control LED by CdS http://shokai.org/blog/archives/5103
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main.cpp
00001 #include "mbed.h" 00002 00003 Serial pc(USBTX, USBRX); 00004 00005 DigitalOut led1(LED1); // on board LED 00006 DigitalOut led2(p11); 00007 AnalogIn adc(p15); 00008 float ain; 00009 00010 int main() { 00011 while(1) { 00012 led1 = !led1; // blink LED 00013 ain = adc; 00014 if(ain < 0.4) led2 = 1; 00015 else led2 = 0; 00016 pc.printf("%f\r\n", (float)ain); 00017 wait(0.3); 00018 } 00019 }
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