Kahejuhtmeliides TWI
/*! \brief Initialize the TWI module.
*
* TWI module initialization function.
* Enables master read and write interrupts.
* Remember to enable interrupts globally from the main application.
*
* \param twi The TWI_Master_t struct instance.
* \param module The TWI module to use.
* \param intLevel Master interrupt level.
* \param baudRateRegisterSetting The baud rate register value.
*/
void TWI_MasterInit(TWI_Master_t *twi,TWI_t *module,TWI_MASTER_INTLVL_t intLevel, uint8_t baudRateRegisterSetting);
/*! \brief TWI write transaction.
*
* This function is TWI Master wrapper for a write-only transaction.
*
* \param twi The TWI_Master_t struct instance.
* \param address Slave address.
* \param writeData Pointer to data to write.
* \param bytesToWrite Number of data bytes to write.
*
* \retval true If transaction could be started.
* \retval false If transaction could not be started.
*/
bool TWI_MasterWrite(TWI_Master_t *twi,uint8_t address,uint8_t * writeData, uint8_t bytesToWrite);
/*! \brief TWI read transaction.
*
* This function is a TWI Maste wrapper for read-only transaction.
*
* \param twi The TWI_Master_t struct instance.
* \param address The slave address.
* \param bytesToRead The number of bytes to read.
*
* \retval true If transaction could be started.
* \retval false If transaction could not be started.
*/
bool TWI_MasterRead(TWI_Master_t *twi,uint8_t address,uint8_t bytesToRead);
/*! \brief TWI write and/or read transaction.
*
* This function is a TWI Master write and/or read transaction. The function
* can be used to both write and/or read bytes to/from the TWI Slave in one
* transaction.
*
* \param twi The TWI_Master_t struct instance.
* \param address The slave address.
* \param writeData Pointer to data to write.
* \param bytesToWrite Number of bytes to write.
* \param bytesToRead Number of bytes to read.
*
* \retval true If transaction could be started.
* \retval false If transaction could not be started.
*/
bool TWI_MasterWriteRead(TWI_Master_t *twi,uint8_t address,uint8_t *writeData,uint8_t bytesToWrite,uint8_t bytesToRead);
/*! \brief Common TWI master interrupt service routine.
*
* Check current status and calls the appropriate handler.
*
* \param twi The TWI_Master_t struct instance.
*/
void TWI_MasterInterruptHandler(TWI_Master_t *twi);