bluetooth_protocal.md

Bluetooth serial command (ASCII format)

1. Time set command

start byte	year	year	year	year	month	month	day	day	hour	hour	min	min	sec	sec
@	1	9	9	7	0	8	1	2	1	9	4	4	0	0

which means 1997/8/12 19:44:00

2. Alarm set command

start byte	index	index	hour	hour	min	min
$	0	0	1	2	0	8

which means set alarm(index 0) to 12:00

3. Alarm state set command

start byte	index	state
+	0	1

which means enable alarm index 0 (1 = ENABLED, 0 = DISABLED)

4. Alarm time request command

Request for hour information

start byte
*	1	9

clock will return message like : "12", which mean hour = 12

Request for minute information

start byte
*	4	4

clock will return message like : "33", which mean minute = 33

Request for state information

start byte
*	1	7

clock will return message like : "1", which mean state = ENABLED

5. MP3 volume set command

start byte	volume	volume
{	1	5

which means set MP3 player volume to 15 (Volume's range is from 0 to 30)

6. Alarm volume set command

start byte	volume	volume
}	1	5

which means set alarm volume to 15 (Volume's range is from 0 to 30)

7. Music command

Enable Music loop play

start byte
~	l	o	o	p	-	o

Disable Music loop play

start byte
~	l	o	o	p	-	x

Play random music

start byte
~	r	a	n	d	o	m

Clock will ignore command and return message "1" while playing alarm music, otherwise will return "0" message

Sop playing music

start byte
~	s	t	o	p	-	-

Clock will ignore command and return message "1" while playing alarm music, otherwise will return "0" message

Play next music

start byte
~	n	e	x	t	-	-

Clock will ignore command and return message "1" while playing alarm music, otherwise will return "0" message

Play last music

start byte
~	l	a	s	t	-	-

Clock will ignore command and return message "1" while playing alarm music, otherwise will return "0" message

Play music to demonstrate the alarm volume

start byte
~	a	l	-	t	r	y

Clock will ignore command and return message "1" while playing alarm music, otherwise will return "0" message

8. Synchronization command

start byte
!	m	p	3	-	v	o	l	u	m	e	-

clock will return the MP3 player volume like "08" which means volume = 8 (Rang is from 0 to 30)

start byte
!	m	u	s	i	c	-	l	o	o	p	-

clock will return the alarm volume like "08" which means volume = 8 (Rang is from 0 to 30)

start byte
!	h	i	b	e	r	n	a	t	e	-	-

clock will return the time like "013007301" which means hibernate from 1:30 to 7:30 and enabled mode is on

start byte
!	h	i	b	-	e	n	a	b	l	e	d

clock will return the hibernation state like "1" which means ENABLED

9. Hibernation set command

start byte	start_hr	start_hr	start_min	start_min	end_hr	end_hr	end_min	end_min	state
%	0	1	3	0	0	7	3	0	1

which means set hibernation time from 1:30 to 7:30 and enabled mode is on

10. Hibernation state set command

start byte	state
^	1

which mean set hibernation mode to ENABLED