Tue, 28 Mar 2023 11:25:46 +0200
Finished the BMP280 task.
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:
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changeset
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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:
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changeset
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2 | * SPDX-License-Identifier: ISC |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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changeset
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3 | * |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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4 | * Copyright (c) 2022 Marc Luehr <marcluehr@gmail.com> |
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
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5 | * |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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6 | * Permission to use, copy, modify, and distribute this software for any |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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7 | * purpose with or without fee is hereby granted, provided that the above |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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8 | * copyright notice and this permission notice appear in all copies. |
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
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9 | * |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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10 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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11 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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12 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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13 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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14 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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15 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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16 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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17 | */ |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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18 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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19 | #define VEML7700_COMMAND_CODE_ALS_CONF_0 (0) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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20 | #define VEML7700_COMMAND_CODE_ALS_WH (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:
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21 | #define VEML7700_COMMAND_CODE_ALS_WL (2) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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22 | #define VEML7700_COMMAND_CODE_POWER_SAVING (3) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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23 | #define VEML7700_COMMAND_CODE_ALS (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:
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24 | #define VEML7700_COMMAND_CODE_WHITE (5) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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25 | #define VEML7700_COMMAND_CODE_ALS_INT (6) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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26 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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27 | #define VEML7700_GAIN_MASK (0x1800) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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28 | #define VEML7700_GAIN_SHIFT (11) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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29 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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30 | #define VEML7700_INTEGRATION_TIME_MASK (0x03C0) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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31 | #define VEML7700_INTEGRATION_TIME_SHIFT (6) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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32 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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33 | #define VEML7700_PERSISTENCE_PROTECTION_MASK (0x0030) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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34 | #define VEML7700_PERSISTENCE_PROTECTION_SHIFT (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:
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35 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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36 | #define VEML7700_INTERRUPT_ENABLE_MASK (0x0002) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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37 | #define VEML7700_INTERRUPT_ENABLE_SHIFT (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:
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38 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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39 | #define VEML7700_SHUTDOWN_MASK (0x0001) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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40 | #define VEML7700_SHUTDOWN_SHIFT (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:
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41 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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42 | #define VEML7700_POWER_SAVING_MODE_MASK (0x0060) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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43 | #define VEML7700_POWER_SAVING_MODE_SHIFT (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
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44 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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45 | #define VEML7700_POWER_SAVING_MODE_ENABLE_MASK (0x0001) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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46 | #define VEML7700_POWER_SAVING_MODE_ENABLE_SHIFT (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:
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47 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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48 | #define VEML7700_INTERRUPT_STATUS_LOW_MASK (0x8000) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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49 | #define VEML7700_INTERRUPT_STATUS_LOW_SHIFT (15) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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50 | #define VEML7700_INTERRUPT_STATUS_HIGH_MASK (0x4000) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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51 | #define VEML7700_INTERRUPT_STATUS_HIGH_SHIFT (14) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
parents:
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52 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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53 | #define VEML7700_RESOLUTION_800MS_IT_GAIN_2 (36) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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54 | #define VEML7700_RESOLUTION_800MS_IT_GAIN_2_DIV (1000) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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55 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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56 | /** |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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57 | * @file veml7700.c |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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58 | * |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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59 | * ESP-IDF driver for VEML7700 brightness sensors for I2C-bus |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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60 | * |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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61 | * Copyright (c) 2022 Marc Luehr <marcluehr@gmail.com> |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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62 | * |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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63 | * MIT Licensed as described in the file LICENSE |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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64 | */ |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
Michiel Broek <mbroek@mbse.eu>
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65 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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66 | #include "veml7700.h" |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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67 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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68 | #define I2C_FREQ_HZ (100000) |
1c9894662795
