PX4-Autopilot/docs/en/msg_docs/TimesyncStatus.md

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TimesyncStatus (UORB message)

TOPICS: timesync_status

Fields

Name	Type	Unit [Frame]	Range/Enum	Description
timestamp	uint64			time since system start (microseconds)
source_protocol	uint8			timesync source
remote_timestamp	uint64			remote system timestamp (microseconds)
observed_offset	int64			raw time offset directly observed from this timesync packet (microseconds)
estimated_offset	int64			smoothed time offset between companion system and PX4 (microseconds)
round_trip_time	uint32			round trip time of this timesync packet (microseconds)

Constants

Name	Type	Value	Description
SOURCE_PROTOCOL_UNKNOWN	uint8	0
SOURCE_PROTOCOL_MAVLINK	uint8	1
SOURCE_PROTOCOL_DDS	uint8	2

Source Message

Source file (GitHub)

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uint64 timestamp			# time since system start (microseconds)

uint8 SOURCE_PROTOCOL_UNKNOWN = 0
uint8 SOURCE_PROTOCOL_MAVLINK = 1
uint8 SOURCE_PROTOCOL_DDS     = 2
uint8 source_protocol			# timesync source

uint64 remote_timestamp			# remote system timestamp (microseconds)
int64 observed_offset			# raw time offset directly observed from this timesync packet (microseconds)
int64 estimated_offset			# smoothed time offset between companion system and PX4 (microseconds)
uint32 round_trip_time			# round trip time of this timesync packet (microseconds)

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