File content as of revision 2:bbe1253008e6:

#include "mbed.h"
#include <string>
 

#define ACCEL 0x01
#define PUSHBOUTON 0x02

DigitalOut myled(LED1);
DigitalOut myled2(LED2);
DigitalOut reset(p8);
Serial pc(USBTX, USBRX);
Serial xbee(p13, p14);
string data = "allo bonjour";

 // 7E 00 0F 10 01 00 13 A2 00 40 8B 41 98 00 00 00 00 33 62
 // 7E 00 10 10 01 00 13 A2 00 40 8B 41 98 00 00 00 00 33 33 2F
 
 void checksum()
{
    
}
void xbee_transmit(char type, string data)
{
    char checkSum = 0;
    char size = data.length() + 0x0E; //0x0E + data type + nombre de data = 0x0F + nombre de data
    xbee.putc(0x7E); // start delimeter
    xbee.putc(0x00); // length
    xbee.putc(size); // length
    
    xbee.putc(0x10); // frame type
    xbee.putc(0x01); // frame ID
    xbee.putc(0x00); // adress MAC debut
    xbee.putc(0x13); // |
    xbee.putc(0xA2); // |
    xbee.putc(0x00); // |
    xbee.putc(0x40); // |
    xbee.putc(0x8B); // |
    xbee.putc(0x41); // |
    xbee.putc(0x98); // adress MAC fin
    xbee.putc(0x00); // dest. adress network
    xbee.putc(0x00); // dest. adress network
    xbee.putc(0x00); // broadcast radius
    xbee.putc(0x00); // option
    checkSum = checkSum + 0x10 + 0x01 + 0x00 + 0x13+ 0xA2 + 0x00 + 0x40 + 0x8B +0x41 + 0x98 + 0x00 + 0x00 + 0x00 + 0x00;
    //data type
    for (int i=0;i<data.length();i++)  //data
    {
        xbee.putc(data[i]);
        checkSum += data[i];
    }
    checkSum = 0xff - checkSum;
    pc.printf(" check sum = %x" , checkSum);
    xbee.putc(checkSum); // checksum
    
}

int main() 
{
    myled = 1;
    myled2 = 1;
    reset = 0;
    wait_ms(400);
    reset = 1;
    myled = 0;
    myled2 = 0;
    while(1) 
    {
        wait(4);
        xbee_transmit(ACCEL, data);
       
       
       /* if(xbee.readable())
        {
            pc.putc(xbee.getc()); 
            myled2 = ! myled2;
        }
        if(pc.readable())
        {
            xbee.putc(pc.getc()); 
            myled = ! myled;     
        }*/
    }
}