Example for Arduino-Write Data
Last revision 2025/12/24
This article presents a comprehensive example of how to write data using Arduino and a Serial Data Logger, including hardware/software requirements, connection diagrams, and sample code.
Hardware Preparation
Software Preparation
- Download Arduino IDE: Click to download Arduino IDE
Connection Diagram

Sample Code
Write data to the module through Serial.print, save a file every once in a while.
#define SPIN 6 //Connect to the module Pin S, trigger to save files at low level
uint16_t i = 0;
void setup(void)
{
Serial.begin(9600);
delay(2000); //To aviod data lost, delay a period of time to wait for the module to start
pinMode(SPIN, OUTPUT);
digitalWrite(SPIN, HIGH);
}
void loop(void)
{
Serial.println(String(i));
i++;
if((i % 10) == 0){
digitalWrite(SPIN, LOW);
delay(500);
digitalWrite(SPIN, HIGH);
}
delay(300);
}
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