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) 2019 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
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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14 | * specific prior written permission. |
1c9894662795
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15 | * |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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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
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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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 | /** |
1c9894662795
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29 | * @file ina219.h |
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30 | * @defgroup ina219 ina219 |
1c9894662795
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31 | * @{ |
1c9894662795
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32 | * |
1c9894662795
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33 | * ESP-IDF driver for INA219/INA220 Zerø-Drift, Bidirectional |
1c9894662795
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34 | * Current/Power Monitor |
1c9894662795
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35 | * |
1c9894662795
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36 | * Copyright (c) 2019 Ruslan V. Uss <unclerus@gmail.com> |
1c9894662795
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37 | * |
1c9894662795
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38 | * BSD Licensed as described in the file LICENSE |
1c9894662795
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39 | */ |
1c9894662795
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40 | #ifndef __INA219_H__ |
1c9894662795
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41 | #define __INA219_H__ |
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42 | |
1c9894662795
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43 | #include <i2cdev.h> |
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44 | #include <esp_err.h> |
1c9894662795
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45 | |
1c9894662795
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46 | #ifdef __cplusplus |
1c9894662795
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47 | extern "C" { |
1c9894662795
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48 | #endif |
1c9894662795
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49 | |
1c9894662795
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50 | #define INA219_ADDR_GND_GND 0x40 //!< I2C address, A1 pin - GND, A0 pin - GND |
1c9894662795
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51 | #define INA219_ADDR_GND_VS 0x41 //!< I2C address, A1 pin - GND, A0 pin - VS+ |
1c9894662795
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52 | #define INA219_ADDR_GND_SDA 0x42 //!< I2C address, A1 pin - GND, A0 pin - SDA |
1c9894662795
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53 | #define INA219_ADDR_GND_SCL 0x43 //!< I2C address, A1 pin - GND, A0 pin - SCL |
1c9894662795
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54 | #define INA219_ADDR_VS_GND 0x44 //!< I2C address, A1 pin - VS+, A0 pin - GND |
1c9894662795
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55 | #define INA219_ADDR_VS_VS 0x45 //!< I2C address, A1 pin - VS+, A0 pin - VS+ |
1c9894662795
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56 | #define INA219_ADDR_VS_SDA 0x46 //!< I2C address, A1 pin - VS+, A0 pin - SDA |
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57 | #define INA219_ADDR_VS_SCL 0x47 //!< I2C address, A1 pin - VS+, A0 pin - SCL |
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58 | #define INA219_ADDR_SDA_GND 0x48 //!< I2C address, A1 pin - SDA, A0 pin - GND |
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59 | #define INA219_ADDR_SDA_VS 0x49 //!< I2C address, A1 pin - SDA, A0 pin - VS+ |
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60 | #define INA219_ADDR_SDA_SDA 0x4a //!< I2C address, A1 pin - SDA, A0 pin - SDA |
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61 | #define INA219_ADDR_SDA_SCL 0x4b //!< I2C address, A1 pin - SDA, A0 pin - SCL |
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62 | #define INA219_ADDR_SCL_GND 0x4c //!< I2C address, A1 pin - SCL, A0 pin - GND |
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63 | #define INA219_ADDR_SCL_VS 0x4d //!< I2C address, A1 pin - SCL, A0 pin - VS+ |
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64 | #define INA219_ADDR_SCL_SDA 0x4e //!< I2C address, A1 pin - SCL, A0 pin - SDA |
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65 | #define INA219_ADDR_SCL_SCL 0x4f //!< I2C address, A1 pin - SCL, A0 pin - SCL |
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66 | |
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67 | /** |
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68 | * Bus voltage range |
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69 | */ |
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70 | typedef enum { |
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71 | INA219_BUS_RANGE_16V = 0, //!< 16V FSR |
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72 | INA219_BUS_RANGE_32V //!< 32V FSR (default) |
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73 | } ina219_bus_voltage_range_t; |
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74 | |
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75 | /** |
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76 | * PGA gain for shunt voltage |
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77 | */ |
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78 | typedef enum { |
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79 | INA219_GAIN_1 = 0, //!< Gain: 1, Range: +-40 mV |
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80 | INA219_GAIN_0_5, //!< Gain: 1/2, Range: +-80 mV |
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81 | INA219_GAIN_0_25, //!< Gain: 1/4, Range: +-160 mV |
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82 | INA219_GAIN_0_125 //!< Gain: 1/8, Range: +-320 mV (default) |
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83 | } ina219_gain_t; |
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84 | |
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85 | /** |
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86 | * ADC resolution/averaging |
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87 | */ |
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88 | typedef enum { |
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89 | INA219_RES_9BIT_1S = 0, //!< 9 bit, 1 sample, conversion time 84 us |
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90 | INA219_RES_10BIT_1S = 1, //!< 10 bit, 1 sample, conversion time 148 us |
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91 | INA219_RES_11BIT_1S = 2, //!< 11 bit, 1 sample, conversion time 276 us |
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92 | INA219_RES_12BIT_1S = 3, //!< 12 bit, 1 sample, conversion time 532 us (default) |
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93 | INA219_RES_12BIT_2S = 9, //!< 12 bit, 2 samples, conversion time 1.06 ms |
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94 | INA219_RES_12BIT_4S = 10, //!< 12 bit, 4 samples, conversion time 2.13 ms |
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95 | INA219_RES_12BIT_8S = 11, //!< 12 bit, 8 samples, conversion time 4.26 ms |
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96 | INA219_RES_12BIT_16S = 12, //!< 12 bit, 16 samples, conversion time 8.51 ms |
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97 | INA219_RES_12BIT_32S = 13, //!< 12 bit, 32 samples, conversion time 17.02 ms |
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98 | INA219_RES_12BIT_64S = 14, //!< 12 bit, 64 samples, conversion time 34.05 ms |
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99 | INA219_RES_12BIT_128S = 15, //!< 12 bit, 128 samples, conversion time 68.1 ms |
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100 | } ina219_resolution_t; |
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101 | |
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102 | /** |
