File content as of revision 0:87bc55898a84:

#include "mbed.h"

//#define slave_add ((uint8_t) 0x3C)

Serial pc(PA_9, PA_10); //tx, rx
I2C i2c(PB_7,PB_8);     //sda, scl

i2c.frequency(100000);
pc.baud(115200);

void islp(int endereco_I2C, int num_blocos, int indice_bloco)

    endereco_I2c = endereco_I2C << 1; // 8bit I2C address, 0x90

   
    char cmd[12];
    char data[100];
    
    
    pc.printf("\ni2cmaster\n");
//    while(1){
        cmd[0] = 0xf0;
        
        while(data[0]!=0xfA){
            i2c.write(addr8bit,cmd,1);
            i2c.read(addr8bit,data,1);
            pc.printf("rx=%x\n",data[0]);
        }
        
        
        cmd[0] = 0xf1;
        cmd[1] = 0x01;
        cmd[2] = 0x08;
        cmd[3] = 0x10;
        cmd[4] = 0x00;
        cmd[5] = 0x01;
        cmd[6] = 0x01;
        
        i2c.write(addr8bit,cmd,7);
        
        wait(1);
        
        cmd[0] = 0xf0;
        
        i2c.write(addr8bit,cmd,1);
        i2c.read(addr8bit,data,1);
        pc.printf("rx=%x\n",data[0]);
        
        wait(60*5);
        wait(15);
        
        cmd[0] = 0xf0;
        
        i2c.write(addr8bit,cmd,1);
        i2c.read(addr8bit,data,1);
        pc.printf("rx=%x\n",data[0]);
        
        wait(1);
                
        cmd[0] = 0xf2;
        cmd[1] = 0x05;
        
        i2c.write(addr8bit,cmd,2);
        i2c.read(addr8bit,data,1);
        pc.printf("rx=%x\n",data[0]);
        
        wait(1);
                
        cmd[0] = 0xf3;
        cmd[1] = 0x00;
        cmd[2] = 0x00;
        
        i2c.write(addr8bit,cmd,3);
        i2c.read(addr8bit,data,1);
        pc.printf("rx=%x\n",data[0]);
        
        wait(1);
                
        cmd[0] = 0xf4;
     //   cmd[1] = 0x00;
     //   cmd[2] = 0x00;
        
        i2c.write(addr8bit,cmd,1);
        i2c.read(addr8bit,data,100);
        pc.printf("rx=%x\n",data[0]);
        pc.printf("rx=%x\n",data[1]);
        
        
        
        
        
           
//    }
}