电子琴汇编程序：music 键时可播放音乐 ， 此时1——7失效 ，按reset后1——7键弹奏，可发出1，2，3，4，5，6，7的声音用以弹奏-Electronic keyboard assembler: music keys to play music, this time 1- 7 failure, according to reset after 1- 7 key play, the sound can be sent to bomb 1,2,3,4,5,6,7 play