Mạch Ghi Đọc Thẻ Micro SD TF SPI

Mạch ghi đọc thẻ micro sd

Các ngõ ra của module: 3.3V, CS, MISO, MOSI, CLK, GND.

Kích thước: 18.5 x 17.5mm

———————-CODE THAM KHẢO———————

Thư viện SD.h

/*SDcardUNOMEGAMOSI1151MISO1250SCK1352CS10(4)53(4)Gắn thẻ nhớ.Nạp code mở Serial Monitor chọn No line ending, baud 9600.*/#include #include File myFile;const int chipSelect = 10;void setup(){ // Open serial communications and wait for port to open:Serial.begin(9600);while (!Serial) {; // wait for serial port to connect. Needed for Leonardo only}Serial.print("Initializing SD card...");pinMode(SS, OUTPUT);if (!SD.begin(chipSelect)) {Serial.println("initialization failed!");return;}Serial.println("initialization done.");myFile = SD.open("test.txt", FILE_WRITE);if (myFile) {Serial.print("Writing to test.txt...");myFile.println("testing 1, 2, 3.");// close the file:myFile.close();Serial.println("done.");} else {// if the file didn't open, print an error:Serial.println("error opening test.txt");}// re-open the file for reading:myFile = SD.open("test.txt");if (myFile) {Serial.println("test.txt:");// read from the file until there's nothing else in it:while (myFile.available()) {Serial.write(myFile.read());}// close the file:myFile.close();} else {// if the file didn't open, print an error:Serial.println("error opening test.txt");}}void loop(){// nothing happens after setup}