Thu, 06 Apr 2023 20:53:06 +0200
Set the new measured deep sleep current consumption. This is half of the Wemos D1 system.
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1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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1 | /* |
1c9894662795
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2 | * Copyright (c) 2016 Ruslan V. Uss <unclerus@gmail.com> |
1c9894662795
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3 | * |
1c9894662795
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4 | * Redistribution and use in source and binary forms, with or without |
1c9894662795
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5 | * modification, are permitted provided that the following conditions are met: |
1c9894662795
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6 | * |
1c9894662795
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7 | * 1. Redistributions of source code must retain the above copyright notice, |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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8 | * this list of conditions and the following disclaimer. |
1c9894662795
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9 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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10 | * this list of conditions and the following disclaimer in the documentation |
1c9894662795
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11 | * and/or other materials provided with the distribution. |
1c9894662795
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12 | * 3. Neither the name of the copyright holder nor the names of itscontributors |
1c9894662795
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13 | * may be used to endorse or promote products derived from this software without |
1c9894662795
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14 | * specific prior written permission. |
1c9894662795
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15 | * |
1c9894662795
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16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
1c9894662795
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17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
1c9894662795
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19 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
1c9894662795
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20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
1c9894662795
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21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
1c9894662795
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22 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
1c9894662795
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23 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
1c9894662795
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24 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
1c9894662795
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25 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
1c9894662795
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26 | */ |
1c9894662795
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27 | |
1c9894662795
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28 | /** |
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29 | * @file ds1307.h |
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30 | * @defgroup ds1307 ds1307 |
1c9894662795
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31 | * @{ |
1c9894662795
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32 | * |
1c9894662795
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33 | * ESP-IDF driver for DS1307 real-time clock |
1c9894662795
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34 | * |
1c9894662795
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35 | * Ported from esp-open-rtos |
1c9894662795
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36 | * |
1c9894662795
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37 | * Copyright (c) 2016 Ruslan V. Uss <unclerus@gmail.com> |
1c9894662795
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38 | * |
1c9894662795
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39 | * BSD Licensed as described in the file LICENSE |
1c9894662795
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40 | */ |
1c9894662795
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41 | #ifndef __DS1307_H__ |
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42 | #define __DS1307_H__ |
1c9894662795
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43 | |
1c9894662795
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44 | #include <stdbool.h> |
1c9894662795
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45 | #include <time.h> |
1c9894662795
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46 | #include <i2cdev.h> |
1c9894662795
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47 | #include <esp_err.h> |
1c9894662795
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48 | |
1c9894662795
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49 | #ifdef __cplusplus |
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50 | extern "C" { |
1c9894662795
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51 | #endif |
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52 | |
1c9894662795
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53 | #define DS1307_ADDR 0x68 //!< I2C address |
1c9894662795
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54 | |
1c9894662795
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55 | /** |
1c9894662795
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56 | * Squarewave frequency |
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57 | */ |
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58 | typedef enum |
1c9894662795
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59 | { |
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60 | DS1307_1HZ = 0, //!< 1 Hz |
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61 | DS1307_4096HZ, //!< 4096 Hz |
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62 | DS1307_8192HZ, //!< 8192 Hz |
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63 | DS1307_32768HZ //!< 32768 Hz |
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64 | } ds1307_squarewave_freq_t; |
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65 | |
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66 | /** |
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67 | * @brief Initialize device descriptor |
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68 | * |
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69 | * @param dev Device descriptor |
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70 | * @param port I2C port |
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71 | * @param sda_gpio SDA GPIO |
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72 | * @param scl_gpio SCL GPIO |
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73 | * @return `ESP_OK` on success |
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74 | */ |
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75 | esp_err_t ds1307_init_desc(i2c_dev_t *dev, i2c_port_t port, gpio_num_t sda_gpio, gpio_num_t scl_gpio); |
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76 | |
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77 | /** |
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78 | * @brief Free device descriptor |
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79 | * |
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80 | * @param dev Device descriptor |
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81 | * @return `ESP_OK` on success |
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82 | */ |
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83 | esp_err_t ds1307_free_desc(i2c_dev_t *dev); |
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84 | |
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85 | /** |
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86 | * @brief Start/stop clock |
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87 | * |
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88 | * @param dev Device descriptor |
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89 | * @param start Start clock if true |
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90 | * @return `ESP_OK` on success |
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91 | */ |
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92 | esp_err_t ds1307_start(i2c_dev_t *dev, bool start); |
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93 | |
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94 | /** |
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95 | * @brief Get current clock state |
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96 | * |
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97 | * @param dev Device descriptor |
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98 | * @param[out] running true if clock running |
