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
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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2 | * Copyright (c) 2016 Brian Schwind <https://github.com/bschwind> |
1c9894662795
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3 | * Copyright (c) 2018 Ruslan V. Uss <unclerus@gmail.com> |
1c9894662795
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4 | * |
1c9894662795
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5 | * Redistribution and use in source and binary forms, with or without |
1c9894662795
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6 | * modification, are permitted provided that the following conditions are met: |
1c9894662795
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7 | * |
1c9894662795
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8 | * 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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9 | * this list of conditions and the following disclaimer. |
1c9894662795
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10 | * 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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11 | * this list of conditions and the following disclaimer in the documentation |
1c9894662795
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12 | * and/or other materials provided with the distribution. |
1c9894662795
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13 | * 3. Neither the name of the copyright holder nor the names of itscontributors |
1c9894662795
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14 | * may be used to endorse or promote products derived from this software without |
1c9894662795
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15 | * specific prior written permission. |
1c9894662795
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16 | * |
1c9894662795
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17 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
1c9894662795
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18 | * 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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19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
1c9894662795
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20 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
1c9894662795
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21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
1c9894662795
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22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
1c9894662795
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23 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
1c9894662795
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24 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
1c9894662795
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25 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
1c9894662795
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26 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
1c9894662795
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27 | */ |
1c9894662795
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28 | |
1c9894662795
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29 | /** |
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30 | * @file tsl2561.c |
1c9894662795
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31 | * |
1c9894662795
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32 | * ESP-IDF driver for TSL2561 light-to-digital converter |
1c9894662795
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33 | * |
1c9894662795
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34 | * Ported from esp-open-rtos |
1c9894662795
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35 | * |
1c9894662795
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36 | * Copyright (c) 2016 Brian Schwind <https://github.com/bschwind>\n |
1c9894662795
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37 | * Copyright (c) 2018 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 | |
1c9894662795
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42 | #include <freertos/FreeRTOS.h> |
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43 | #include <freertos/task.h> |
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44 | #include <esp_log.h> |
1c9894662795
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45 | #include <esp_idf_lib_helpers.h> |
1c9894662795
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46 | #include "tsl2561.h" |
1c9894662795
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47 | |
1c9894662795
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48 | #define I2C_FREQ_HZ 400000 // 400kHz |
1c9894662795
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49 | |
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50 | static const char *TAG = "tsl2561"; |
1c9894662795
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51 | |
1c9894662795
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52 | // Registers |
1c9894662795
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53 | #define TSL2561_REG_COMMAND 0x80 |
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54 | #define TSL2561_REG_CONTROL 0x00 |
1c9894662795
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55 | #define TSL2561_REG_TIMING 0x01 |
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56 | #define TSL2561_REG_THRESHOLD_LOW_0 0x02 |
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57 | #define TSL2561_REG_THRESHOLD_LOW_1 0x03 |
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58 | #define TSL2561_REG_THRESHOLD_HIGH_0 0x04 |
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59 | #define TSL2561_REG_THRESHOLD_HIGH_1 0x05 |
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60 | #define TSL2561_REG_INTERRUPT 0x06 |
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61 | #define TSL2561_REG_PART_ID 0x0A |
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62 | #define TSL2561_REG_CHANNEL_0_LOW 0x0C |
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63 | #define TSL2561_REG_CHANNEL_0_HIGH 0x0D |
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64 | #define TSL2561_REG_CHANNEL_1_LOW 0x0E |
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65 | #define TSL2561_REG_CHANNEL_1_HIGH 0x0F |
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66 | |
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67 | // TSL2561 Misc Values |
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68 | #define TSL2561_ON 0x03 |
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69 | #define TSL2561_OFF 0x00 |
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70 | #define TSL2561_READ_WORD 0x20 |
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71 | |
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72 | // Integration times in useconds |
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73 | #define TSL2561_INTEGRATION_TIME_13MS 20 |
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74 | #define TSL2561_INTEGRATION_TIME_101MS 110 |
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75 | #define TSL2561_INTEGRATION_TIME_402MS 420 // Default |
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76 | |
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77 | // Calculation constants |
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78 | #define LUX_SCALE 14 |
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79 | #define RATIO_SCALE 9 |
