2019-12-21 20:08:03 +01:00

67 lines
2.4 KiB
C

/**
******************************************************************************
* @file otp.h
* @author MCD Application Team
* @brief OTP manager interface
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __OTP_H
#define __OTP_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "utilities_common.h"
/* Exported types ------------------------------------------------------------*/
typedef PACKED_STRUCT
{
uint8_t bd_address[6];
uint8_t hse_tuning;
uint8_t id;
} OTP_ID0_t;
/* Exported constants --------------------------------------------------------*/
/* External variables --------------------------------------------------------*/
/* Exported macros -----------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
/**
* @brief This API return the address (64 bits aligned) of the ID parameter in the OTP
* It returns the first ID declaration found from the higher address down to the base address
* The user shall fill the OTP from the base address to the top of the OTP so that the more recent
* declaration is returned by the API
* The OTP manager handles only 64bits parameter
* | Id | Parameter |
* | 8bits | 58bits |
* | MSB | LSB |
*
* @param id: ID of the parameter to read from OTP
* @retval Address of the ID in the OTP - returns 0 when no ID found
*/
uint8_t * OTP_Read( uint8_t id );
#ifdef __cplusplus
}
#endif
#endif /*__OTP_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/