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103 | * Operating mode |
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104 | */ |
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105 | typedef enum { |
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106 | INA219_MODE_POWER_DOWN = 0, //!< Power-done |
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107 | INA219_MODE_TRIG_SHUNT, //!< Shunt voltage, triggered |
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108 | INA219_MODE_TRIG_BUS, //!< Bus voltage, triggered |
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109 | INA219_MODE_TRIG_SHUNT_BUS, //!< Shunt and bus, triggered |
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110 | INA219_MODE_DISABLED, //!< ADC off (disabled) |
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111 | INA219_MODE_CONT_SHUNT, //!< Shunt voltage, continuous |
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112 | INA219_MODE_CONT_BUS, //!< Bus voltage, continuous |
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113 | INA219_MODE_CONT_SHUNT_BUS //!< Shunt and bus, continuous (default) |
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114 | } ina219_mode_t; |
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115 | |
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116 | /** |
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117 | * Device descriptor |
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118 | */ |
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119 | typedef struct |
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120 | { |
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121 | i2c_dev_t i2c_dev; |
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122 | |
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123 | uint16_t config; |
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124 | float i_lsb, p_lsb; |
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125 | } ina219_t; |
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126 | |
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127 | /** |
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128 | * @brief Initialize device descriptor |
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129 | * |
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130 | * @param dev Device descriptor |
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131 | * @param addr Device I2C address |
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132 | * @param port I2C port |
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133 | * @param sda_gpio SDA GPIO |
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134 | * @param scl_gpio SCL GPIO |
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135 | * @return `ESP_OK` on success |
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136 | */ |
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137 | esp_err_t ina219_init_desc(ina219_t *dev, uint8_t addr, i2c_port_t port, gpio_num_t sda_gpio, gpio_num_t scl_gpio); |
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138 | |
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139 | /** |
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140 | * @brief Free device descriptor |
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141 | * |
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142 | * @param dev Device descriptor |
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143 | * @return `ESP_OK` on success |
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144 | */ |
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145 | esp_err_t ina219_free_desc(ina219_t *dev); |
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146 | |
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147 | /** |
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148 | * @brief Init device |
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149 | * |
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150 | * Read current device configuration into `dev->config` |
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151 | * |
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152 | * @param dev Device descriptor |
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153 | * @return `ESP_OK` on success |
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154 | */ |
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155 | esp_err_t ina219_init(ina219_t *dev); |
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156 | |
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157 | /** |
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158 | * @brief Reset device |
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159 | * |
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160 | * Same as power-on reset. Resets all registers to default values. |
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161 | * You still need to calibrate device to read current, otherwise |
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162 | * only shunt voltage readings will be valid. |
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163 | * |
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164 | * @param dev Device descriptor |
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165 | * @return `ESP_OK` on success |
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166 | */ |
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167 | esp_err_t ina219_reset(ina219_t *dev); |
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168 | |
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169 | /** |
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170 | * @brief Set device configuration |
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171 | * |
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172 | * @param dev Device descriptor |
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173 | * @param u_range Bus voltage range |
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174 | * @param gain Shunt voltage gain |
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175 | * @param u_res Bus voltage resolution and averaging |
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176 | * @param i_res Shunt voltage resolution and averaging |
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177 | * @param mode Device operational mode |
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178 | * @return `ESP_OK` on success |
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179 | */ |
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180 | esp_err_t ina219_configure(ina219_t *dev, ina219_bus_voltage_range_t u_range, |
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181 | ina219_gain_t gain, ina219_resolution_t u_res, |
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182 | ina219_resolution_t i_res, ina219_mode_t mode); |
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183 | |
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184 | /** |
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185 | * @brief Get bus voltage range |
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186 | * |
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187 | * @param dev Device descriptor |
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188 | * @param[out] range Bus voltage range |
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189 | * @return `ESP_OK` on success |
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190 | */ |
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191 | esp_err_t ina219_get_bus_voltage_range(ina219_t *dev, ina219_bus_voltage_range_t *range); |
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192 | |
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193 | /** |
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194 | * @brief Get shunt voltage gain |
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195 | * |
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196 | * @param dev Device descriptor |
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197 | * @param[out] gain Shunt voltage gain |
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198 | * @return `ESP_OK` on success |
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199 | */ |
