MICROSD_SPI.h - main - electronic_modules/microSD

MICROSD_SPI.h
95 строк2 KB
Электронные Модули | Electronic Modules
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21 окт 2025, 22:09
21 окт 2025, 22:09c1735bc
#ifndef MICROSD_SPI_H
#define MICROSD_SPI_H

#include <Arduino.h>
#include <SPI.h>
#include <SD.h>

// Use FILE_READ and FILE_WRITE directly from SD library
#define MSD_FILE_READ FILE_READ
#define MSD_FILE_WRITE FILE_WRITE

class MicroSDFile : public Print {
private:
    char _name[13]; // 8.3 filename format
    File *_file;    // Underlying file pointer
    bool _isOpen;

public:
    MicroSDFile();
    MicroSDFile(File f, const char *name);
    ~MicroSDFile();
    
    // File operations
    virtual size_t write(uint8_t data);
    virtual size_t write(const uint8_t *buf, size_t size);
    virtual int read();
    virtual int peek();
    virtual int available();
    virtual void flush();
    int read(void *buf, uint16_t nbyte);
    bool seek(uint32_t pos);
    uint32_t position();
    uint32_t size();
    void close();
    operator bool();
    char* name();

    // Directory operations
    bool isDirectory(void);
    MicroSDFile openNextFile(uint8_t mode = MSD_FILE_READ);
    void rewindDirectory(void);
    
    // Print methods
    using Print::write; // Import other write methods
    size_t println(const char* str);
    size_t println(const String &str);
    size_t println(int num);
    size_t print(const char* str);
    size_t print(const String &str);
    size_t print(int num);
};

class MICROSD_SPI {
private:
    int _MSD_SPI_CS;
    int _MSD_SPI_DI;
    int _MSD_SPI_SCLK;
    int _MSD_SPI_DO;
    
    bool _initialized;

public:
    MICROSD_SPI(int MSD_SPI_CS, int MSD_SPI_DI, int MSD_SPI_SCLK, int MSD_SPI_DO);
    
    // Initialization
    bool initial();
    bool initial(uint8_t csPin);
    void finish();
    
    // File operations
    MicroSDFile open(const char *filename, uint8_t mode = MSD_FILE_READ);
    MicroSDFile open(const String &filename, uint8_t mode = MSD_FILE_READ);
    
    // File system operations
    bool exists(const char *filepath);
    bool exists(const String &filepath);
    bool mkdir(const char *filepath);
    bool mkdir(const String &filepath);
    bool remove(const char *filepath);
    bool remove(const String &filepath);
    bool rmdir(const char *filepath);
    bool rmdir(const String &filepath);
    
    // Information
    uint64_t totalBytes();
    uint64_t usedBytes();
    uint64_t freeBytes();
    bool isInitialized();
    
    // Utility functions
    void listFiles(const char *dirname = "/");
    bool format();
};

#endif