Colony

/**

 * @file eeprom.h

 * @brief handles eeprom storage for persistent data

 *

 * Contains functions and definitions for reading and writing to eeprom

 *

 * @author Colony Project, Brad Neuman

 */

 #ifndef _EEPROM_H_

 #define _EEPROM_H_

 #include <bom.h>

 #define EEPROM_ROBOT_ID_ADDR 0x10

 #define EEPROM_BOM_TYPE_ADDR 0x14

 /** @brief store a byte to eeproem

  *  @return 0 if success, nonzero on failure

  */

 int eeprom_put_byte(unsigned int addr, unsigned char byte);

 /** @brief reads a byte from eeprom

  *

  *  Pass it thge address and a pointer to a byte where the byte at the

  *  address will be stored

  *

  *  @return 0 if successful (byte is set to the eeprom value at addr), 

  *  nonzero if there was a problem

   */

 int eeprom_get_byte(unsigned int addr, unsigned char *byte);

 /** @brief get stored robot ID

  *

  *  checks that EEPROM has been programed with an ID and returns it

  *

  *  @return the robot id, if it is stored. If it returns 0xFF it is probably invalid

  */

 unsigned char get_robotid(void);

   /** @brief get stored robot ID

  *

  * checks that EEPROM has been programed with an BOM type and returns it

  *

  *  @return the robot bom type as defined in bom.h, if it is stored. If it returns 0xFF it is probably invalid

  */

 unsigned char get_bom_type(void);

 #endif