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.
Michiel Broek <mbroek@mbse.eu>
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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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2 | * Copyright (c) 2019 Ruslan V. Uss <unclerus@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:
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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 | * Redistribution and use in source and binary forms, with or without |
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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5 | * modification, are permitted provided that the following conditions are met: |
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 | * |
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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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.
Michiel Broek <mbroek@mbse.eu>
parents:
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8 | * this list of conditions and the following disclaimer. |
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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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.
Michiel Broek <mbroek@mbse.eu>
parents:
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10 | * this list of conditions and the following disclaimer in the documentation |
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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11 | * and/or other materials provided with the distribution. |
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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12 | * 3. Neither the name of the copyright holder nor the names of itscontributors |
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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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.
Michiel Broek <mbroek@mbse.eu>
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14 | * specific prior written permission. |
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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15 | * |
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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16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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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.
Michiel Broek <mbroek@mbse.eu>
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18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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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19 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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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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.
Michiel Broek <mbroek@mbse.eu>
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22 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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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24 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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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25 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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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>
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27 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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28 | /** |
1c9894662795
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29 | * @file encoder.c |
1c9894662795
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30 | * |
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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31 | * ESP-IDF HW timer-based driver for rotary encoders |
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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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 | * Copyright (c) 2019 Ruslan V. Uss <unclerus@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>
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34 | * |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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35 | * BSD 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.
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36 | */ |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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37 | #include "encoder.h" |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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38 | #include <esp_log.h> |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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39 | #include <string.h> |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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40 | #include <freertos/semphr.h> |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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41 | #include <esp_timer.h> |
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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42 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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43 | #define MUTEX_TIMEOUT 10 |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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44 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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45 | #ifdef CONFIG_RE_BTN_PRESSED_LEVEL_0 |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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46 | #define BTN_PRESSED_LEVEL 0 |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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47 | #else |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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48 | #define BTN_PRESSED_LEVEL 1 |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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49 | #endif |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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50 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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51 | static const char *TAG = "encoder"; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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52 | static rotary_encoder_t *encs[CONFIG_RE_MAX] = { 0 }; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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53 | static const int8_t valid_states[] = { 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0 }; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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54 | static SemaphoreHandle_t mutex; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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55 | static QueueHandle_t _queue; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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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 | #define GPIO_BIT(x) ((x) < 32 ? BIT(x) : ((uint64_t)(((uint64_t)1)<<(x)))) |
1c9894662795
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58 | #define CHECK(x) do { esp_err_t __; if ((__ = x) != ESP_OK) return __; } while (0) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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59 | #define CHECK_ARG(VAL) do { if (!(VAL)) return ESP_ERR_INVALID_ARG; } while (0) |
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 | inline static void read_encoder(rotary_encoder_t *re) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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62 | { |
1c9894662795
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63 | rotary_encoder_event_t ev = { |
1c9894662795
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64 | .sender = re |
1c9894662795
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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 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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67 | if (re->pin_btn < GPIO_NUM_MAX) |
1c9894662795
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68 | do |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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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 | if (re->btn_state == RE_BTN_PRESSED && re->btn_pressed_time_us < CONFIG_RE_BTN_DEAD_TIME_US) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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71 | { |
1c9894662795
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72 | // Dead time |
1c9894662795
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73 | re->btn_pressed_time_us += CONFIG_RE_INTERVAL_US; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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74 | break; |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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75 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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76 | |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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77 | // read button state |
1c9894662795
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78 | if (gpio_get_level(re->pin_btn) == BTN_PRESSED_LEVEL) |
1c9894662795
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79 | { |
1c9894662795
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80 | if (re->btn_state == RE_BTN_RELEASED) |
1c9894662795
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81 | { |
1c9894662795
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82 | // first press |
1c9894662795
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83 | re->btn_state = RE_BTN_PRESSED; |
1c9894662795
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84 | re->btn_pressed_time_us = 0; |
1c9894662795
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85 | ev.type = RE_ET_BTN_PRESSED; |
1c9894662795
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86 | xQueueSendToBack(_queue, &ev, 0); |
1c9894662795
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87 | break; |
1c9894662795
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88 | } |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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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 | re->btn_pressed_time_us += CONFIG_RE_INTERVAL_US; |
1c9894662795
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91 | |
1c9894662795
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92 | if (re->btn_state == RE_BTN_PRESSED && re->btn_pressed_time_us >= CONFIG_RE_BTN_LONG_PRESS_TIME_US) |
1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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93 | { |
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94 | // Long press |
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95 | re->btn_state = RE_BTN_LONG_PRESSED; |
1c9894662795
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96 | ev.type = RE_ET_BTN_LONG_PRESSED; |
1c9894662795
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97 | xQueueSendToBack(_queue, &ev, 0); |
1c9894662795
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98 | } |
1c9894662795
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99 | } |
1c9894662795
