/*
** ###################################################################
**     Filename : 24lc256.h
**     DataSheet: Microchip 24AA256/24LC256/24FC256 256K IIC Serial EEPROM
**                REV: 2004
**
**
**     Compiler  : CodeWarrior compiler
**     Date/Time : 03.11.2008
**     Abstract  :
**         This header implements structures and addresses for the 24LC256
**         EPROM
**
**     Omair Khan
**     University of Southern California
**     www.omair-khan.com
**
**
**      Revisions:
**        none
**
** ###################################################################
*/

#ifndef _24LC256_H
#define _24LC256_H

/* Types definition */
typedef unsigned char byte;
typedef unsigned int word;
typedef unsigned long dword;
typedef unsigned long dlong[2];

#pragma MESSAGE DISABLE C1106 /* WARNING C1106: Non-standard bitfield type */

/** LCD Built in HEX values **/

#define EPROM_IIC_ADDR    0xA0

#define EPROM_START_ADDR  0x0000

/*** Text Layer Addr ***/
typedef union {
  word Word;
  struct {
    byte ADDRL0       :1;                                       /* ADDR     Bit 0  */
    byte ADDRL1       :1;                                       /* ADDR     Bit 1  */
    byte ADDRL2       :1;                                       /* ADDR     Bit 2  */
    byte ADDRL3       :1;                                       /* ADDR     Bit 3  */
    byte ADDRL4       :1;                                       /* ADDR     Bit 4  */
    byte ADDRL5       :1;                                       /* ADDR     Bit 5  */
    byte ADDRL6       :1;                                       /* ADDR     Bit 6  */
    byte ADDRL7       :1;                                       /* ADDR     Bit 7  */
    byte ADDRH0       :1;                                       /* ADDR     Bit 8  */ 
    byte ADDRH1       :1;                                       /* ADDR     Bit 9  */
    byte ADDRH2       :1;                                       /* ADDR     Bit 10 */
    byte ADDRH3       :1;                                       /* ADDR     Bit 11 */
    byte ADDRH4       :1;                                       /* ADDR     Bit 12 */
    byte ADDRH5       :1;                                       /* ADDR     Bit 13 */
    byte ADDRH6       :1;                                       /* ADDR     Bit 14 */
    byte ADDRH7       :1;                                       /* ADDR     Bit 15 */ 
  } Bits;
  struct {
    byte ADDRL      :8;
    byte ADDRH      :8;
  } MergedBits;
} EPROM_ADDRSTR;

EPROM_ADDRSTR _EPROM_ADDR;

#define EPROM_ADDR                 _EPROM_ADDR.Word
#define EPROM_ADDR_ADDRH           _EPROM_ADDR.MergedBits.ADDRH
#define EPROM_ADDR_ADDRL           _EPROM_ADDR.MergedBits.ADDRL
#define EPROM_ADDR_ADDRH7          _EPROM_ADDR.Bits.ADDRH7
#define EPROM_ADDR_ADDRH6          _EPROM_ADDR.Bits.ADDRH6
#define EPROM_ADDR_ADDRH5          _EPROM_ADDR.Bits.ADDRH5
#define EPROM_ADDR_ADDRH4          _EPROM_ADDR.Bits.ADDRH4
#define EPROM_ADDR_ADDRH3          _EPROM_ADDR.Bits.ADDRH3
#define EPROM_ADDR_ADDRH2          _EPROM_ADDR.Bits.ADDRH2
#define EPROM_ADDR_ADDRH1          _EPROM_ADDR.Bits.ADDRH1
#define EPROM_ADDR_ADDRH0          _EPROM_ADDR.Bits.ADDRH0
#define EPROM_ADDR_ADDRL7          _EPROM_ADDR.Bits.ADDRL7
#define EPROM_ADDR_ADDRL6          _EPROM_ADDR.Bits.ADDRL6
#define EPROM_ADDR_ADDRL5          _EPROM_ADDR.Bits.ADDRL5
#define EPROM_ADDR_ADDRL4          _EPROM_ADDR.Bits.ADDRL4
#define EPROM_ADDR_ADDRL3          _EPROM_ADDR.Bits.ADDRL3
#define EPROM_ADDR_ADDRL2          _EPROM_ADDR.Bits.ADDRL2
#define EPROM_ADDR_ADDRL1          _EPROM_ADDR.Bits.ADDRL1
#define EPROM_ADDR_ADDRL0          _EPROM_ADDR.Bits.ADDRL0