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80 | #define CH_SCALE 10 |
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81 | #define CHSCALE_TINT0 0x7517 |
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82 | #define CHSCALE_TINT1 0x0fe7 |
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83 | |
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84 | // Constants from the TSL2561 data sheet |
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85 | #define K1T 0x0040 // 0.125 * 2^RATIO_SCALE |
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86 | #define B1T 0x01f2 // 0.0304 * 2^LUX_SCALE |
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87 | #define M1T 0x01be // 0.0272 * 2^LUX_SCALE |
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88 | #define K2T 0x0080 // 0.250 * 2^RATIO_SCALE |
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89 | #define B2T 0x0214 // 0.0325 * 2^LUX_SCALE |
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90 | #define M2T 0x02d1 // 0.0440 * 2^LUX_SCALE |
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91 | #define K3T 0x00c0 // 0.375 * 2^RATIO_SCALE |
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92 | #define B3T 0x023f // 0.0351 * 2^LUX_SCALE |
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93 | #define M3T 0x037b // 0.0544 * 2^LUX_SCALE |
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94 | #define K4T 0x0100 // 0.50 * 2^RATIO_SCALE |
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95 | #define B4T 0x0270 // 0.0381 * 2^LUX_SCALE |
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96 | #define M4T 0x03fe // 0.0624 * 2^LUX_SCALE |
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97 | #define K5T 0x0138 // 0.61 * 2^RATIO_SCALE |
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98 | #define B5T 0x016f // 0.0224 * 2^LUX_SCALE |
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99 | #define M5T 0x01fc // 0.0310 * 2^LUX_SCALE |
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100 | #define K6T 0x019a // 0.80 * 2^RATIO_SCALE |
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101 | #define B6T 0x00d2 // 0.0128 * 2^LUX_SCALE |
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102 | #define M6T 0x00fb // 0.0153 * 2^LUX_SCALE |
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103 | #define K7T 0x029a // 1.3 * 2^RATIO_SCALE |
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104 | #define B7T 0x0018 // 0.00146 * 2^LUX_SCALE |
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105 | #define M7T 0x0012 // 0.00112 * 2^LUX_SCALE |
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106 | #define K8T 0x029a // 1.3 * 2^RATIO_SCALE |
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107 | #define B8T 0x0000 // 0.000 * 2^LUX_SCALE |
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108 | #define M8T 0x0000 // 0.000 * 2^LUX_SCALE |
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109 | #define K1C 0x0043 // 0.130 * 2^RATIO_SCALE |
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110 | #define B1C 0x0204 // 0.0315 * 2^LUX_SCALE |
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111 | #define M1C 0x01ad // 0.0262 * 2^LUX_SCALE |
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112 | #define K2C 0x0085 // 0.260 * 2^RATIO_SCALE |
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113 | #define B2C 0x0228 // 0.0337 * 2^LUX_SCALE |
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114 | #define M2C 0x02c1 // 0.0430 * 2^LUX_SCALE |
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115 | #define K3C 0x00c8 // 0.390 * 2^RATIO_SCALE |
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116 | #define B3C 0x0253 // 0.0363 * 2^LUX_SCALE |
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117 | #define M3C 0x0363 // 0.0529 * 2^LUX_SCALE |
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118 | #define K4C 0x010a // 0.520 * 2^RATIO_SCALE |
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119 | #define B4C 0x0282 // 0.0392 * 2^LUX_SCALE |
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120 | #define M4C 0x03df // 0.0605 * 2^LUX_SCALE |
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121 | #define K5C 0x014d // 0.65 * 2^RATIO_SCALE |
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122 | #define B5C 0x0177 // 0.0229 * 2^LUX_SCALE |
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123 | #define M5C 0x01dd // 0.0291 * 2^LUX_SCALE |
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124 | #define K6C 0x019a // 0.80 * 2^RATIO_SCALE |
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125 | #define B6C 0x0101 // 0.0157 * 2^LUX_SCALE |
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126 | #define M6C 0x0127 // 0.0180 * 2^LUX_SCALE |
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127 | #define K7C 0x029a // 1.3 * 2^RATIO_SCALE |
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128 | #define B7C 0x0037 // 0.00338 * 2^LUX_SCALE |
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129 | #define M7C 0x002b // 0.00260 * 2^LUX_SCALE |
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130 | #define K8C 0x029a // 1.3 * 2^RATIO_SCALE |
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131 | #define B8C 0x0000 // 0.000 * 2^LUX_SCALE |
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132 | #define M8C 0x0000 // 0.000 * 2^LUX_SCALE |
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133 | |
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134 | #define CHECK(x) do { esp_err_t __; if ((__ = x) != ESP_OK) return __; } while (0) |
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135 | #define CHECK_ARG(VAL) do { if (!(VAL)) return ESP_ERR_INVALID_ARG; } while (0) |
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136 | #define SLEEP_MS(x) do { vTaskDelay(pdMS_TO_TICKS(x)); } while (0) |
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137 | |
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138 | static inline esp_err_t write_register(tsl2561_t *dev, uint8_t reg, uint8_t value) |
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139 | { |
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140 | return i2c_dev_write_reg(&dev->i2c_dev, TSL2561_REG_COMMAND | reg, &value, 1); |
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141 | } |
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142 | |
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143 | static inline esp_err_t read_register(tsl2561_t *dev, uint8_t reg, uint8_t *value) |
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144 | { |
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145 | return i2c_dev_read_reg(&dev->i2c_dev, TSL2561_REG_COMMAND | reg, value, 1); |
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146 | } |
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147 | |
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148 | static inline esp_err_t read_register_16(tsl2561_t *dev, uint8_t low_register_addr, uint16_t *value) |
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149 | { |
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150 | uint8_t buf[2]; |
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151 | |
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152 | CHECK(i2c_dev_read_reg(&dev->i2c_dev, TSL2561_REG_COMMAND | TSL2561_READ_WORD | low_register_addr, buf, 2)); |
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153 | *value = ((uint16_t)buf[1] << 8) | buf[0]; |
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154 | |
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155 | return ESP_OK; |
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156 | } |
