- 29a Bùi Xuân Phái, P.Tây Thạnh, Quận Tân Phú, TPHCM
- linhkienduchuy2018@gmail.com
- 0942954739 - 0919900767
Giao miễn phí trong nội thành TPHCM đối với đơn hàng trên 1 triệu đồng
Tặng ngay 50.000đ cho đơn hàng trên 2 triệu đồng
BƯỚC 3: KẾT NỐI THEO SƠ ĐỒ.
BƯỚC 4: TIẾN HÀNH NẠP CODE
#include <SPI.h>
#include <SD.h>
File myFile;
// change this to match your SD shield or module;
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...");
if (!SD.begin()) {
Serial.println("initialization failed!");
return;
}
Serial.println("initialization done.");
// open the file. note that only one file can be open at a time,
// so you have to close this one before opening another.
myFile = SD.open("test.txt", FILE_WRITE);
// if the file opened okay, write to it:
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
}
BƯỚC 4: MỞ CỔNG SERIAL MONITOR VÀ KIỂM TRA KẾT QUẢ NHƯ MÔ TẢ
3,000₫
70,000₫
5,000₫
42,000₫
48,000₫
80,000₫
85,000₫
100,000₫
4,000₫
40,000₫
13,000₫
28,000₫
2,000₫
23,000₫
25,000₫
50,000₫
70,000₫
6,000₫
6,000₫
7,000₫
5,000₫
8,000₫
13,000₫
120,000₫
120,000₫
120,000₫
120,000₫
120,000₫
120,000₫
120,000₫
45,000₫
25,000₫
25,000₫
25,000₫
20,000₫
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