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69 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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70 | #define CHECK(x) \ |
1c9894662795
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71 | do \ |
1c9894662795
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72 | { \ |
1c9894662795
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73 | esp_err_t __; \ |
1c9894662795
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74 | if ((__ = x) != ESP_OK) \ |
1c9894662795
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75 | return __; \ |
1c9894662795
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76 | } \ |
1c9894662795
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77 | while (0) |
1c9894662795
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78 | #define CHECK_ARG(VAL) \ |
1c9894662795
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79 | do \ |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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80 | { \ |
1c9894662795
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81 | if (!(VAL)) \ |
1c9894662795
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82 | return ESP_ERR_INVALID_ARG; \ |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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83 | } \ |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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84 | while (0) |
1c9894662795
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85 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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86 | static esp_err_t read_port(i2c_dev_t *dev, uint8_t command_code, uint16_t *data) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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87 | { |
1c9894662795
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88 | CHECK_ARG(dev); |
1c9894662795
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89 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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90 | I2C_DEV_CHECK(dev, i2c_dev_read(dev, &command_code, 1, data, 2)); |
1c9894662795
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91 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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92 | return ESP_OK; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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93 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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94 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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95 | static esp_err_t write_port(i2c_dev_t *dev, uint8_t command_code, uint16_t data) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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96 | { |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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97 | CHECK_ARG(dev); |
1c9894662795
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98 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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99 | I2C_DEV_CHECK(dev, i2c_dev_write(dev, &command_code, 1, &data, 2)); |
1c9894662795
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100 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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101 | return ESP_OK; |
1c9894662795
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102 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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103 | |
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104 | static uint32_t resolution(veml7700_config_t *config) |
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105 | { |
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106 | CHECK_ARG(config); |
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107 | |
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108 | uint32_t resolution = VEML7700_RESOLUTION_800MS_IT_GAIN_2; |
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109 | switch (config->gain) |
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110 | { |
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111 | case VEML7700_GAIN_1: |
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112 | resolution = resolution * 2; |
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113 | break; |
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114 | case VEML7700_GAIN_DIV_4: |
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115 | resolution = resolution * 8; |
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116 | break; |
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117 | case VEML7700_GAIN_DIV_8: |
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118 | resolution = resolution * 16; |
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119 | break; |
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120 | } |
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121 | switch (config->integration_time) |
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122 | { |
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123 | case VEML7700_INTEGRATION_TIME_400MS: |
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124 | resolution = resolution * 2; |
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125 | break; |
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126 | case VEML7700_INTEGRATION_TIME_200MS: |
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127 | resolution = resolution * 4; |
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128 | break; |
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129 | case VEML7700_INTEGRATION_TIME_100MS: |
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130 | resolution = resolution * 8; |
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131 | break; |
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132 | case VEML7700_INTEGRATION_TIME_50MS: |
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133 | resolution = resolution * 16; |
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134 | break; |
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135 | case VEML7700_INTEGRATION_TIME_25MS: |
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136 | resolution = resolution * 32; |
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137 | break; |
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138 | } |
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139 | return resolution; |
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140 | } |
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141 | |
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142 | /////////////////////////////////////////////////////////////////////////////// |
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143 | |
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144 | esp_err_t veml7700_init_desc(i2c_dev_t *dev, i2c_port_t port, gpio_num_t sda_gpio, gpio_num_t scl_gpio) |
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145 | { |
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146 | CHECK_ARG(dev); |
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147 | |
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148 | dev->port = port; |
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149 | dev->addr = VEML7700_I2C_ADDR; |
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150 | dev->cfg.sda_io_num = sda_gpio; |
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151 | dev->cfg.scl_io_num = scl_gpio; |
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152 | #if HELPER_TARGET_IS_ESP32 |
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153 | dev->cfg.master.clk_speed = I2C_FREQ_HZ; |
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154 | #endif |
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155 | |
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156 | return i2c_dev_create_mutex(dev); |
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157 | } |
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158 | |
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159 | esp_err_t veml7700_free_desc(i2c_dev_t *dev) |
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160 | { |
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161 | CHECK_ARG(dev); |
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162 | |
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163 | return i2c_dev_delete_mutex(dev); |
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164 | } |
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165 | |
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166 | esp_err_t veml7700_probe(i2c_dev_t *dev) |
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167 | { |
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168 | CHECK_ARG(dev); |
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169 | |
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170 | /* use write request since read request causes a timeout; |
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171 | * just doing a read is not intended to use by the chip, |
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172 | * it is waiting for a command code |
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173 | */ |
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174 | I2C_DEV_TAKE_MUTEX(dev); |
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175 | esp_err_t err = i2c_dev_probe(dev, I2C_DEV_WRITE); |