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157 | |
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158 | static inline esp_err_t enable(tsl2561_t *dev) |
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159 | { |
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160 | return write_register(dev, TSL2561_REG_CONTROL, TSL2561_ON); |
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161 | } |
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162 | |
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163 | static inline esp_err_t disable(tsl2561_t *dev) |
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164 | { |
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165 | return write_register(dev, TSL2561_REG_CONTROL, TSL2561_OFF); |
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166 | } |
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167 | |
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168 | static inline esp_err_t get_channel_data(tsl2561_t *dev, uint16_t *channel0, uint16_t *channel1) |
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169 | { |
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170 | int sleep_ms; |
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171 | |
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172 | I2C_DEV_TAKE_MUTEX(&dev->i2c_dev); |
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173 | I2C_DEV_CHECK(&dev->i2c_dev, enable(dev)); |
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174 | |
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175 | // Since we just enabled the chip, we need to sleep |
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176 | // for the chip's integration time so it can gather a reading |
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177 | switch (dev->integration_time) |
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178 | { |
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179 | case TSL2561_INTEGRATION_13MS: |
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180 | sleep_ms = TSL2561_INTEGRATION_TIME_13MS; |
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181 | break; |
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182 | case TSL2561_INTEGRATION_101MS: |
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183 | sleep_ms = TSL2561_INTEGRATION_TIME_101MS; |
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184 | break; |
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185 | default: |
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186 | sleep_ms = TSL2561_INTEGRATION_TIME_402MS; |
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187 | break; |
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188 | } |
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189 | SLEEP_MS(sleep_ms); |
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190 | |
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191 | I2C_DEV_CHECK(&dev->i2c_dev, read_register_16(dev, TSL2561_REG_CHANNEL_0_LOW, channel0)); |
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192 | I2C_DEV_CHECK(&dev->i2c_dev, read_register_16(dev, TSL2561_REG_CHANNEL_1_LOW, channel1)); |
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193 | |
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194 | I2C_DEV_CHECK(&dev->i2c_dev, disable(dev)); |
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195 | I2C_DEV_GIVE_MUTEX(&dev->i2c_dev); |
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196 | ESP_LOGD(TAG, "integration time: %d ms channel0: 0x%x channel1: 0x%x", sleep_ms, *channel0, *channel1); |
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197 | |
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198 | return ESP_OK; |
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199 | } |
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200 | |
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201 | /////////////////////////////////////////////////////////////////////////////// |
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202 | |
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203 | esp_err_t tsl2561_init_desc(tsl2561_t *dev, uint8_t addr, i2c_port_t port, gpio_num_t sda_gpio, gpio_num_t scl_gpio) |
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204 | { |
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205 | CHECK_ARG(dev); |
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206 | |
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207 | if (addr != TSL2561_I2C_ADDR_GND && addr != TSL2561_I2C_ADDR_FLOAT && addr != TSL2561_I2C_ADDR_VCC) |
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208 | { |
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209 | ESP_LOGE(TAG, "Invalid I2C address `0x%x`: must be one of 0x%x, 0x%x, 0x%x", |
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210 | addr, TSL2561_I2C_ADDR_GND, TSL2561_I2C_ADDR_FLOAT, TSL2561_I2C_ADDR_VCC); |
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211 | return ESP_ERR_INVALID_ARG; |
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212 | } |
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213 | |
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214 | dev->i2c_dev.port = port; |
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215 | dev->i2c_dev.addr = addr; |
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216 | dev->i2c_dev.cfg.sda_io_num = sda_gpio; |
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217 | dev->i2c_dev.cfg.scl_io_num = scl_gpio; |
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218 | #if HELPER_TARGET_IS_ESP32 |
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219 | dev->i2c_dev.cfg.master.clk_speed = I2C_FREQ_HZ; |
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220 | #endif |
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221 | |
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222 | return i2c_dev_create_mutex(&dev->i2c_dev); |
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223 | } |
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224 | |
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225 | esp_err_t tsl2561_free_desc(tsl2561_t *dev) |
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226 | { |
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227 | CHECK_ARG(dev); |
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228 | |
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229 | return i2c_dev_delete_mutex(&dev->i2c_dev); |
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230 | } |
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231 | |
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232 | esp_err_t tsl2561_init(tsl2561_t *dev) |
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233 | { |
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234 | CHECK_ARG(dev); |
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235 | |
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236 | I2C_DEV_TAKE_MUTEX(&dev->i2c_dev); |
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237 | I2C_DEV_CHECK(&dev->i2c_dev, enable(dev)); |
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238 | uint8_t control_reg; |
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239 | I2C_DEV_CHECK(&dev->i2c_dev, read_register(dev, TSL2561_REG_CONTROL, &control_reg)); |
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240 | if ((control_reg & TSL2561_ON)!= TSL2561_ON) |
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241 | { |
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242 | ESP_LOGE(TAG, "Error initializing tsl2561, control register wasn't set to ON"); |
