User Manual

float getValue;
int value;
float oldvalue;
void setup() {
Serial.begin(9600);
}
void loop() {
getValue = analogRead(A0);
if (getValue==oldvalue)
{;}
else
{ oldvalue=getValue;
getValue=(getValue*100/1023);
value=getValue;
Serial.print("j0.val=");
Serial.print(value);
Serial.write(0xff);
Serial.write(0xff);
Serial.write(0xff);
Serial.print("t0.txt=");
Serial.write(0x22);
Serial.print(value);
Serial.write(0x22);
Serial.write(0xff);
Serial.write(0xff);
Serial.write(0xff);
}
delay(100);
}
If use the Arduino library we offer, it will be much concise and easy to read.