#define EPROM_ADDR_ADDRH75_MASK    32768
#define EPROM_ADDR_ADDRH6_MASK     16384
#define EPROM_ADDR_ADDRH5_MASK     8192
#define EPROM_ADDR_ADDRH4_MASK     4096
#define EPROM_ADDR_ADDRH3_MASK     2048
#define EPROM_ADDR_ADDRH2_MASK     1024
#define EPROM_ADDR_ADDRH1_MASK     512
#define EPROM_ADDR_ADDRH0_MASK     256
#define EPROM_ADDR_ADDRL7_MASK     128
#define EPROM_ADDR_ADDRL6_MASK     64
#define EPROM_ADDR_ADDRL5_MASK     32
#define EPROM_ADDR_ADDRL4_MASK     16
#define EPROM_ADDR_ADDRL3_MASK     8
#define EPROM_ADDR_ADDRL2_MASK     4
#define EPROM_ADDR_ADDRL1_MASK     2
#define EPROM_ADDR_ADDRL0_MASK     1

EPROM_ADDRSTR _EPROM_ADDR1;

#define EPROM_ADDR1                 _EPROM_ADDR1.Word
#define EPROM_ADDR1_ADDRH           _EPROM_ADDR1.MergedBits.ADDRH
#define EPROM_ADDR1_ADDRL           _EPROM_ADDR1.MergedBits.ADDRL
#define EPROM_ADDR1_ADDRH7          _EPROM_ADDR1.Bits.ADDRH7
#define EPROM_ADDR1_ADDRH6          _EPROM_ADDR1.Bits.ADDRH6
#define EPROM_ADDR1_ADDRH5          _EPROM_ADDR1.Bits.ADDRH5
#define EPROM_ADDR1_ADDRH4          _EPROM_ADDR1.Bits.ADDRH4
#define EPROM_ADDR1_ADDRH3          _EPROM_ADDR1.Bits.ADDRH3
#define EPROM_ADDR1_ADDRH2          _EPROM_ADDR1.Bits.ADDRH2
#define EPROM_ADDR1_ADDRH1          _EPROM_ADDR1.Bits.ADDRH1
#define EPROM_ADDR1_ADDRH0          _EPROM_ADDR1.Bits.ADDRH0
#define EPROM_ADDR1_ADDRL7          _EPROM_ADDR1.Bits.ADDRL7
#define EPROM_ADDR1_ADDRL6          _EPROM_ADDR1.Bits.ADDRL6
#define EPROM_ADDR1_ADDRL5          _EPROM_ADDR1.Bits.ADDRL5
#define EPROM_ADDR1_ADDRL4          _EPROM_ADDR1.Bits.ADDRL4
#define EPROM_ADDR1_ADDRL3          _EPROM_ADDR1.Bits.ADDRL3
#define EPROM_ADDR1_ADDRL2          _EPROM_ADDR1.Bits.ADDRL2
#define EPROM_ADDR1_ADDRL1          _EPROM_ADDR1.Bits.ADDRL1
#define EPROM_ADDR1_ADDRL0          _EPROM_ADDR1.Bits.ADDRL0


#define EPROM_ADDR1_ADDRH75_MASK    32768
#define EPROM_ADDR1_ADDRH6_MASK     16384
#define EPROM_ADDR1_ADDRH5_MASK     8192
#define EPROM_ADDR1_ADDRH4_MASK     4096
#define EPROM_ADDR1_ADDRH3_MASK     2048
#define EPROM_ADDR1_ADDRH2_MASK     1024
#define EPROM_ADDR1_ADDRH1_MASK     512
#define EPROM_ADDR1_ADDRH0_MASK     256
#define EPROM_ADDR1_ADDRL7_MASK     128
#define EPROM_ADDR1_ADDRL6_MASK     64
#define EPROM_ADDR1_ADDRL5_MASK     32
#define EPROM_ADDR1_ADDRL4_MASK     16
#define EPROM_ADDR1_ADDRL3_MASK     8
#define EPROM_ADDR1_ADDRL2_MASK     4
#define EPROM_ADDR1_ADDRL1_MASK     2
#define EPROM_ADDR1_ADDRL0_MASK     1

#endif