fsm_change.c File Reference

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Detailed Description

EtherCAT state change FSM.

Definition in file fsm_change.c.

Go to the source code of this file.

Functions
void	ec_fsm_change_state_start (ec_fsm_change_t *fsm)
	Change state: START.
void	ec_fsm_change_state_check (ec_fsm_change_t *fsm)
	Change state: CHECK.
void	ec_fsm_change_state_status (ec_fsm_change_t *fsm)
	Change state: STATUS.
void	ec_fsm_change_state_code (ec_fsm_change_t *fsm)
	Change state: CODE.
void	ec_fsm_change_state_start_ack (ec_fsm_change_t *fsm)
	Change state: START ACK.
void	ec_fsm_change_state_ack (ec_fsm_change_t *fsm)
	Change state: ACK.
void	ec_fsm_change_state_check_ack (ec_fsm_change_t *fsm)
	Change state: CHECK ACK.
void	ec_fsm_change_state_end (ec_fsm_change_t *fsm)
	State: END.
void	ec_fsm_change_state_error (ec_fsm_change_t *fsm)
	State: ERROR.
void	ec_fsm_change_init (ec_fsm_change_t *fsm, ec_datagram_t *datagram)
	Constructor.
void	ec_fsm_change_clear (ec_fsm_change_t *fsm)
	Destructor.
void	ec_fsm_change_start (ec_fsm_change_t *fsm, ec_slave_t *slave, ec_slave_state_t state)
	Starts the change state machine.
void	ec_fsm_change_ack (ec_fsm_change_t *fsm, ec_slave_t *slave)
	Starts the change state machine to only acknowlegde a slave's state.
int	ec_fsm_change_exec (ec_fsm_change_t *fsm)
	Executes the current state of the state machine.
int	ec_fsm_change_success (ec_fsm_change_t *fsm)
	Returns, if the state machine terminated with success.
Variables
const ec_code_msg_t	al_status_messages []
	Application layer status messages.

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Function Documentation

void ec_fsm_change_state_start (  ec_fsm_change_t *   )

Change state: START. Parameters: fsm  finite state machine Definition at line 149 of file fsm_change.c.

void ec_fsm_change_state_check (  ec_fsm_change_t *   )

Change state: CHECK. Parameters: fsm  finite state machine Definition at line 171 of file fsm_change.c.

void ec_fsm_change_state_status (  ec_fsm_change_t *   )

Change state: STATUS. Parameters: fsm  finite state machine Definition at line 220 of file fsm_change.c.

void ec_fsm_change_state_code (  ec_fsm_change_t *   )

Change state: CODE. Parameters: fsm  finite state machine Definition at line 342 of file fsm_change.c.

void ec_fsm_change_state_start_ack (  ec_fsm_change_t *   )

Change state: START ACK. Parameters: fsm  finite state machine Definition at line 376 of file fsm_change.c.

void ec_fsm_change_state_ack (  ec_fsm_change_t *   )

Change state: ACK. Parameters: fsm  finite state machine Definition at line 394 of file fsm_change.c.

void ec_fsm_change_state_check_ack (  ec_fsm_change_t *   )

Change state: CHECK ACK. Parameters: fsm  finite state machine Definition at line 420 of file fsm_change.c.

void ec_fsm_change_state_end (  ec_fsm_change_t *   )

State: END. Parameters: fsm  finite state machine Definition at line 486 of file fsm_change.c.

void ec_fsm_change_state_error (  ec_fsm_change_t *   )

State: ERROR. Parameters: fsm  finite state machine Definition at line 475 of file fsm_change.c.

void ec_fsm_change_init (  ec_fsm_change_t *  fsm, ec_datagram_t *  datagram )

Constructor. Parameters: fsm  finite state machine datagram  datagram Definition at line 63 of file fsm_change.c.

void ec_fsm_change_clear (  ec_fsm_change_t *  fsm  )

Destructor. Parameters: fsm  finite state machine Definition at line 77 of file fsm_change.c.

void ec_fsm_change_start (  ec_fsm_change_t *  fsm, ec_slave_t *  slave, ec_slave_state_t  state )

Starts the change state machine. Parameters: fsm  finite state machine slave  EtherCAT slave state  requested state Definition at line 87 of file fsm_change.c.

void ec_fsm_change_ack (  ec_fsm_change_t *  fsm, ec_slave_t *  slave )

Starts the change state machine to only acknowlegde a slave's state. Parameters: fsm  finite state machine slave  EtherCAT slave Definition at line 104 of file fsm_change.c.

int ec_fsm_change_exec (  ec_fsm_change_t *  fsm  )

Executes the current state of the state machine. Returns: false, if the state machine has terminated Parameters: fsm  finite state machine Definition at line 121 of file fsm_change.c.

int ec_fsm_change_success (  ec_fsm_change_t *  fsm  )

Returns, if the state machine terminated with success. Returns: non-zero if successful. Parameters: fsm  Finite state machine Definition at line 136 of file fsm_change.c.

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