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176 | I2C_DEV_GIVE_MUTEX(dev); |
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177 | return err; |
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178 | } |
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179 | |
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180 | esp_err_t veml7700_set_config(i2c_dev_t *dev, veml7700_config_t *config) |
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181 | { |
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182 | CHECK_ARG(dev); |
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183 | CHECK_ARG(config); |
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184 | |
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185 | uint16_t config_data = 0; |
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186 | config_data |= config->gain << VEML7700_GAIN_SHIFT; |
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187 | config_data |= config->integration_time << VEML7700_INTEGRATION_TIME_SHIFT; |
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188 | config_data |= config->persistence_protect << VEML7700_PERSISTENCE_PROTECTION_SHIFT; |
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189 | config_data |= config->interrupt_enable << VEML7700_INTERRUPT_ENABLE_SHIFT; |
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190 | config_data |= config->shutdown << VEML7700_SHUTDOWN_SHIFT; |
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191 | |
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192 | uint16_t power_saving_data = 0; |
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193 | power_saving_data |= config->power_saving_mode << VEML7700_POWER_SAVING_MODE_SHIFT; |
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194 | power_saving_data |= config->power_saving_enable << VEML7700_POWER_SAVING_MODE_ENABLE_SHIFT; |
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195 | |
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196 | I2C_DEV_TAKE_MUTEX(dev); |
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197 | I2C_DEV_CHECK(dev, write_port(dev, VEML7700_COMMAND_CODE_ALS_CONF_0, config_data)); |
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198 | I2C_DEV_CHECK(dev, write_port(dev, VEML7700_COMMAND_CODE_ALS_WH, config->threshold_high)); |
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199 | I2C_DEV_CHECK(dev, write_port(dev, VEML7700_COMMAND_CODE_ALS_WL, config->threshold_low)); |
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200 | I2C_DEV_CHECK(dev, write_port(dev, VEML7700_COMMAND_CODE_POWER_SAVING, power_saving_data)); |
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201 | I2C_DEV_GIVE_MUTEX(dev); |
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202 | return ESP_OK; |
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203 | } |
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204 | |
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205 | esp_err_t veml7700_get_config(i2c_dev_t *dev, veml7700_config_t *config) |
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206 | { |
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207 | CHECK_ARG(dev); |
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208 | CHECK_ARG(config); |
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209 | |
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210 | uint16_t config_data = 0; |
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211 | uint16_t power_saving_data = 0; |
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212 | |
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213 | I2C_DEV_TAKE_MUTEX(dev); |
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214 | I2C_DEV_CHECK(dev, read_port(dev, VEML7700_COMMAND_CODE_ALS_CONF_0, &config_data)); |
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215 | I2C_DEV_CHECK(dev, read_port(dev, VEML7700_COMMAND_CODE_ALS_WH, &(config->threshold_high))); |
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216 | I2C_DEV_CHECK(dev, read_port(dev, VEML7700_COMMAND_CODE_ALS_WL, &(config->threshold_low))); |
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217 | I2C_DEV_CHECK(dev, read_port(dev, VEML7700_COMMAND_CODE_POWER_SAVING, &power_saving_data)); |
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218 | I2C_DEV_GIVE_MUTEX(dev); |
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219 | |
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220 | config->gain = (config_data & VEML7700_GAIN_MASK) >> VEML7700_GAIN_SHIFT; |
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221 | config->integration_time = (config_data & VEML7700_INTEGRATION_TIME_MASK) |
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222 | >> VEML7700_INTEGRATION_TIME_SHIFT; |
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223 | config->integration_time = (config_data & VEML7700_PERSISTENCE_PROTECTION_MASK) |
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224 | >> VEML7700_PERSISTENCE_PROTECTION_SHIFT; |
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225 | config->integration_time = (config_data & VEML7700_INTERRUPT_ENABLE_MASK) |
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226 | >> VEML7700_INTERRUPT_ENABLE_SHIFT; |
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227 | config->integration_time = (config_data & VEML7700_SHUTDOWN_MASK) |
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228 | >> VEML7700_SHUTDOWN_SHIFT; |
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229 | |
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230 | config->power_saving_mode = (power_saving_data & VEML7700_POWER_SAVING_MODE_MASK) |
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231 | >> VEML7700_POWER_SAVING_MODE_SHIFT; |
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232 | config->power_saving_enable = (power_saving_data & VEML7700_POWER_SAVING_MODE_ENABLE_MASK) |
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233 | >> VEML7700_POWER_SAVING_MODE_ENABLE_SHIFT; |
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234 | |
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235 | return ESP_OK; |
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236 | } |
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237 | |
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238 | esp_err_t veml7700_get_ambient_light(i2c_dev_t *dev, veml7700_config_t *config, uint32_t *value) |
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239 | { |
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240 | CHECK_ARG(dev); |
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241 | CHECK_ARG(config); |
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242 | |
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243 | uint16_t raw_value = 0; |
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244 | CHECK(read_port(dev, VEML7700_COMMAND_CODE_ALS, &raw_value)); |
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245 | |
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246 | *value = (raw_value * resolution(config)) / VEML7700_RESOLUTION_800MS_IT_GAIN_2_DIV; |
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247 | return ESP_OK; |
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248 | } |
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249 | |
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250 | esp_err_t veml7700_get_white_channel(i2c_dev_t *dev, veml7700_config_t *config, uint32_t *value) |
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251 | { |
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252 | CHECK_ARG(dev); |
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253 | CHECK_ARG(config); |
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254 | |
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255 | uint16_t raw_value = 0; |
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256 | I2C_DEV_TAKE_MUTEX(dev); |
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257 | I2C_DEV_CHECK(dev, read_port(dev, VEML7700_COMMAND_CODE_WHITE, &raw_value)); |
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258 | I2C_DEV_GIVE_MUTEX(dev); |
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259 | |
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260 | *value = (raw_value * resolution(config)) / VEML7700_RESOLUTION_800MS_IT_GAIN_2_DIV; |
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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 veml7700_get_interrupt_status(i2c_dev_t *dev, bool *low_threshold, bool *high_threshold) |
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265 | { |
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266 | CHECK_ARG(dev); |
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267 | |
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268 | uint16_t interrupt_status = 0; |
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269 | I2C_DEV_TAKE_MUTEX(dev); |
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270 | I2C_DEV_CHECK(dev, read_port(dev, VEML7700_COMMAND_CODE_ALS_INT, &interrupt_status)); |
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271 | I2C_DEV_GIVE_MUTEX(dev); |
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272 | |
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273 | *high_threshold = interrupt_status & VEML7700_INTERRUPT_STATUS_HIGH_MASK; |
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274 | *low_threshold = interrupt_status & VEML7700_INTERRUPT_STATUS_LOW_MASK; |
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275 | return ESP_OK; |
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276 | } |