comparison: main/task_temp.h
main/task_temp.h
- changeset 32
- 84e54b14e7db
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| 31:ec5c7794dcd6 | 32:84e54b14e7db |
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| 1 /** | |
| 2 * @file task_temp.h | |
| 3 * @brief The FreeRTOS task to query the chip temperature sensor. | |
| 4 * The task will update the sensor state structures. | |
| 5 */ | |
| 6 | |
| 7 #ifndef _TASK_TEMP_H | |
| 8 #define _TASK_TEMP_H | |
| 9 | |
| 10 /* | |
| 11 * Error codes in this task | |
| 12 */ | |
| 13 #define TEMP_ERR_NONE 0 ///< No errors | |
| 14 #define TEMP_ERR_READ 1 | |
| 15 | |
| 16 | |
| 17 /** | |
| 18 * @brief Structure containing the variables for the TEMP task. | |
| 19 */ | |
| 20 typedef struct { | |
| 21 bool valid; ///< Valid measurement | |
| 22 float temperature; ///< Temperature in celsius | |
| 23 int error; ///< Error result | |
| 24 } TEMP_State; | |
| 25 | |
| 26 | |
| 27 | |
| 28 /** | |
| 29 * @brief Request a new measurement from the temperature sensor. | |
| 30 */ | |
| 31 void request_temp(void); | |
| 32 | |
| 33 | |
| 34 /** | |
| 35 * @brief Check if results are ready | |
| 36 * @return true of results are ready, else false. | |
| 37 */ | |
| 38 bool ready_temp(void); | |
| 39 | |
| 40 | |
| 41 /** | |
| 42 * @brief The FreeRTOS task to update the temperature on request. | |
| 43 * @param pvParameters Parameters for the task. | |
| 44 */ | |
| 45 void task_temp(void *pvParameters); | |
| 46 | |
| 47 | |
| 48 #endif | |
| 49 |