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100 | else if (re->btn_state != RE_BTN_RELEASED) |
1c9894662795
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101 | { |
1c9894662795
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102 | bool clicked = re->btn_state == RE_BTN_PRESSED; |
1c9894662795
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103 | // released |
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104 | re->btn_state = RE_BTN_RELEASED; |
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105 | ev.type = RE_ET_BTN_RELEASED; |
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106 | xQueueSendToBack(_queue, &ev, 0); |
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107 | if (clicked) |
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108 | { |
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109 | ev.type = RE_ET_BTN_CLICKED; |
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110 | xQueueSendToBack(_queue, &ev, 0); |
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111 | } |
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112 | } |
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113 | } while(0); |
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114 | |
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115 | re->code <<= 2; |
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116 | re->code |= gpio_get_level(re->pin_a); |
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117 | re->code |= gpio_get_level(re->pin_b) << 1; |
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118 | re->code &= 0xf; |
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119 | |
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120 | if (!valid_states[re->code]) |
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121 | return; |
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122 | |
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123 | int8_t inc = 0; |
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124 | |
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125 | re->store = (re->store << 4) | re->code; |
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126 | |
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127 | if (re->store == 0xe817) inc = 1; |
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128 | if (re->store == 0xd42b) inc = -1; |
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129 | |
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130 | if (inc) |
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131 | { |
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132 | ev.type = RE_ET_CHANGED; |
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133 | ev.diff = inc; |
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134 | xQueueSendToBack(_queue, &ev, 0); |
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135 | } |
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136 | } |
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137 | |
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138 | static void timer_handler(void *arg) |
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139 | { |
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140 | if (!xSemaphoreTake(mutex, 0)) |
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141 | return; |
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142 | |
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143 | for (size_t i = 0; i < CONFIG_RE_MAX; i++) |
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144 | if (encs[i]) |
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145 | read_encoder(encs[i]); |
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146 | |
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147 | xSemaphoreGive(mutex); |
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148 | } |
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149 | |
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150 | static const esp_timer_create_args_t timer_args = { |
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151 | .name = "__encoder__", |
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152 | .arg = NULL, |
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153 | .callback = timer_handler, |
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154 | .dispatch_method = ESP_TIMER_TASK |
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155 | }; |
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156 | |
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157 | static esp_timer_handle_t timer; |
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158 | |
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159 | esp_err_t rotary_encoder_init(QueueHandle_t queue) |
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160 | { |
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161 | CHECK_ARG(queue); |
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162 | _queue = queue; |
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163 | |
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164 | mutex = xSemaphoreCreateMutex(); |
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165 | if (!mutex) |
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166 | { |
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167 | ESP_LOGE(TAG, "Failed to create mutex"); |
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168 | return ESP_ERR_NO_MEM; |
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169 | } |
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170 | |
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171 | CHECK(esp_timer_create(&timer_args, &timer)); |
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172 | CHECK(esp_timer_start_periodic(timer, CONFIG_RE_INTERVAL_US)); |
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173 | |
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174 | ESP_LOGI(TAG, "Initialization complete, timer interval: %dms", CONFIG_RE_INTERVAL_US / 1000); |
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175 | return ESP_OK; |
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176 | } |
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177 | |
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178 | esp_err_t rotary_encoder_add(rotary_encoder_t *re) |
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179 | { |
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180 | CHECK_ARG(re); |
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181 | if (!xSemaphoreTake(mutex, MUTEX_TIMEOUT)) |
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182 | { |
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183 | ESP_LOGE(TAG, "Failed to take mutex"); |
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184 | return ESP_ERR_INVALID_STATE; |
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185 | } |
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186 | |
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187 | bool ok = false; |
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188 | for (size_t i = 0; i < CONFIG_RE_MAX; i++) |
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189 | if (!encs[i]) |
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190 | { |
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191 | re->index = i; |
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192 | encs[i] = re; |
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193 | ok = true; |
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194 | break; |
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195 | } |
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196 | if (!ok) |
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197 | { |
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198 | ESP_LOGE(TAG, "Too many encoders"); |
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199 | xSemaphoreGive(mutex); |
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200 | return ESP_ERR_NO_MEM; |
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201 | } |
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202 | |
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203 | // setup GPIO |
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204 | gpio_config_t io_conf; |
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205 | memset(&io_conf, 0, sizeof(gpio_config_t)); |
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206 | io_conf.mode = GPIO_MODE_INPUT; |
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207 | io_conf.pull_up_en = GPIO_PULLUP_ENABLE; |
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208 | io_conf.intr_type = GPIO_INTR_DISABLE; |
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209 | io_conf.pin_bit_mask = GPIO_BIT(re->pin_a) | GPIO_BIT(re->pin_b); |
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210 | if (re->pin_btn < GPIO_NUM_MAX) |
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211 | io_conf.pin_bit_mask |= GPIO_BIT(re->pin_btn); |
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212 | CHECK(gpio_config(&io_conf)); |
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213 | |
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214 | re->btn_state = RE_BTN_RELEASED; |
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215 | re->btn_pressed_time_us = 0; |
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216 | |
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217 | xSemaphoreGive(mutex); |
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218 | |
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219 | ESP_LOGI(TAG, "Added rotary encoder %d, A: %d, B: %d, BTN: %d", re->index, re->pin_a, re->pin_b, re->pin_btn); |
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220 | return ESP_OK; |
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221 | } |
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222 | |
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223 | esp_err_t rotary_encoder_remove(rotary_encoder_t *re) |
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224 | { |
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225 | CHECK_ARG(re); |
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226 | if (!xSemaphoreTake(mutex, MUTEX_TIMEOUT)) |
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227 | { |
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228 | ESP_LOGE(TAG, "Failed to take mutex"); |
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229 | return ESP_ERR_INVALID_STATE; |
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230 | } |
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231 | |
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232 | for (size_t i = 0; i < CONFIG_RE_MAX; i++) |
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233 | if (encs[i] == re) |
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234 | { |
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235 | encs[i] = NULL; |
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236 | ESP_LOGI(TAG, "Removed rotary encoder %d", i); |
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237 | xSemaphoreGive(mutex); |
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238 | return ESP_OK; |
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239 | } |
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240 | |
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241 | ESP_LOGE(TAG, "Unknown encoder"); |
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242 | xSemaphoreGive(mutex); |
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243 | return ESP_ERR_NOT_FOUND; |
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244 | } |