I want get queried I/O samples from remote Xbee by giving remote AT commands from coordinate xbee.I want to know the status of LED which is connected on DIO4.I am using following code:
int val;
void setup(){
Serial.begin(9600);
}
void loop(){
Serial.write(0x7E);
Serial.write((byte)0x0);
Serial.write(0x0F);
Serial.write(0x17);
Serial.write((byte)0x01);
Serial.write((byte)0x0);
Serial.write((byte)0x13);
Serial.write((byte)0xA2);
Serial.write((byte)0x0);
Serial.write((byte)0x40);
Serial.write((byte)0xA9);
Serial.write((byte)0xD0);
Serial.write((byte)0x84);
Serial.write(0xFF);
Serial.write(0xFE);
Serial.write(0x0);
Serial.write(āIā);
Serial.write(āSā);
Serial.write(0x5C);//checksum
delay(500);
if(Serial.available()>=21){
if(Serial.read() == 0x7E){
for(int i = 0;i<23;i++){
byte not_useful = Serial.read();
}
val=Serial.read();
if(val==0){
Serial.println("LED is OFF");
}
else if(val==16){
Serial.println("LED is ON");
}
}
}
}
//First I am requesting a sample using IS command.Then when I receive its response I am interpreting the response frame to get desired output displayed on the arduino serial monitor.The code is not working.PLZ help