The 1,2,3,4,5,6,7 is implemented by a matrix button, and when the button is pressed, the LED will light up, indicating that the key is valid and the sound is made.

Filename	Size	Update
01-MINI电子琴\Backup of Clock.ewd	17882	2010-10-27
01-MINI电子琴\Clock.dep	3387	2010-10-28
01-MINI电子琴\Clock.ewd	15442	2010-10-27
01-MINI电子琴\Debug\Exe\Clock.d43	23836	2010-10-27
01-MINI电子琴\Debug\Exe\Electronic Organ.d43	30617	2017-12-29
01-MINI电子琴\Debug\Obj\Clock.pbd	143	2010-10-27
01-MINI电子琴\Debug\Obj\Electronic Organ.pbd	267	2017-12-29
01-MINI电子琴\Debug\Obj\KEY.r43	18049	2017-12-29
01-MINI电子琴\Debug\Obj\main.r43	33139	2017-12-29
01-MINI电子琴\Debug\Obj\MINI ELEC-PIANO.pbd	145	2010-10-28
01-MINI电子琴\Electronic Organ.dep	4060	2017-12-29
01-MINI电子琴\Electronic Organ.ewd	17882	2017-12-11
01-MINI电子琴\Electronic Organ.ewp	47559	2017-12-11
01-MINI电子琴\KEY.C	5677	2010-10-28
01-MINI电子琴\KEY.H	1088	2010-10-28
01-MINI电子琴\main.c	7473	2017-12-29
01-MINI电子琴\PIN_DEF.H	8629	2010-10-28
01-MINI电子琴\settings\Clock.cspy.bat	2770	2010-10-27
01-MINI电子琴\settings\Clock.dbgdt	5221	2010-10-27
01-MINI电子琴\settings\Clock.dni	1107	2010-10-27
01-MINI电子琴\settings\Electronic Organ.cspy.bat	2850	2017-12-29
01-MINI电子琴\settings\Electronic Organ.dbgdt	5766	2017-12-29
01-MINI电子琴\settings\Electronic Organ.dni	1125	2017-12-29
01-MINI电子琴\settings\MINI ELEC-PIANO.cspy.bat	2594	2010-10-28
01-MINI电子琴\settings\MINI ELEC-PIANO.dbgdt	63	2010-10-28
01-MINI电子琴\settings\MINI ELEC-PIANO.dni	179	2010-10-28
01-MINI电子琴\TONE.H	2535	2010-10-28
01-MINI电子琴\Debug\Exe	0	2013-09-23
01-MINI电子琴\Debug\List	0	2010-11-05
01-MINI电子琴\Debug\Obj	0	2017-12-29
01-MINI电子琴\Debug	0	2013-09-23
01-MINI电子琴\settings	0	2013-09-23
01-MINI电子琴	0	2017-12-29

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