File content as of revision 2:9aacd567c70b:

#include "mbed.h"

Serial pc(USBTX, USBRX);
SPI spi(p11, p12, p13);
DigitalOut cs(p14);
I2C i2c(p28, p27);
PwmOut led1(LED1);
int addrChip = 0x3A;
char buffer[3];

int calculer_angle(char accX, char accY, char accZ)
{
    pc.printf(&accX);
    pc.printf(&accY);
    pc.printf(&accZ);
    return 0;
}

int main() {
    
    //Activer l'accéléromètre pour lecture 8 bits
    char activation[2] = {0x2A, 0x03};
    i2c.write(addrChip, activation, 2, true);
    
    //Aller lire les valeurs d'accélération
    buffer[0] = 0x01;
    i2c.write(addrChip, buffer, 1, true);
    i2c.read(addrChip, buffer, 3);
    int angle = calculer_angle(buffer[0], buffer[1], buffer[2]);
    //pc.printf("%02x\t", buffer[0]);
    //pc.printf("%02x\t", buffer[1]);
    //pc.printf("%02x\t", buffer[2]);
    //pc.printf("\n");
    
    
    //----Base SPI----
    cs = 0;
    spi.format(8,0);
    spi.frequency(250000);
    wait(0.1);
    cs = 1;
}