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#ifndef SWI2C_H
#define SWI2C_H
//initialize
extern void swi2c_init(unsigned char sda, unsigned char scl, unsigned char cfg);
//check device address acknowledge
extern int swi2c_check(unsigned char dev_addr);
//read write functions - 8bit address (most i2c chips)
#ifdef SWI2C_A8
extern int swi2c_readByte_A8(unsigned char dev_addr, unsigned char addr, unsigned char* pbyte);
extern int swi2c_writeByte_A8(unsigned char dev_addr, unsigned char addr, unsigned char* pbyte);
#endif //SWI2C_A8
//read write functions - 16bit address (e.g. serial eeprom AT24C256)
#ifdef SWI2C_A16
extern int swi2c_readByte_A16(unsigned char dev_addr, unsigned short addr, unsigned char* pbyte);
extern int swi2c_writeByte_A16(unsigned char dev_addr, unsigned short addr, unsigned char* pbyte);
#endif //SWI2C_A16
#endif //SWI2C_H
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