Thu, 06 Apr 2023 20:53:06 +0200
Set the new measured deep sleep current consumption. This is half of the Wemos D1 system.
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1c9894662795
Added esp-idf-lib for a lot of sensors. Added the basic design for the BMP280 task.
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1 | /* |
1c9894662795
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2 | * Copyright (c) 2019 Ruslan V. Uss <unclerus@gmail.com> |
1c9894662795
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3 | * |
1c9894662795
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4 | * Redistribution and use in source and binary forms, with or without |
1c9894662795
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5 | * modification, are permitted provided that the following conditions are met: |
1c9894662795
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6 | * |
1c9894662795
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7 | * 1. Redistributions of source code must retain the above copyright notice, |
1c9894662795
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8 | * this list of conditions and the following disclaimer. |
1c9894662795
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9 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
1c9894662795
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10 | * this list of conditions and the following disclaimer in the documentation |
1c9894662795
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11 | * and/or other materials provided with the distribution. |
1c9894662795
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12 | * 3. Neither the name of the copyright holder nor the names of itscontributors |
1c9894662795
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13 | * may be used to endorse or promote products derived from this software without |
1c9894662795
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14 | * specific prior written permission. |
1c9894662795
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15 | * |
1c9894662795
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16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
1c9894662795
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17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
1c9894662795
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18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
1c9894662795
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19 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
1c9894662795
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20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
1c9894662795
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21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
1c9894662795
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22 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
1c9894662795
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23 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
1c9894662795
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24 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
1c9894662795
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25 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
1c9894662795
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26 | */ |
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27 | |
1c9894662795
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28 | /** |
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29 | * @file max7219.h |
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30 | * @defgroup max7219 max7219 |
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31 | * @{ |
1c9894662795
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32 | * |
1c9894662795
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33 | * ESP-IDF driver for MAX7219/MAX7221 |
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34 | * Serially Interfaced, 8-Digit LED Display Drivers |
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35 | * |
1c9894662795
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36 | * Ported from esp-open-rtos |
1c9894662795
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37 | * |
1c9894662795
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38 | * Copyright (c) 2017 Ruslan V. Uss <unclerus@gmail.com> |
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39 | * |
1c9894662795
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40 | * BSD Licensed as described in the file LICENSE |
1c9894662795
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41 | */ |
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42 | #ifndef __MAX7219_H__ |
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43 | #define __MAX7219_H__ |
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44 | |
1c9894662795
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45 | #include <stdint.h> |
1c9894662795
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46 | #include <stdbool.h> |
1c9894662795
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47 | #include <driver/spi_master.h> |
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48 | #include <driver/gpio.h> // add by nopnop2002 |
1c9894662795
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49 | #include <esp_err.h> |
1c9894662795
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50 | |
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51 | #ifdef __cplusplus |
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52 | extern "C" { |
1c9894662795
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53 | #endif |
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54 | |
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55 | #define MAX7219_MAX_CLOCK_SPEED_HZ (10000000) // 10 MHz |
1c9894662795
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56 | |
1c9894662795
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57 | #define MAX7219_MAX_CASCADE_SIZE 8 |
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58 | #define MAX7219_MAX_BRIGHTNESS 15 |
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59 | |
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60 | /** |
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61 | * Display descriptor |
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62 | */ |
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63 | typedef struct |
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64 | { |
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65 | spi_device_interface_config_t spi_cfg; |
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66 | spi_device_handle_t spi_dev; |
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67 | uint8_t digits; //!< Accessible digits in 7seg. Up to cascade_size * 8 |
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68 | uint8_t cascade_size; //!< Up to `MAX7219_MAX_CASCADE_SIZE` MAX721xx cascaded |
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69 | bool mirrored; //!< true for horizontally mirrored displays |
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70 | bool bcd; |
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71 | } max7219_t; |
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72 | |
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73 | /** |
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74 | * @brief Initialize device descriptor |
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75 | * |
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76 | * @param dev Device descriptor |
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77 | * @param host SPI host |
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78 | * @param clock_speed_hz SPI clock speed, Hz |
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79 | * @param cs_pin CS GPIO number |
