/* 
                  ** I2C Library
                  ** Richard Wall
                  ** October 3, 2011
                  ** January 31, 2014 - Uses XC32 peripheral library functions
                  **
                  */
                  
                  #ifndef __I2CLIB
                      #define __I2CLIB
                  
                      #define CCLK        	(80000000) /* 8Mhz Osc on ChipKit Pro MX7 */
                      #define PBCLK       	(CCLK/8)
                  
                      #define I2C_CLOCK_FREQ    357000 
                      #define EEPROM_I2C_BUS    I2C2
                      #define EEPROM_ADDRESS    0x50    /* 0b1010000 Serial EEPROM address */
                      #define MAX_PAGES         64	  /* 64 byte maximum page size. */
                  #endif
                  
                  /* Function Prototypes */
                  
                  void initI2C( I2C_MODULE i2c_port);
                  
                  I2C_RESULT I2CWrtiteEEPROM(I2C_MODULE i2c_port, BYTE DeviceAddrress,
                                              int mem_addr, BYTE *data, int len);
                  
                  I2C_RESULT I2CReadEEPROM(I2C_MODULE i2c_port, BYTE DeviceAddrress,
                                              int mem_addr, BYTE *data, int len);
                  
                  int I2CReadByte(I2C_MODULE i2c_port, BYTE DeviceAddrress, BYTE *data);
                  
                  int I2CWriteByte(I2C_MODULE i2c_port, BYTE DeviceAddrress, BYTE data);
                  
                  BOOL StartTransfer( I2C_MODULE i2c_port, BOOL restart );
                  
                  void StopTransfer( I2C_MODULE i2c_port );
                  
                  BOOL TransmitOneByte( I2C_MODULE i2c_port, BYTE data );
                  
                  I2C_RESULT ReceiveOneByte( I2C_MODULE i2c_port, BYTE *data, BOOL ack );
                  
                  /* End of I2C_EEPROM_lib.h */