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99 | * @return `ESP_OK` on success |
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100 | */ |
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101 | esp_err_t ds1307_is_running(i2c_dev_t *dev, bool *running); |
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102 | |
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103 | /** |
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104 | * @brief Get current time |
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105 | * |
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106 | * @param dev Device descriptor |
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107 | * @param[out] time Pointer to the time struct to fill |
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108 | * @return `ESP_OK` on success |
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109 | */ |
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110 | esp_err_t ds1307_get_time(i2c_dev_t *dev, struct tm *time); |
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111 | |
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112 | /** |
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113 | * @brief Set time to RTC |
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114 | * |
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115 | * @param dev Device descriptor |
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116 | * @param[in] time Pointer to the time struct |
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117 | * @return `ESP_OK` on success |
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118 | */ |
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119 | esp_err_t ds1307_set_time(i2c_dev_t *dev, const struct tm *time); |
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120 | |
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121 | /** |
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122 | * @brief Enable or disable square-wave oscillator output |
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123 | * |
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124 | * @param dev Device descriptor |
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125 | * @param enable Enable oscillator if true |
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126 | * @return `ESP_OK` on success |
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127 | */ |
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128 | esp_err_t ds1307_enable_squarewave(i2c_dev_t *dev, bool enable); |
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129 | |
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130 | /** |
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131 | * @brief Get square-wave oscillator output |
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132 | * |
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133 | * @param dev Device descriptor |
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134 | * @param[out] sqw_en true if square-wave oscillator enabled |
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135 | * @return `ESP_OK` on success |
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136 | */ |
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137 | esp_err_t ds1307_is_squarewave_enabled(i2c_dev_t *dev, bool *sqw_en); |
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138 | |
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139 | /** |
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140 | * @brief Set square-wave oscillator frequency |
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141 | * |
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142 | * @param dev Device descriptor |
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143 | * @param freq Frequency |
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144 | * @return `ESP_OK` on success |
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145 | */ |
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146 | esp_err_t ds1307_set_squarewave_freq(i2c_dev_t *dev, ds1307_squarewave_freq_t freq); |
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147 | |
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148 | /** |
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149 | * @brief Get current square-wave oscillator frequency |
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150 | * |
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151 | * @param dev Device descriptor |
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152 | * @param[out] sqw_freq Frequency |
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153 | * @return `ESP_OK` on success |
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154 | */ |
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155 | esp_err_t ds1307_get_squarewave_freq(i2c_dev_t *dev, ds1307_squarewave_freq_t *sqw_freq); |
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156 | |
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157 | /** |
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158 | * @brief Get current output level of the SQW/OUT pin |
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159 | * |
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160 | * @param dev Device descriptor |
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161 | * @param[out] out current output level of the SQW/OUT pin, true if high |
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162 | * @return `ESP_OK` on success |
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163 | */ |
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164 | esp_err_t ds1307_get_output(i2c_dev_t *dev, bool *out); |
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165 | |
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166 | /** |
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167 | * @brief Set output level of the SQW/OUT pin |
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168 | * |
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169 | * Set output level if square-wave output is disabled |
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170 | * |
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171 | * @param dev Device descriptor |
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172 | * @param value High level if true |
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173 | * @return `ESP_OK` on success |
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174 | */ |
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175 | esp_err_t ds1307_set_output(i2c_dev_t *dev, bool value); |
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176 | |
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177 | /** |
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178 | * @brief Read RAM contents into the buffer |
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179 | * |
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180 | * @param dev Device descriptor |
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181 | * @param offset Start byte, 0..55 |
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182 | * @param[out] buf Buffer to store data |
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183 | * @param len Bytes to read, 1..56 |
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184 | * @return `ESP_OK` on success |
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185 | */ |
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186 | esp_err_t ds1307_read_ram(i2c_dev_t *dev, uint8_t offset, uint8_t *buf, uint8_t len); |
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187 | |
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188 | /** |
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189 | * @brief Write buffer to RTC RAM |
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190 | * |
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191 | * @param dev Device descriptor |
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192 | * @param offset Start byte, 0..55 |
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193 | * @param buf Buffer |
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194 | * @param len Bytes to write, 1..56 |
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195 | * @return `ESP_OK` on success |
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196 | */ |
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197 | esp_err_t ds1307_write_ram(i2c_dev_t *dev, uint8_t offset, uint8_t *buf, uint8_t len); |
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198 | |
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199 | |
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200 | #ifdef __cplusplus |
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201 | } |
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202 | #endif |
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203 | |
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204 | /**@}*/ |
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205 | |
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206 | #endif /* __DS1307_H__ */ |