File content as of revision 0:12678c3187de:

/*
 * wave2
 *
 */
 
#include "mbed.h"

DigitalOut myled(LED1);
AnalogOut ano1(p18);

Ticker oscTick1;

float oscData[] = 
//    { 0,1,0,1,0,1 };
//    { 0, .5 };
//    { .33,.67,.33,.67,.33,.67 };
//    { 0, .15, .05, .1 }; // 1:1
    { 0, .15, 0, .15, .05, .1, .05, .1, };
//    { 
//        0, .15, 0, .15, 0, .15, 0, .15, 0, .15, 0, .15, // 0, .15, 0, .15, 0, .15, 0, .15, 0, .15, 0, .15,
//        .05, .1, .05, .1, .05, .1, .05, .1, .05, .1, .05, .1, // .05, .1, .05, .1, .05, .1, .05, .1, .05, .1, .05, .1,
//      };

const int dx_max = sizeof(oscData)/sizeof(oscData[0]);
int dx = 0;

// ---------------------------------------------------------------------------

void oscOut1() {
//    uint16_t v = (oscData[dx++]*0xFFFF)/3;
    float v = oscData[dx++];
//    ano1.write_u16(v);
    ano1 = v;
    if(dx >= dx_max) dx = 0; 
}

// ---------------------------------------------------------------------------

int main() {

    ano1 = 0;
    oscTick1.attach_us(&oscOut1, 500); // chip period: 500-1KHz, 417-1200Hz, 833-600Hz

    while(1) {
        myled = 1;
        wait(0.2);
        myled = 0;
        wait(0.2);
    }

} // main