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53 | jlesech | 1 | /**************************************************************************//** |
2 | * \brief EEPROM 24C01/24C02 library. |
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3 | * \author Copyright (C) 2012 Julien Le Sech - www.idreammicro.com |
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4 | * \version 1.0 |
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5 | * \date 20121102 |
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6 | * |
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7 | * This file is part of the iDreamMicro library. |
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8 | * |
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9 | * This library is free software: you can redistribute it and/or modify it under |
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10 | * the terms of the GNU Lesser General Public License as published by the Free |
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11 | * Software Foundation, either version 3 of the License, or (at your option) any |
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12 | * later version. |
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13 | * |
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14 | * This library is distributed in the hope that it will be useful, but WITHOUT |
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15 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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16 | * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
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17 | * details. |
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18 | * |
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19 | * You should have received a copy of the GNU Lesser General Public License |
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20 | * along with this program. If not, see http://www.gnu.org/licenses/ |
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21 | ******************************************************************************/ |
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22 | |||
23 | /**************************************************************************//** |
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24 | * \headerfile eeprom_24c01_24c02.h |
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25 | ******************************************************************************/ |
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26 | |||
27 | #ifndef H__IDREAMMICRO__EEPROM_24C01_24C02__H |
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28 | #define H__IDREAMMICRO__EEPROM_24C01_24C02__H |
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29 | |||
30 | #ifdef _cplusplus |
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31 | extern "C"{ |
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32 | #endif |
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33 | |||
34 | /****************************************************************************** |
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35 | * Header file inclusion. |
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36 | ******************************************************************************/ |
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37 | |||
38 | #include <stdint.h> |
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39 | |||
40 | /****************************************************************************** |
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41 | * Public macro definitions. |
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42 | ******************************************************************************/ |
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43 | |||
44 | /**************************************************************************//** |
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45 | * \def EEPROM_24C01_24C02__CLOCK_RATE |
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46 | * \brief 24C01/24C02 frequency in Hertz. |
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47 | * On ATmega, can be 100 kHz or 400 Khz. |
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48 | ******************************************************************************/ |
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49 | #define EEPROM_24C01_24C02__CLOCK_RATE 100000 |
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50 | |||
51 | /****************************************************************************** |
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52 | * Public function prototypes. |
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53 | ******************************************************************************/ |
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54 | |||
55 | /**************************************************************************//** |
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56 | * \fn void eeprom_24c01_24c02__initialize(uint8_t hardware_address) |
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57 | * |
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58 | * \brief Initialize EEPROM 24C01/24C02. |
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59 | * |
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60 | * \param hardware_address Hardware address. Pins A0 to A2. |
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61 | ******************************************************************************/ |
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62 | void |
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63 | eeprom_24c01_24c02__initialize |
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64 | ( |
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65 | uint8_t hardware_address |
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66 | ); |
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67 | |||
68 | /**************************************************************************//** |
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69 | * \fn void eeprom_24c01_24c02__write_byte(uint8_t address, uint8_t data) |
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70 | * |
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71 | * \brief Write a byte into memory. |
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72 | * |
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73 | * \param address Address in memory. |
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74 | * \param data Byte to write. |
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75 | ******************************************************************************/ |
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76 | void |
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77 | eeprom_24c01_24c02__write_byte |
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78 | ( |
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79 | uint8_t address, |
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80 | uint8_t data |
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81 | ); |
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82 | |||
83 | /**************************************************************************//** |
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84 | * \fn void eeprom_24c01_24c02__write_bytes( |
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85 | * uint8_t address, |
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86 | * uint8_t length, |
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87 | * uint8_t* p_data) |
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88 | * |
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89 | * \brief Write bytes into memory. |
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90 | * |
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91 | * \param address Start address. |
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92 | * \param length Number of bytes to write. |
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93 | * \param[in] p_data Bytes to write. |
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94 | ******************************************************************************/ |
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95 | void |
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96 | eeprom_24c01_24c02__write_bytes |
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97 | ( |
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98 | uint8_t address, |
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99 | uint8_t length, |
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100 | uint8_t* p_data |
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101 | ); |
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102 | |||
103 | /**************************************************************************//** |
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104 | * \fn uint8_t eeprom_24c01_24c02__read_byte(uint8_t address) |
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105 | * |
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106 | * \brief Read a byte in memory. |
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107 | * |
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108 | * \param address Address to read. |
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109 | * |
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110 | * \return Read byte. |
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111 | ******************************************************************************/ |
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112 | uint8_t |
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113 | eeprom_24c01_24c02__read_byte |
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114 | ( |
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115 | uint8_t address |
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116 | ); |
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117 | |||
118 | /**************************************************************************//** |
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119 | * \fn void eeprom_24c01_24c02__read_bytes( |
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120 | * uint8_t address, |
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121 | * uint8_t length, |
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122 | * uint8_t* p_data) |
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123 | * |
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124 | * \brief Read bytes in memory. |
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125 | * |
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126 | * \param address Start address of data to read. |
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127 | * \param length Number of bytes to read. |
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128 | * \param[in] p_data Buffer to fill with read bytes. |
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129 | ******************************************************************************/ |
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130 | void |
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131 | eeprom_24c01_24c02__read_bytes |
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132 | ( |
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133 | uint8_t address, |
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134 | uint8_t length, |
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135 | uint8_t* p_data |
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136 | ); |
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137 | |||
138 | #ifdef _cplusplus |
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139 | } |
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140 | #endif |
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141 | |||
142 | #endif /* H__IDREAMMICRO__EEPROM_24C01_24C02__H */ |