这是本文档旧的修订版!
#include <stdio.h> char incomingByte = 0; // for incoming serial data String inputStr = ""; int R,G,B; boolean com = false; void setup() { // put your setup code here, to run once: Serial.begin(9600); pinMode(13,OUTPUT); inputStr.reserve(200); } void loop() { if (com == true) { sscanf(inputStr.c_str(), "R%dG%dB%d",&R,&G,&B); Serial.print("R:"); Serial.print(R); Serial.print(" G:"); Serial.print(G); Serial.print(" B:"); Serial.println(B); com = false; inputStr = ""; } } void serialEvent(){ //statements incomingByte = Serial.read(); inputStr += incomingByte; if (incomingByte == '\n') com = true; }