syslink.c File Reference

#include "syslink.h"

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Functions
void	syslink_parse_init (syslink_parse_state *state)
	Init syslink parser. More...
bool	syslink_parse_char (syslink_parse_state *state, uint8_t c, syslink_message_t *msg)
	Parse one byte. More...
void	syslink_compute_cksum (syslink_message_t *msg)
	Compute syslink checksum. More...

Variables
const char *	syslink_stx = "\xbc\xcf"

Detailed Description

Syslink protocol for communication with bitcraze/crazyflie NRF mcu

based on PX4 implementation

Definition in file syslink.c.

Function Documentation

syslink_compute_cksum()

void syslink_compute_cksum

(

syslink_message_t *

msg

)

Compute syslink checksum.

Parameters

msg	pointer to message structure

Definition at line 112 of file syslink.c.

References b, and msg.

Referenced by send_message(), and syslink_parse_char().

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syslink_parse_char()

bool syslink_parse_char	(	syslink_parse_state *	state,
		uint8_t	c,
		syslink_message_t *	msg
	)

Parse one byte.

Parameters

state	pointer to state structure
c	next byte to parse
msg	pointer to message structure

Returns

true if a full message was parsed

Definition at line 39 of file syslink.c.

References c(), msg, state, syslink_compute_cksum(), SYSLINK_MAX_DATA_LEN, SYSLINK_STATE_CKSUM, SYSLINK_STATE_DATA, SYSLINK_STATE_LENGTH, SYSLINK_STATE_START, SYSLINK_STATE_TYPE, and syslink_stx.

Referenced by syslink_dl_event().

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syslink_parse_init()

void syslink_parse_init

(

syslink_parse_state *

state

)

Init syslink parser.

Parameters

state

pointer to state structure

Definition at line 33 of file syslink.c.

References state, and SYSLINK_STATE_START.

Referenced by syslink_dl_init().

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Variable Documentation

syslink_stx

const char* syslink_stx = "\xbc\xcf"

Definition at line 31 of file syslink.c.

Referenced by send_message(), and syslink_parse_char().