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5.19 CLOCK
CLOCK command can be used to read the Bluetooth piconet clock value.
5.19.1 Syntax
Synopsis:
CLOCK {link_id}
Description:
link_id Numeric connection identifier
Response:
No response
Events:
CLOCK {bd_addr}
{clock}
CLOCK event occurs, if valid link_id is used.
SYNTAX ERROR If incorrect parameters are given.
5.19.2 Examples
Reading Piconet clock value:
CLOCK 0
CLOCK 00:07:80:12:34:56 3bb630
Note:
 Piconet clock is extremely useful when time needs to be synchronized between
Piconet slaves. All the slaves in the Piconet are synchronized to master’s clock and
they share the same clock value.
 Accuracy is 625us.