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arduino.ino
65 lines (53 loc) · 1.18 KB
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arduino.ino
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#define numOfValsRec 2
#define digitsPerValRec 3
int valsRec[numOfValsRec];
int stringLength=numOfValsRec*digitsPerValRec+1;
int counter =0;
bool counterStart=false;
String receivedString;
int buttonState;
void setup() {
Serial.begin(9600); // mở serial với baudrate 9600
pinMode(LED_BUILTIN, OUTPUT);
pinMode(7, INPUT);
valsRec[0]=90;
valsRec[1]=90;
}
void receiveData(){
while (Serial.available()){
char c = Serial.read();
if (c=='$'){
counterStart=true;
}
if (counterStart){
if(counter<stringLength){
receivedString=String(receivedString+c);
counter++;
}
if(counter>=stringLength){
for (int i=0;i<numOfValsRec;i++){
int num=(i*digitsPerValRec)+1;
valsRec[i]=receivedString.substring(num,num+digitsPerValRec).toInt();
}
receivedString="";
counter=0;
counterStart=false;
}
}
}
}
void loop() {
receiveData();
buttonState = digitalRead(7);
if (buttonState == HIGH) {
// turn LED on:
valsRec[1]=1;
} else {
// turn LED off:
valsRec[1]=0;
}
Serial.print(valsRec[0]);
Serial.print(",");
Serial.println(valsRec[1]);
delay(1000);
}