notjob
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@@ -28,6 +28,13 @@ typedef struct {
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} EEPROM_Item;
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#pragma pack(pop)
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typedef struct {
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uint8_t data[EEPROM_SIZE]; // Массив для хранения данных
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uint16_t head; // Указатель на место записи
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uint16_t tail; // Указатель на место чтения
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} RingBuffer_t;
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// Инициализация EEPROM
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EEPROM_Status EEPROM_Init(void);
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31
john103C6T6/EEPROM_Emul/lib/flash_ring.h
Normal file
31
john103C6T6/EEPROM_Emul/lib/flash_ring.h
Normal file
@@ -0,0 +1,31 @@
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#ifndef FLASH_RING_H
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#define FLASH_RING_H
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#include "stm32f1xx_hal.h"
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//#define FLASH_PAGE_SIZE 1024
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#define NUM_OF_PAGE_EEPROM 2
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#define FLASH_START_ADDR 0x08000000
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#define FLASH_SIZE (64 * 1024) // для STM32F103C8
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#define LAST_PAGE_ADDR (FLASH_START_ADDR + FLASH_SIZE - NUM_OF_PAGE_EEPROM*FLASH_PAGE_SIZE)
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#define RECORD_SIZE 255
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#define RECORDS_PER_PAGE NUM_OF_PAGE_EEPROM*(FLASH_PAGE_SIZE / RECORD_SIZE) // 10 записей
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#pragma pack(push, 1)
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typedef struct {
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uint32_t timestamp;
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uint8_t data[RECORD_SIZE-4]; // 200 - 4 байта timestamp
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} FlashRecord_t;
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#pragma pack(pop)
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typedef struct {
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uint32_t write_index; // индекс следующей записи (0-9)
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uint8_t initialized; // флаг инициализации
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} BufferState_t;
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BufferState_t buffer_init(void);
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HAL_StatusTypeDef buffer_write_record(FlashRecord_t* record, BufferState_t* state);
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HAL_StatusTypeDef erase_flash_page(void) ;
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HAL_StatusTypeDef write_flash_record(uint32_t address, FlashRecord_t* record);
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FlashRecord_t* buffer_read_record(uint32_t index);
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void buffer_get_all_records(FlashRecord_t* records[], uint32_t* count);
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#endif // FLASH_RING_H
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