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This commit is contained in:
Tutukov Beslan
2021-11-12 07:10:36 +03:00
parent f818b6b602
commit f6b04a0135
2 changed files with 856 additions and 881 deletions
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1631
eeprom.cpp
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106
eeprom.h
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@@ -3,7 +3,7 @@
// Includes
#include <string>
#include <string>
#include "mbed.h"
@@ -20,22 +20,24 @@
#define EEPROM_MaxError 6
static std::string _ErrorMessageEEPROM[EEPROM_MaxError] = {
"",
"Bad chip address",
"I2C error (nack)",
"Invalid parameter",
"Data address out of range",
"Memory allocation error"
};
"",
"Bad chip address",
"I2C error (nack)",
"Invalid parameter",
"Data address out of range",
"Memory allocation error"
};
/** EEPROM Class
*/
class EEPROM {
public:
enum TypeEeprom {T24C01=128,T24C02=256,T24C04=512,T24C08=1024,T24C16=2048,
T24C32=4096,T24C64=8192,T24C128=16384,T24C256=32768,
T24C512=65536,T24C1024=131072,T24C1025=131073} Type;
enum TypeEeprom {
T24C01 = 128, T24C02 = 256, T24C04 = 512, T24C08 = 1024, T24C16 = 2048,
T24C32 = 4096, T24C64 = 8192, T24C128 = 16384, T24C256 = 32768,
T24C512 = 65536, T24C1024 = 131072, T24C1025 = 131073
} Type;
/**
* Constructor, initialize the eeprom on i2c interface.
* @param sda sda i2c pin (PinName)
@@ -45,39 +47,39 @@ public:
* @return none
*/
EEPROM(PinName sda, PinName scl, uint8_t address, TypeEeprom type);
/**
* Random read byte
* @param address start address (uint32_t)
* @param data byte to read (int8_t&)
* @return none
*/
void read(uint32_t address, int8_t& data);
void read(uint32_t address, int8_t &data);
/**
* Random read short
* @param address start address (uint32_t)
* @param data short to read (int16_t&)
* @return none
*/
void read(uint32_t address, int16_t& data);
void read(uint32_t address, int16_t &data);
/**
* Random read long
* @param address start address (uint32_t)
* @param data long to read (int32_t&)
* @return none
*/
void read(uint32_t address, int32_t& data);
void read(uint32_t address, int32_t &data);
/**
* Random read float
* @param address start address (uint32_t)
* @param data float to read (float&)
* @return none
*/
void read(uint32_t address, float& data);
void read(uint32_t address, float &data);
/**
* Random read anything
* @param address start address (uint32_t)
@@ -86,14 +88,14 @@ public:
* @return none
*/
void read(uint32_t address, void *data, uint32_t size);
/**
* Current address read byte
* @param data byte to read (int8_t&)
* @return none
*/
void read(int8_t& data);
void read(int8_t &data);
/**
* Sequential read byte
* @param address start address (uint32_t)
@@ -102,7 +104,7 @@ public:
* @return none
*/
void read(uint32_t address, int8_t *data, uint32_t size);
/**
* Write byte
* @param address start address (uint32_t)
@@ -110,7 +112,7 @@ public:
* @return none
*/
void write(uint32_t address, int8_t data);
/**
* Write short
* @param address start address (uint32_t)
@@ -118,7 +120,7 @@ public:
* @return none
*/
void write(uint32_t address, int16_t data);
/**
* Write long
* @param address start address (uint32_t)
@@ -126,7 +128,7 @@ public:
* @return none
*/
void write(uint32_t address, int32_t data);
/**
* Write float
* @param address start address (uint32_t)
@@ -134,7 +136,7 @@ public:
* @return none
*/
void write(uint32_t address, float data);
/**
* Write anything (use the page write mode)
* @param address start address (uint32_t)
@@ -143,7 +145,7 @@ public:
* @return none
*/
void write(uint32_t address, void *data, uint32_t size);
/**
* Write array of bytes (use the page mode)
* @param address start address (uint32_t)
@@ -151,53 +153,52 @@ public:
* @param size number of bytes to write (uint32_t)
* @return none
*/
void write(uint32_t address, int8_t data[], uint32_t size);
void write(uint32_t address, const int8_t data[], uint32_t size);
/**
* Wait eeprom ready
* @param none
* @return none
*/
void ready(void);
void ready();
/**
* Get eeprom size in bytes
* @param none
* @return size in bytes (uint32_t)
*/
uint32_t getSize(void);
uint32_t getSize();
/**
* Get eeprom name
* @param none
* @return name (const char*)
*/
const char* getName(void);
const char *getName();
/**
* Clear eeprom (write with 0)
* @param none
* @return none
*/
void clear(void);
/**
* Get the current error number (EEPROM_NoError if no error)
* @param none
* @return none
*/
uint8_t getError(void);
void clear();
/**
* Get the current error number (EEPROM_NoError if no error)
* @param none
* @return none
*/
uint8_t getError();
/**
* Get current error message
* @param none
* @return current error message(std::string)
*/
std::string getErrorMessage(void)
{
return(_ErrorMessageEEPROM[_errnum]);
std::string getErrorMessage(void) const {
return (_ErrorMessageEEPROM[_errnum]);
}
//---------- local variables ----------
private:
I2C _i2c; // Local i2c communication interface instance
@@ -208,7 +209,8 @@ private:
uint8_t _page_number; // Number of page
uint32_t _size; // Size in bytes
bool checkAddress(uint32_t address); // Check address range
static const char * const _name[]; // eeprom name
static const char *const _name[]; // eeprom name
//-------------------------------------
};
#endif