ISR FUNCTIONS

Functions
void	fifo_write_ISR (fifo_t *fifo, fifo_data_t data)
	FIFO write access without check for free space. More...
fifo_data_t	fifo_read_ISR (fifo_t *fifo)
	FIFO read access without check for available data. More...
fifo_size_t	fifo_get_level_ISR (fifo_t *fifo)
	Get fill level of FIFO. More...
fifo_size_t	fifo_get_free_ISR (fifo_t *fifo)
	Get free space of fifo. More...

Detailed Description

Inline functions for fast FIFO access in ISR. Use in ISR only!

Function Documentation

fifo_size_t fifo_get_free_ISR ( fifo_t *  fifo )

inline

Get free space of fifo.

Parameters

*fifo

pointer to FIFO struct

Returns

free space of fifo in elements

fifo_size_t fifo_get_level_ISR ( fifo_t *  fifo )

inline

Get fill level of FIFO.

Parameters

*fifo

pointer to FIFO struct

Returns

fill level of fifo in elements

fifo_data_t fifo_read_ISR ( fifo_t *  fifo )

inline

FIFO read access without check for available data.

Parameters

*fifo

pointer to FIFO struct

Returns

read data

void fifo_write_ISR ( fifo_t *  fifo, fifo_data_t  data  )

inline

FIFO write access without check for free space.

Parameters

*fifo	pointer to FIFO struct
data	write data

Returns

none