Subversion Repositories DashDisplay

Rev

Rev 18 | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
16 mjames 1 
/**
2 
  ******************************************************************************
3 
  * @file    EEPROM_Emulation/inc/eeprom.h
4 
  * @author  MCD Application Team
5 
  * @version V3.1.0
6 
  * @date    07/27/2009
7 
  * @brief   This file contains all the functions prototypes for the EEPROM
8 
  *          emulation firmware library.
9 
  ******************************************************************************
10 
  * @copy
11 
  *
12 
  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
13 
  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
14 
  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
15 
  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
16 
  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
17 
  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
18 
  *
19 
  * <h2><center>&copy; COPYRIGHT 2009 STMicroelectronics</center></h2>
20 
  */
21 
 
22 
/* Define to prevent recursive inclusion -------------------------------------*/
23 
#ifndef __EEPROM_H
24 
#define __EEPROM_H
25 
 
26 
/* Includes ------------------------------------------------------------------*/
27 
/* #include "stm32f10x.h" */
28 
#define HAL_FLASH_MODULE_ENABLED
29 
#define STM32F10X_MD
30 
#include "stm32f1xx_hal_flash.h"
31 
 
32 
 
33 
/* Exported constants --------------------------------------------------------*/
34 
/* Define the STM32F10Xxx Flash page size depending on the used STM32 device */
35 
#if defined (STM32F10X_LD) || defined (STM32F10X_MD)
36 
  #define PAGE_SIZE  (uint16_t)0x400  /* Page size = 1KByte */
37 
#elif defined (STM32F10X_HD) || defined (STM32F10X_CL)
38 
  #define PAGE_SIZE  (uint16_t)0x800  /* Page size = 2KByte */
39 
#endif
40 
 
41 
 
22 mjames 42 
 
43 
 
16 mjames 44 
typedef uint8_t FlashPage_t[PAGE_SIZE];
45 
 
46 
 
47 
extern FlashPage_t FlashPage[2];
48 
 
49 
 
50 
typedef uint16_t FLASH_Status;
51 
 
52 
 
53 
/* Pages 0 and 1 base and end addresses */
54 
#define PAGE0_BASE_ADDRESS      ((uint32_t)(&FlashPage[0]))
55 
#define PAGE0_END_ADDRESS       ((uint32_t)(&FlashPage[0] + (PAGE_SIZE - 1)))
56 
 
57 
#define PAGE1_BASE_ADDRESS      ((uint32_t)(&FlashPage[1]))
58 
#define PAGE1_END_ADDRESS       ((uint32_t)(&FlashPage[1] +(PAGE_SIZE - 1)))
59 
 
60 
/* Used Flash pages for EEPROM emulation */
61 
#define PAGE0                   ((uint16_t)0x0000)
62 
#define PAGE1                   ((uint16_t)0x0001)
63 
 
64 
/* No valid page define */
65 
#define NO_VALID_PAGE           ((uint16_t)0x00AB)
66 
 
67 
/* Page status definitions */
68 
#define ERASED                  ((uint16_t)0xFFFF)     /* PAGE is empty */
69 
#define RECEIVE_DATA            ((uint16_t)0xEEEE)     /* PAGE is marked to receive data */
70 
#define VALID_PAGE              ((uint16_t)0x0000)     /* PAGE containing valid data */
71 
 
72 
/* Valid pages in read and write defines */
73 
#define READ_FROM_VALID_PAGE    ((uint8_t)0x00)
74 
#define WRITE_IN_VALID_PAGE     ((uint8_t)0x01)
75 
 
76 
/* Page full define */
77 
#define PAGE_FULL               ((uint8_t)0x80)
78 
 
79 
/* Variables' number */
17 mjames 80 
#define NumbOfVar               ((uint8_t)0x02)
16 mjames 81 
 
82 
/* Exported types ------------------------------------------------------------*/
83 
/* Exported macro ------------------------------------------------------------*/
84 
/* Exported functions ------------------------------------------------------- */
85 
uint16_t EE_Init(void);
86 
uint16_t EE_ReadVariable(uint16_t VirtAddress, uint16_t* Data);
87 
uint16_t EE_WriteVariable(uint16_t VirtAddress, uint16_t Data);
88 
 
89 
#endif /* __EEPROM_H */
90 
 
91 
/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/