File content as of revision 7:1887c4e4b5de:

#include "mbed.h"
#include "Thread.h"
#include "rtos_idle.h"
#include "mbed_critical.h"
#include "NeoPixelRing12.h"
 
#define  USE_CRITICAL_SECTION_LOCK      1   // Set 0 to see race condition

InterruptIn button(USER_BUTTON);
DigitalOut myled(D8);
DigitalOut led1(LED1);
NeoPixelRing12 npr(D8);

void bit0(){
    myled = 1; 
    wait_ns(190); 
    myled = 0;
    wait_ns(740);
}

void bit1(){
    myled = 1; 
    wait_ns(600); 
    myled = 0;
    wait_ns(600);
}

void pressed(){
    led1=1;
}

void released(){
    npr.setLights(1, "000000");
    npr.rst();
    npr.setLights(12, "000000");
    led1=true;
}


int main()
{
     int i=0;
     char blank[100] = "000000";
     char r[100] = "ff0000";
     char g[100] = "00ff00";
     char b[100] = "0000ff";
     button.rise(&pressed);
     button.fall(&released);
        //CriticalSectionLock  lock;
        //bit0();
        //CriticalSectionLock  unlock;
        
        //Une led à 0 avant d'envoyer la trame pour éviter
        //le bug de trame
        npr.setLights(1, "ff0000");
        npr.rst();
        //la trame
        npr.setLights(5, r);
        npr.setLights(2, g);
        npr.setLights(4, b);
        npr.rst();
        wait(100.0);
}