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243 | I2C_DEV_GIVE_MUTEX(&dev->i2c_dev); |
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244 | return ESP_ERR_INVALID_RESPONSE; |
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245 | } |
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246 | |
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247 | // Fetch the package type |
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248 | uint8_t part_reg; |
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249 | I2C_DEV_CHECK(&dev->i2c_dev, read_register(dev, TSL2561_REG_PART_ID, &part_reg)); |
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250 | dev->package_type = part_reg >> 6; |
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251 | |
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252 | // Fetch the gain and integration time |
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253 | uint8_t timing_reg; |
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254 | I2C_DEV_CHECK(&dev->i2c_dev, read_register(dev, TSL2561_REG_TIMING, &timing_reg)); |
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255 | dev->gain = timing_reg & 0x10; |
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256 | dev->integration_time = timing_reg & 0x03; |
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257 | |
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258 | I2C_DEV_CHECK(&dev->i2c_dev, disable(dev)); |
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259 | I2C_DEV_GIVE_MUTEX(&dev->i2c_dev); |
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260 | |
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261 | return ESP_OK; |
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262 | } |
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263 | |
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264 | esp_err_t tsl2561_set_integration_time(tsl2561_t *dev, tsl2561_integration_time_t integration_time) |
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265 | { |
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266 | CHECK_ARG(dev); |
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267 | |
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268 | I2C_DEV_TAKE_MUTEX(&dev->i2c_dev); |
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269 | I2C_DEV_CHECK(&dev->i2c_dev, enable(dev)); |
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270 | |
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271 | I2C_DEV_CHECK(&dev->i2c_dev, write_register(dev, TSL2561_REG_TIMING, integration_time | dev->gain)); |
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272 | dev->integration_time = integration_time; |
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273 | |
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274 | I2C_DEV_CHECK(&dev->i2c_dev, disable(dev)); |
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275 | I2C_DEV_GIVE_MUTEX(&dev->i2c_dev); |
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276 | |
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277 | return ESP_OK; |
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278 | } |
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279 | |
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280 | esp_err_t tsl2561_set_gain(tsl2561_t *dev, tsl2561_gain_t gain) |
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281 | { |
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282 | CHECK_ARG(dev); |
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283 | |
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284 | I2C_DEV_TAKE_MUTEX(&dev->i2c_dev); |
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285 | I2C_DEV_CHECK(&dev->i2c_dev, enable(dev)); |
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286 | |
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287 | I2C_DEV_CHECK(&dev->i2c_dev, write_register(dev, TSL2561_REG_TIMING, gain | dev->integration_time)); |
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288 | dev->gain = gain; |
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289 | |
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290 | I2C_DEV_CHECK(&dev->i2c_dev, disable(dev)); |
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291 | I2C_DEV_GIVE_MUTEX(&dev->i2c_dev); |
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292 | |
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293 | return ESP_OK; |
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294 | } |
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295 | |
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296 | esp_err_t tsl2561_read_lux(tsl2561_t *dev, uint32_t *lux) |
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|
297 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
298 | CHECK_ARG(dev && lux); |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
299 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
300 | uint32_t ch_scale, channel1, channel0; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
301 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
302 | switch (dev->integration_time) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
303 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
304 | case TSL2561_INTEGRATION_13MS: |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
305 | ch_scale = CHSCALE_TINT0; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
306 | break; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
307 | case TSL2561_INTEGRATION_101MS: |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
308 | ch_scale = CHSCALE_TINT1; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
309 | break; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
310 | default: |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
311 | ch_scale = (1 << CH_SCALE); |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
312 | break; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
313 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
314 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
315 | // Scale if gain is 1x |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
316 | if (dev->gain == TSL2561_GAIN_1X) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
317 | // 16x is nominal, so if the gain is set to 1x then |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
318 | // we need to scale by 16 |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
319 | ch_scale = ch_scale << 4; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
320 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
321 | uint16_t ch0 = 0; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
322 | uint16_t ch1 = 0; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
323 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
324 | CHECK(get_channel_data(dev, &ch0, &ch1)); |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
325 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
326 | // Scale the channel values |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
327 | channel0 = (ch0 * ch_scale) >> CH_SCALE; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
328 | channel1 = (ch1 * ch_scale) >> CH_SCALE; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
329 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
330 | // Find the ratio of the channel values (channel1 / channel0) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
331 | // Protect against divide by zero |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
332 | uint32_t ratio1 = 0; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
