AMiRo-OS

#ifndef HELPER_H

#define HELPER_H

#include <stdint.h>

#include <iodef.h>

/****************************************************************************************

* Standalone timer, that does not use any static variables.

* Except for the static counter variable, this timer is identical to the OpenBLT timer.h

* implementation. With the standalone timer, this variable must be stored externally and

* must be given to the saTimerUpdate() function as argument.

****************************************************************************************/

void saTimerInit(void);

void saTimerUpdate(uint32_t *millisecond_counter);

void saTimerReset(void);

/***************************************************************************************/

/****************************************************************************************

* Helper functions that implement a actively polling loop until a specific event occurs.

****************************************************************************************/

void msleep(uint32_t ms);

void waitForSignal(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin, BitAction state);

uint8_t waitForSignalTimeout(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin, BitAction state, uint32_t timeout_ms);

/***************************************************************************************/

/****************************************************************************************

* Helper functions that use the LED to signal some states or visualize data.

****************************************************************************************/

void setLed(uint8_t on);

void blinkSOS(uint32_t loops);

void blinkSOSinf(void);

void blinkOK(uint32_t loops);

void blinkOKinf(void);

void visualizeData(uint8_t* data, uint32_t bytes, uint32_t loops);

void visualizeByte(uint8_t byte, uint32_t loops);

/***************************************************************************************/

#endif // HELPER_H