begin(115200);
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pinMode(LED_PIN, OUTPUT); // set the LED pin mode
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pinMode(LED_PIN, OUTPUT); // set the LED pin mode
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delay(10);
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/* ============ SD-Card Setup ============ */
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if(!SD.begin()){
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Serial.println("Card Mount Failed");
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return;
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}
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if (!SD.begin())
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{
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Serial.println("Card Mount Failed");
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return;
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}
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uint8_t cardType = SD.cardType();
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if(cardType == CARD_NONE){
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Serial.println("No SD card attached");
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return;
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if (cardType == CARD_NONE)
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{
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Serial.println("No SD card attached");
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return;
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}
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Serial.print("SD Card Type: ");
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if(cardType == CARD_MMC){
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Serial.println("MMC");
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} else if(cardType == CARD_SD){
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Serial.println("SDSC");
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} else if(cardType == CARD_SDHC){
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Serial.println("SDHC");
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} else {
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Serial.println("UNKNOWN");
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if (cardType == CARD_MMC)
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{
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Serial.println("MMC");
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}
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else if (cardType == CARD_SD)
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{
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Serial.println("SDSC");
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}
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else if (cardType == CARD_SDHC)
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{
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Serial.println("SDHC");
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}
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else
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{
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Serial.println("UNKNOWN");
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}
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uint64_t cardSize = SD.cardSize() / (1024 * 1024);
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@@ -179,14 +207,13 @@ void setup() {
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Serial.printf("Total space: %lluMB\n", SD.totalBytes() / (1024 * 1024));
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Serial.printf("Used space: %lluMB\n", SD.usedBytes() / (1024 * 1024));
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/* ============ IR Setup ============ */
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IrSender.begin(IR_SEND_PIN, ENABLE_LED_FEEDBACK, USE_DEFAULT_FEEDBACK_LED_PIN); // Specify send pin and enable feedback LED at default feedback LED pin
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IrSender.begin(IR_SEND_PIN, ENABLE_LED_FEEDBACK, USE_DEFAULT_FEEDBACK_LED_PIN); // Specify send pin and enable feedback LED at default feedback LED pin
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Serial.println();
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Serial.print(F("Send IR signals at pin "));
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Serial.println(IR_SEND_PIN);
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/* ============ Webserver Setup ============ */
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/* ============ Webserver Setup ============ */
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// We start by connecting to a WiFi network
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@@ -197,7 +224,8 @@ void setup() {
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WiFi.begin(SSID, PASSWORD);
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while (WiFi.status() != WL_CONNECTED) {
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while (WiFi.status() != WL_CONNECTED)
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{
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delay(500);
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Serial.print(".");
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}
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@@ -210,21 +238,27 @@ void setup() {
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server.begin();
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}
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void loop() {
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WiFiClient client = server.available(); // listen for incoming clients
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void loop()
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{
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WiFiClient client = server.available(); // listen for incoming clients
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if (client) { // if you get a client,
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Serial.println("New Client."); // print a message out the serial port
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String currentLine = ""; // make a String to hold incoming data from the client
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while (client.connected()) { // loop while the client's connected
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if (client.available()) { // if there's bytes to read from the client,
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char c = client.read(); // read a byte, then
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Serial.write(c); // print it out the serial monitor
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if (c == '\n') { // if the byte is a newline character
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if (client)
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{ // if you get a client,
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Serial.println("New Client."); // print a message out the serial port
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String currentLine = ""; // make a String to hold incoming data from the client
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while (client.connected())
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{ // loop while the client's connected
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if (client.available())
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{ // if there's bytes to read from the client,
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char c = client.read(); // read a byte, then
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Serial.write(c); // print it out the serial monitor
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if (c == '\n')
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{ // if the byte is a newline character
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// if the current line is blank, you got two newline characters in a row.
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// that's the end of the client HTTP request, so send a response:
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if (currentLine.length() == 0) {
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if (currentLine.length() == 0)
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{
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// HTTP headers always start with a response code (e.g. HTTP/1.1 200 OK)
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// and a content-type so the client knows what's coming, then a blank line:
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client.println("HTTP/1.1 200 OK");
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@@ -239,39 +273,52 @@ void loop() {
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client.println();
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// break out of the while loop:
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break;
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} else { // if you got a newline, then clear currentLine:
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}
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else
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{ // if you got a newline, then clear currentLine:
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currentLine = "";
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}
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} else if (c != '\r') { // if you got anything else but a carriage return character,
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currentLine += c; // add it to the end of the currentLine
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}
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else if (c != '\r')
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{ // if you got anything else but a carriage return character,
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currentLine += c; // add it to the end of the currentLine
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}
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// Check to see if the client request was "GET /H" or "GET /L":
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if (currentLine.endsWith("GET /H")) {
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digitalWrite(LED_PIN, HIGH); // GET /H turns the LED on
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if (currentLine.endsWith("GET /H"))
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{
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digitalWrite(LED_PIN, HIGH); // GET /H turns the LED on
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}
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if (currentLine.endsWith("GET /L")) {
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digitalWrite(LED_PIN, LOW); // GET /L turns the LED off
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if (currentLine.endsWith("GET /L"))
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{
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digitalWrite(LED_PIN, LOW); // GET /L turns the LED off
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}
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if (currentLine.endsWith("GET /power")) {
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if (currentLine.endsWith("GET /power"))
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{
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sendButton(POWER);
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}
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if (currentLine.endsWith("GET /play")) {
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if (currentLine.endsWith("GET /play"))
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{
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sendButton(PLAY);
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}
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if (currentLine.endsWith("GET /pause")) {
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if (currentLine.endsWith("GET /pause"))
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{
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sendButton(PAUSE);
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}
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if (currentLine.endsWith("GET /stop")) {
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if (currentLine.endsWith("GET /stop"))
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{
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sendButton(STOP);
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}
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if (currentLine.endsWith("GET /prev")) {
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if (currentLine.endsWith("GET /prev"))
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{
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sendButton(PREV);
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}
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if (currentLine.endsWith("GET /next")) {
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if (currentLine.endsWith("GET /next"))
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{
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sendButton(NEXT);
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}
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if (currentLine.endsWith("POST /api/control-deck")) {
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if (currentLine.endsWith("POST /api/control-deck"))
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{
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Serial.println("POST");
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char c = client.read();
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@@ -284,5 +331,3 @@ void loop() {
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Serial.println("Client Disconnected.");
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}
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}
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Reference in New Issue
Block a user