lora sensnode
Dependencies: libmDot mbed-rtos mbed
Fork of mDot_LoRa_Sensornode by
app/TaskAcceleration.h
- Committer:
- mitea1
- Date:
- 2016-07-06
- Revision:
- 0:f2815503561f
File content as of revision 0:f2815503561f:
/** * @file TaskAcceleration.h * * @author Adrian * @date 30.05.2016 * */ #include "MPU9250.h" #include "MPU9250AccelerationMessage.h" #include "main.h" #ifndef TASKACCELERATION_H_ #define TASKACCELERATION_H_ /** * @class TaskAcceleration * @brief This TaskAcceleration Class handles the acceleration measurement using the MPU9250. * Starting the task using the start() starts the measurement. * It can be used alongside with other measurement Tasks inside the mbed::rtos * environment. The Task Class basically wraps mbeds Thread functionality. */ class TaskAcceleration { public: TaskAcceleration(MPU9250*,Mutex*, Queue<MPU9250AccelerationMessage,ACCELERATION_QUEUE_LENGHT>*); TaskAcceleration(MPU9250*,Mutex*,Queue<MPU9250AccelerationMessage,ACCELERATION_QUEUE_LENGHT>*, osPriority, uint32_t, unsigned char*); virtual ~TaskAcceleration(); /** * Starts the task by building and its measurement * @return */ osStatus start(); /** * Stops the task. Should only be used after start() was used * @return */ osStatus stop(); /** * Gets the actual state of the Task either RUNNING or SLEEPING * @return */ TASK_STATE getState(); private: rtos::Thread* thread; rtos::Queue<MPU9250AccelerationMessage,ACCELERATION_QUEUE_LENGHT>* queue; rtos::Mutex* mutexI2C; osPriority priority; uint32_t stack_size; unsigned char *stack_pointer; TASK_STATE state; MPU9250* mpu9250; /** * @brief A Callback function thats called by the mbed::Thread of this TaskClass * @param */ static void callBack(void const *); /** * @brief A thread safe method that measures the acceleration. After measuring the acceleration * of each axis it stores the value inside a MPU9250AccelerationMessage */ void measureAcceleration(); /** * @brief Sets the message Queue of the Task where the measured values will be stored * after the measurement * @param queueAcceleration the queue where the MPU9250AccelerationMessage will be stored */ void setQueue(Queue<MPU9250AccelerationMessage,ACCELERATION_QUEUE_LENGHT>* queueAcceleration); /** * @brief Sets the mutex thats used for a thread safe measurement * @param mutexI2C the I2C mutex */ void setMutex(Mutex* mutexI2C); /** * @brief Sets the priority of the Task * @param priority priority of the Task */ void setPriority(osPriority priority); /** * @brief Sets the size of the Task * @param stackSize the stack size in Bytes */ void setStackSize(uint32_t stackSize); /** * @brief Sets the stack pointer of for the task stack * @param stackPointer */ void setStackPointer(unsigned char* stackPointer); /** * @brief Sets the actual state of the Task * @param taskState either RUNNING or SLEEPING */ void setState(TASK_STATE taskState); }; #endif /* TASKACCELERATION_H_ */