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80 | * @return `ESP_OK` on success |
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81 | */ |
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82 | esp_err_t max7219_init_desc(max7219_t *dev, spi_host_device_t host, uint32_t clock_speed_hz, gpio_num_t cs_pin); |
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83 | |
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84 | /** |
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85 | * @brief Free device descriptor |
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86 | * |
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87 | * @param dev Device descriptor |
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88 | * @return `ESP_OK` on success |
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89 | */ |
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90 | esp_err_t max7219_free_desc(max7219_t *dev); |
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91 | |
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92 | /** |
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93 | * @brief Initialize display |
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94 | * |
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95 | * Switch it to normal operation from shutdown mode, |
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96 | * set scan limit to the max and clear |
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97 | * |
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98 | * @param dev Display descriptor |
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99 | * @return `ESP_OK` on success |
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100 | */ |
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101 | esp_err_t max7219_init(max7219_t *dev); |
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102 | |
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103 | /** |
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104 | * @brief Set decode mode and clear display |
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105 | * |
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106 | * @param dev Display descriptor |
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107 | * @param bcd true to set BCD decode mode, false to normal |
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108 | * @return `ESP_OK` on success |
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109 | */ |
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110 | esp_err_t max7219_set_decode_mode(max7219_t *dev, bool bcd); |
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111 | |
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112 | /** |
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113 | * @brief Set display brightness |
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114 | * |
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115 | * @param dev Display descriptor |
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116 | * @param value Brightness value, 0..MAX7219_MAX_BRIGHTNESS |
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117 | * @return `ESP_OK` on success |
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118 | */ |
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119 | esp_err_t max7219_set_brightness(max7219_t *dev, uint8_t value); |
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120 | |
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121 | /** |
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122 | * @brief Shutdown display or set it to normal mode |
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123 | * |
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124 | * @param dev Display descriptor |
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125 | * @param shutdown Shutdown display if true |
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126 | * @return `ESP_OK` on success |
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127 | */ |
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128 | esp_err_t max7219_set_shutdown_mode(max7219_t *dev, bool shutdown); |
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129 | |
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130 | /** |
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131 | * @brief Write data to display digit |
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132 | * |
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133 | * @param dev Display descriptor |
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134 | * @param digit Digit index, 0..dev->digits - 1 |
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135 | * @param val Data |
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136 | * @return `ESP_OK` on success |
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137 | */ |
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138 | esp_err_t max7219_set_digit(max7219_t *dev, uint8_t digit, uint8_t val); |
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139 | |
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140 | /** |
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141 | * @brief Clear display |
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142 | * |
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143 | * @param dev Display descriptor |
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144 | * @return `ESP_OK` on success |
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145 | */ |
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146 | esp_err_t max7219_clear(max7219_t *dev); |
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147 | |
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148 | /** |
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149 | * @brief Draw text on 7-segment display |
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150 | * |
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151 | * @param dev Display descriptor |
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152 | * @param pos Start digit |
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153 | * @param s Text |
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154 | * @return `ESP_OK` on success |
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155 | */ |
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156 | esp_err_t max7219_draw_text_7seg(max7219_t *dev, uint8_t pos, const char *s); |
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157 | |
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158 | /** |
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159 | * @brief Draw 64-bit image on 8x8 matrix |
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160 | * |
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161 | * @param dev Display descriptor |
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162 | * @param pos Start digit |
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163 | * @param image 64-bit buffer with image data |
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164 | * @return `ESP_OK` on success |
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165 | */ |
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166 | esp_err_t max7219_draw_image_8x8(max7219_t *dev, uint8_t pos, const void *image); |
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167 | |
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168 | #ifdef __cplusplus |
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169 | } |
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170 | #endif |
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171 | |
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172 | /**@}*/ |
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173 | |
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174 | #endif /* __MAX7219_H__ */ |