Sun, 16 Apr 2023 12:27:12 +0200
Preparations for BLE GATT. Added extra time after INA219 is powered on before measurement. Reduced LEDC frequency to 60 Hz, that makes the LED lights less nervous. Hardware mod on output 4, now needs external pulldown resistor.
/** * @file task_bmp280.h * @brief The FreeRTOS task to query the BMP280 sensor connected to * the I2C bus. * The task will update the sensor state structures. */ #ifndef _TASK_BMP280_H #define _TASK_BMP280_H /* * Error codes in this task */ #define BMP280_ERR_NONE 0 ///< No errors #define BMP280_ERR_READ 1 /** * @brief Structure containing the variables for the BMP280 task. */ typedef struct { bool valid; ///< Valid measurement bool fake; ///< Fake measurement uint8_t address; ///< Device i2c address float temperature; ///< Temperature in celsius float humidity; float pressure; ///< Pressure in hPa int error; ///< Error result } BMP280_State; /** * @brief Request a new measurement from selected sensors. */ void request_bmp280(void); /** * @brief Check if results are ready * @return true of results are ready, else false. */ bool ready_bmp280(void); /** * @brief The FreeRTOS task to update the BMP280 on request. * @param pvParameters Parameters for the task. */ void task_bmp280(void *pvParameters); #endif