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main/u8g2_esp32_hal.h@1ab1f4a8c328 (annotated)

main/u8g2_esp32_hal.h

Sat, 14 Mar 2020 13:07:02 +0100

author
Michiel Broek <mbroek@mbse.eu>
date
Sat, 14 Mar 2020 13:07:02 +0100
changeset 47
1ab1f4a8c328
parent 37
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child 57
232f318a6b51
permissions
-rw-r--r--

Version 0.2.2 Changed to use a permanent network and WiFi connection. Removed three mainloop stages. Removed MQTT sequence counter that was not used. Update WiFi rssi status during eacht measure cycle. Changed FreeRTOS schedulng to 500 Hz.

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1 /**
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2 * @file u8g2_esp32_hal.h
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3 * @date Feb 12, 2017
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4 * @author kolban
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5 */
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7 #ifndef U8G2_ESP32_HAL_H_
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8 #define U8G2_ESP32_HAL_H_
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9 #include "u8g2.h"
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11 #include "driver/gpio.h"
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12 #include "driver/spi_master.h"
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13 #include "driver/i2c.h"
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15 #define U8G2_ESP32_HAL_UNDEFINED (-1)
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17 #define I2C_MASTER_NUM (CONFIG_I2C_MASTER_PORT_NUM) ///< I2C port number for master dev (original 1)
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18 #define I2C_MASTER_TX_BUF_DISABLE 0 ///< I2C master do not need buffer
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19 #define I2C_MASTER_RX_BUF_DISABLE 0 ///< I2C master do not need buffer
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20 #define I2C_MASTER_FREQ_HZ (CONFIG_I2C_MASTER_FREQUENCY) ///< I2C master clock frequency (original 50000)
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21 #define ACK_CHECK_EN 0x1 ///< I2C master will check ack from slave
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22 #define ACK_CHECK_DIS 0x0 ///< I2C master will not check ack from slave
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24 typedef struct {
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25 gpio_num_t clk;
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26 gpio_num_t mosi;
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27 gpio_num_t sda; // data for I²C
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28 gpio_num_t scl; // clock for I²C
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29 gpio_num_t cs;
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30 gpio_num_t reset;
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31 gpio_num_t dc;
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32 } u8g2_esp32_hal_t ;
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34 #define U8G2_ESP32_HAL_DEFAULT {U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED }
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36 void u8g2_esp32_hal_init(u8g2_esp32_hal_t u8g2_esp32_hal_param);
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37 uint8_t u8g2_esp32_spi_byte_cb(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
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38 uint8_t u8g2_esp32_i2c_byte_cb(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
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39 uint8_t u8g2_esp32_gpio_and_delay_cb(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
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40 #endif /* U8G2_ESP32_HAL_H_ */

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