sync.h File Reference

EtherCAT sync manager. More...

Go to the source code of this file.

Data Structures
struct	ec_sync_t
	Sync manager. More...
Functions
void	ec_sync_init (ec_sync_t *, ec_slave_t *)
	Constructor.
void	ec_sync_init_copy (ec_sync_t *, const ec_sync_t *)
	Copy constructor.
void	ec_sync_clear (ec_sync_t *)
	Destructor.
void	ec_sync_page (const ec_sync_t *, uint8_t, uint16_t, const ec_sync_config_t *, uint8_t, uint8_t *)
	Initializes a sync manager configuration page.
int	ec_sync_add_pdo (ec_sync_t *, const ec_pdo_t *)
	Adds a PDO to the list of known mapped PDOs.
ec_direction_t	ec_sync_default_direction (const ec_sync_t *)
	Determines the default direction from the control register.

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Detailed Description

EtherCAT sync manager.

Definition in file sync.h.

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Function Documentation

void ec_sync_page	(	const ec_sync_t *	sync,
		uint8_t	sync_index,
		uint16_t	data_size,
		const ec_sync_config_t *	sync_config,
		uint8_t	pdo_xfer,
		uint8_t *	data
	)

Initializes a sync manager configuration page.

The referenced memory (data) must be at least EC_SYNC_SIZE bytes.

Parameters:

sync	Sync manager.
sync_index	Index of the sync manager.
data_size	Data size.
sync_config	Configuration.
pdo_xfer	Non-zero, if PDOs will be transferred via this sync manager.
data	> Configuration memory.

Definition at line 94 of file sync.c.

int ec_sync_add_pdo	(	ec_sync_t *	sync,
		const ec_pdo_t *	pdo
	)

Adds a PDO to the list of known mapped PDOs.

Returns:

0 on success, else < 0

Parameters:

sync	EtherCAT sync manager.
pdo	PDO to map.

Definition at line 153 of file sync.c.

ec_direction_t ec_sync_default_direction

(

const ec_sync_t *

sync

)

Determines the default direction from the control register.

Returns:

Direction.

Parameters:

sync	EtherCAT sync manager.

Definition at line 167 of file sync.c.