File content as of revision 0:52fba6f1554b:

#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[6];
int resultat[3];

int main() {
    
    //Activer l'accéléromètre
    char addrIdle[2] = {0x2A, 0x01};
    i2c.write(addrChip, addrIdle, 2, true);
    
    //Aller lire les valeurs d'accélération
    buffer[0] = 0x01;
    i2c.write(addrChip, buffer, 1, true);
    i2c.read(addrChip, buffer, 6);
    pc.printf("%03x\t", buffer[2]);
    pc.printf("%03x\t", buffer[3]);
    char temp[1];
    temp[0] = ("%02x"+"%02x", buffer[2], buffer[3]);
    pc.printf("%02x\n", temp[0]);
    //resultat[0] = buffer[0]+buffer[1]
    
    
    /*pc.printf("%02x\n", buffer[0]);
    pc.printf("%02x\n", buffer[1]);
    pc.printf("%02x\n", buffer[2]);
    pc.printf("%02x\n", buffer[3]);
    pc.printf("%02x\n", buffer[4]);
    pc.printf("%02x\n", buffer[5]);*/
    
    //----Base SPI----
    cs = 0;
    spi.format(8,0);
    spi.frequency(250000);
    spi.write(buffer[0]);
    spi.write(buffer[1]);
    spi.write(buffer[2]);
    spi.write(buffer[3]);
    
}