VM_DCL_HANDLE i2c_handle;
 vm_dcl_i2c_control_config_t conf_data;
 vm_i2c_ctrl_single_write_t write_data;
 VM_DCL_BUFF_LEN len;
 VMUINT8 i2c_write_data[2] = {0x56,0x78};
i2c_handle = vm_dcl_open(VM_DCL_I2C,0);
if(VM_DCL_HANDLE_INVALID==i2c_handle) return;
conf_data.reserved_0 = 0;
conf_data.transaction_mode = VM_DCL_I2C_TRANSACTION_FAST_MODE;
conf_data.get_handle_wait = 0;
conf_data.reserved_1 = 0;
conf_data.delay_length = 0;
conf_data.slave_address = 0x98;
conf_data.fast_mode_speed = 400;
conf_data.high_mode_speed = 0;
vm_dcl_control(i2c_handle,VM_DCL_I2C_CMD_CONFIG,(void *)&conf_data);
write_data.data_ptr = i2c_write_data;
write_data.data_length = 2;
vm_dcl_write(i2c_handle,(VM_DCL_BUFF*)i2c_write_data,2,&len,0);
 //To do something with the handle.