PDR/1.Software/PDR 1.01/3rdparty/NMEAParser-master/examples/NMEALedLight/NMEALedLight.ino

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2022-09-15 16:35:25 +08:00
/*
* NMEAParser library.
*
* A NMEA example to switch ON or OFF the built in LED
*
* Sentences to send are :
*
* $ARLED,1*43
*
* to switch the LED on and
*
* $ARLED,0*42
*
* to switch the LED off
*
* Set the serial monitor end of line to <cr><lf>
*/
#include <NMEAParser.h>
/* A parser with only one handler */
NMEAParser<1> parser;
void errorHandler()
{
Serial.print("*** Error : ");
Serial.println(parser.error());
}
void unknownCommand()
{
Serial.print("*** Unkown command : ");
char buf[6];
parser.getType(buf);
Serial.println(buf);
}
void ledHandler()
{
Serial.print("Got ARLED with ");
Serial.print(parser.argCount());
Serial.println(" arguments");
int ledState;
if (parser.getArg(0,ledState)) {
digitalWrite(LED_BUILTIN, ledState == 0 ? LOW : HIGH);
}
}
void setup() {
Serial.begin(115200);
parser.setErrorHandler(errorHandler);
parser.addHandler("ARLED", ledHandler);
parser.setDefaultHandler(unknownCommand);
pinMode(LED_BUILTIN, OUTPUT);
}
void loop() {
if (Serial.available()) {
parser << Serial.read();
}
}