PDL for FM0+  Version1.0
Peripheral Driverl Library for FM0+
C:/pdl_v10/library/utility/at24cxx/i2c_at24cxx.h
Go to the documentation of this file.
00001 /*******************************************************************************
00002 * Copyright (C) 2013 Spansion LLC. All Rights Reserved.
00003 *
00004 * This software is owned and published by:
00005 * Spansion LLC, 915 DeGuigne Dr. Sunnyvale, CA  94088-3453 ("Spansion").
00006 *
00007 * BY DOWNLOADING, INSTALLING OR USING THIS SOFTWARE, YOU AGREE TO BE BOUND
00008 * BY ALL THE TERMS AND CONDITIONS OF THIS AGREEMENT.
00009 *
00010 * This software contains source code for use with Spansion
00011 * components. This software is licensed by Spansion to be adapted only
00012 * for use in systems utilizing Spansion components. Spansion shall not be
00013 * responsible for misuse or illegal use of this software for devices not
00014 * supported herein.  Spansion is providing this software "AS IS" and will
00015 * not be responsible for issues arising from incorrect user implementation
00016 * of the software.
00017 *
00018 * SPANSION MAKES NO WARRANTY, EXPRESS OR IMPLIED, ARISING BY LAW OR OTHERWISE,
00019 * REGARDING THE SOFTWARE (INCLUDING ANY ACOOMPANYING WRITTEN MATERIALS),
00020 * ITS PERFORMANCE OR SUITABILITY FOR YOUR INTENDED USE, INCLUDING,
00021 * WITHOUT LIMITATION, THE IMPLIED WARRANTY OF MERCHANTABILITY, THE IMPLIED
00022 * WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE OR USE, AND THE IMPLIED
00023 * WARRANTY OF NONINFRINGEMENT.
00024 * SPANSION SHALL HAVE NO LIABILITY (WHETHER IN CONTRACT, WARRANTY, TORT,
00025 * NEGLIGENCE OR OTHERWISE) FOR ANY DAMAGES WHATSOEVER (INCLUDING, WITHOUT
00026 * LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION,
00027 * LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS) ARISING FROM USE OR
00028 * INABILITY TO USE THE SOFTWARE, INCLUDING, WITHOUT LIMITATION, ANY DIRECT,
00029 * INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES OR LOSS OF DATA,
00030 * SAVINGS OR PROFITS,
00031 * EVEN IF SPANSION HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
00032 * YOU ASSUME ALL RESPONSIBILITIES FOR SELECTION OF THE SOFTWARE TO ACHIEVE YOUR
00033 * INTENDED RESULTS, AND FOR THE INSTALLATION OF, USE OF, AND RESULTS OBTAINED
00034 * FROM, THE SOFTWARE.
00035 *
00036 * This software may be replicated in part or whole for the licensed use,
00037 * with the restriction that this Disclaimer and Copyright notice must be
00038 * included with each copy of this software, whether used in part or whole,
00039 * at all times.
00040 */
00041 /******************************************************************************/
00066 #ifndef _I2C_AT24CXX_H_
00067 #define _I2C_PAT24CXX_H_
00068 
00069 /******************************************************************************/
00070 /* Include files                                                              */
00071 /******************************************************************************/
00072 #include "pdl_user.h"
00073 #include "at24cxx_config.h"
00074 #include "mfs\mfs.h"   
00075 #include "gpio\gpio.h" 
00076 
00077 #if (PDL_UTILITY_ENABLE_I2C_POLLING_AT24CXX == PDL_ON) || \
00078     (PDL_UTILITY_ENABLE_I2C_INT_AT24CXX == PDL_ON)
00079 
00111       
00112 /******************************************************************************
00113  * Global definitions
00114  ******************************************************************************/
00116 #define AT24CXX_7BIT_DEVICE_ADDR        (0x50u)                     
00117    
00119 #if (PDL_EEPROM_DEVICE == PDL_AT24C01) || \
00120     (PDL_EEPROM_DEVICE == PDL_AT24C02)
00121 #define AT24CXX_PAGE_SIZE                      8
00122 #elif (PDL_EEPROM_DEVICE == PDL_AT24C04) || \
00123       (PDL_EEPROM_DEVICE == PDL_AT24C08) || \
00124       (PDL_EEPROM_DEVICE == PDL_AT24C16)
00125 #define AT24CXX_PAGE_SIZE                      16
00126 #elif (PDL_EEPROM_DEVICE == PDL_AT24C32) || \
00127       (PDL_EEPROM_DEVICE == PDL_AT24C64)
00128 #define AT24CXX_PAGE_SIZE                      32
00129 #endif
00130 
00132 #if (PDL_EEPROM_DEVICE == PDL_AT24C01) || \
00133     (PDL_EEPROM_DEVICE == PDL_AT24C02) || \
00134     (PDL_EEPROM_DEVICE == PDL_AT24C04) || \
00135     (PDL_EEPROM_DEVICE == PDL_AT24C08) || \
00136     (PDL_EEPROM_DEVICE == PDL_AT24C16) 
00137 #define AT24CXX_ADDR_LENGTH                    1
00138 #else
00139 #define AT24CXX_ADDR_LENGTH                    2
00140 #endif      
00141         
00143 #define InitI2cIo(void)  {SetPinFunc_SOT1_1();SetPinFunc_SCK1_1();}
00144 
00146 #define EE_I2C_CH        &I2C1  
00147       
00148 /*---------------------------------------------------------------------------*/
00149 /* function prototypes                                                       */
00150 /*---------------------------------------------------------------------------*/
00151 #ifdef __cplusplus
00152 extern "C" {
00153 #endif
00154 en_result_t At24cxx_Init(void); 
00155 en_result_t At24cxx_ByteWrite(uint8_t u8DevAddr, uint16_t u16Addr, uint8_t u8Data);
00156 en_result_t At24cxx_PageWrite(uint8_t u8DevAddr, uint16_t u16PageAddr, uint8_t* pu8Data, uint8_t u8Size);
00157 en_result_t At24cxx_CurrentAddrRead(uint8_t u8DevAddr, uint8_t* pu8CurData);
00158 en_result_t At24cxx_RandomRead(uint8_t u8DevAddr, uint16_t u16Addr, uint8_t* pu8Data);
00159 en_result_t At24cxx_SequentialRead(uint8_t u8DevAddr, uint8_t* pu8Data, uint8_t u8Size);
00160 void At24cxx_Delayms(uint32_t u32Cnt);
00161 #ifdef __cplusplus
00162 }
00163 #endif
00164 
00166 
00167 #endif // #if (PDL_UTILITY_ENABLE_I2C_POLLING_AT24CXX == PDL_ON)
00168 
00169 #endif //  _I2C_AT24CXX_H_
00170 
00171 /******************************************************************************/
00172 /* EOF (not truncated)                                                        */
00173 /******************************************************************************/