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November 7, 2015 07:30
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/* | |
Serial Event example | |
When new serial data arrives, this sketch adds it to a String. | |
When a newline is received, the loop prints the string and | |
clears it. | |
A good test for this is to try it with a GPS receiver | |
that sends out NMEA 0183 sentences. | |
Created 9 May 2011 | |
by Tom Igoe | |
This example code is in the public domain. | |
http://www.arduino.cc/en/Tutorial/SerialEvent | |
*/ | |
String inputString = ""; // a string to hold incoming data | |
boolean stringComplete = false; // whether the string is complete | |
void setup() { | |
// initialize serial: | |
Serial.begin(9600); | |
// reserve 200 bytes for the inputString: | |
inputString.reserve(200); | |
} | |
void loop() { | |
// | |
// print the string when a newline arrives: | |
// | |
if (stringComplete) { | |
if (inputString == "test\n"){ | |
Serial.println("1.5,2.5,0.5.53253.0"); | |
} else if (inputString == "hello\n"){ | |
Serial.println("some random sensor values"); | |
} else { | |
Serial.println("watashiwa!"); | |
} | |
// clear the string: | |
inputString = ""; | |
stringComplete = false; | |
} | |
} | |
/* | |
SerialEvent occurs whenever a new data comes in the | |
hardware serial RX. This routine is run between each | |
time loop() runs, so using delay inside loop can delay | |
response. Multiple bytes of data may be available. | |
*/ | |
void serialEvent() { | |
while (Serial.available()) { | |
// get the new byte: | |
char inChar = (char)Serial.read(); | |
// add it to the inputString: | |
inputString += inChar; | |
// if the incoming character is a newline, set a flag | |
// so the main loop can do something about it: | |
if (inChar == '\n') { | |
stringComplete = true; | |
} | |
} | |
} | |
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