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200 | esp_err_t ina219_get_gain(ina219_t *dev, ina219_gain_t *gain); |
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201 | |
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202 | /** |
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203 | * @brief Get bus voltage resolution and averaging |
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204 | * |
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205 | * @param dev Device descriptor |
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206 | * @param[out] res Bus voltage resolution and averaging |
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207 | * @return `ESP_OK` on success |
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208 | */ |
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209 | esp_err_t ina219_get_bus_voltage_resolution(ina219_t *dev, ina219_resolution_t *res); |
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210 | |
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211 | /** |
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212 | * @brief Get shunt voltage resolution and averaging |
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213 | * |
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214 | * @param dev Device descriptor |
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215 | * @param[out] res Shunt voltage resolution and averaging |
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216 | * @return `ESP_OK` on success |
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217 | */ |
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218 | esp_err_t ina219_get_shunt_voltage_resolution(ina219_t *dev, ina219_resolution_t *res); |
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219 | |
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220 | /** |
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221 | * @brief Get operating mode |
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222 | * |
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223 | * @param dev Device descriptor |
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224 | * @param[out] mode Operating mode |
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225 | * @return `ESP_OK` on success |
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226 | */ |
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227 | esp_err_t ina219_get_mode(ina219_t *dev, ina219_mode_t *mode); |
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228 | |
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229 | /** |
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230 | * @brief Perform calibration |
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231 | * |
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232 | * Current readings will be valid only after calibration |
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233 | * |
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234 | * @param dev Device descriptor |
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235 | * @param i_expected_max Maximum expected current, A |
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236 | * @param r_shunt Shunt resistance, Ohm |
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237 | * @return `ESP_OK` on success |
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238 | */ |
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239 | esp_err_t ina219_calibrate(ina219_t *dev, float i_expected_max, float r_shunt); |
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240 | |
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241 | /** |
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242 | * @brief Trigger single conversion |
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243 | * |
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244 | * Function will return an error if current operating |
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245 | * mode is not `INA219_MODE_TRIG_SHUNT`/`INA219_MODE_TRIG_BUS`/`INA219_MODE_TRIG_SHUNT_BUS` |
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246 | * |
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247 | * @param dev Device descriptor |
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248 | * @return `ESP_OK` on success |
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249 | */ |
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250 | esp_err_t ina219_trigger(ina219_t *dev); |
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251 | |
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252 | /** |
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253 | * @brief Read bus voltage |
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254 | * |
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255 | * @param dev Device descriptor |
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256 | * @param[out] voltage Bus voltage, V |
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257 | * @return `ESP_OK` on success |
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258 | */ |
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259 | esp_err_t ina219_get_bus_voltage(ina219_t *dev, float *voltage); |
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260 | |
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261 | /** |
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262 | * @brief Read shunt voltage |
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263 | * |
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264 | * @param dev Device descriptor |
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265 | * @param[out] voltage Shunt voltage, V |
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266 | * @return `ESP_OK` on success |
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267 | */ |
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268 | esp_err_t ina219_get_shunt_voltage(ina219_t *dev, float *voltage); |
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269 | |
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270 | /** |
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271 | * @brief Read current |
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272 | * |
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273 | * This function works properly only after calibration. |
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274 | * |
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275 | * @param dev Device descriptor |
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276 | * @param[out] current Current, A |
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277 | * @return `ESP_OK` on success |
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278 | */ |
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279 | esp_err_t ina219_get_current(ina219_t *dev, float *current); |
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280 | |
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281 | /** |
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282 | * @brief Read power |
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283 | * |
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284 | * This function works properly only after calibration. |
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285 | * |
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286 | * @param dev Device descriptor |
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287 | * @param[out] power Power, W |
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288 | * @return `ESP_OK` on success |
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289 | */ |
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290 | esp_err_t ina219_get_power(ina219_t *dev, float *power); |
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291 | |
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292 | #ifdef __cplusplus |
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293 | } |
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294 | #endif |
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295 | |
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296 | /**@}*/ |
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297 | |
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298 | #endif /* __INA219_H__ */ |