333 | if (channel0 != 0) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
334 | ratio1 = (channel1 << (RATIO_SCALE+1)) / channel0; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
335 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
336 | // Round the ratio value |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
337 | uint32_t ratio = (ratio1 + 1) >> 1; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
338 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
339 | uint32_t b = 0; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
340 | uint32_t m = 0; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
341 | switch (dev->package_type) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
342 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
343 | case TSL2561_PACKAGE_CS: |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
344 | if (ratio <= K1C) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
345 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
346 | b = B1C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
347 | m = M1C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
348 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
349 | else if (ratio <= K2C) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
350 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
351 | b = B2C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
352 | m = M2C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
353 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
354 | else if (ratio <= K3C) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
355 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
356 | b = B3C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
357 | m = M3C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
358 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
359 | else if (ratio <= K4C) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
360 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
361 | b = B4C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
362 | m = M4C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
363 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
364 | else if (ratio <= K5C) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
365 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
366 | b = B5C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
367 | m = M5C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
368 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
369 | else if (ratio <= K6C) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
370 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
371 | b = B6C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
372 | m = M6C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
373 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
374 | else if (ratio <= K7C) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
375 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
376 | b = B7C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
377 | m = M7C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
378 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
379 | else if (ratio > K8C) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
380 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
381 | b = B8C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
382 | m = M8C; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
383 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
384 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
385 | break; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
386 | case TSL2561_PACKAGE_T_FN_CL: |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
387 | if (ratio <= K1T) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
388 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
389 | b = B1T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
390 | m = M1T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
391 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
392 | else if (ratio <= K2T) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
393 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
394 | b = B2T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
395 | m = M2T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
396 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
397 | else if (ratio <= K3T) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
398 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
399 | b = B3T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
400 | m = M3T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
401 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
402 | else if (ratio <= K4T) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
403 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
404 | b = B4T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
405 | m = M4T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
406 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
407 | else if (ratio <= K5T) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
408 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
409 | b = B5T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
410 | m = M5T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
411 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
412 | else if (ratio <= K6T) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
413 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
414 | b = B6T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
415 | m = M6T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
416 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
417 | else if (ratio <= K7T) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
418 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
419 | b = B7T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
420 | m = M7T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
421 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
422 | else if (ratio > K8T) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
423 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
424 | b = B8T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
425 | m = M8T; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
426 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
427 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
428 | break; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
429 | default: |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
430 | ESP_LOGE(TAG, "Invalid package type in CalculateLux"); |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
431 | return ESP_ERR_NOT_SUPPORTED; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
432 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
433 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
434 | int32_t temp; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
435 | temp = ((channel0 * b) - (channel1 * m)); |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
436 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
437 | // Round lsb (2^(LUX_SCALE−1)) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
438 | temp += (1 << (LUX_SCALE - 1)); |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
439 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
440 | // Strip off fractional portion |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
441 | *lux = temp >> LUX_SCALE; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
442 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
443 | return ESP_OK; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
diff
changeset
|
444 | } |