When the laser string is blocked, the photosensitive resistor will be detected and fed back to the microcontroller, the microcontroller through the detection of the corresponding corner, using the buzzer to send the appropriate note.

Laser Harp\材料.docx
Laser Harp\程序\main.c
Laser Harp\程序\main.LST
Laser Harp\程序\main.OBJ
Laser Harp\程序\template
Laser Harp\程序\template.hex
Laser Harp\程序\template.lnp
Laser Harp\程序\template.M51
Laser Harp\程序\template.plg
Laser Harp\程序\template.uvgui.Administrator
Laser Harp\程序\template.uvgui_Administrator.bak
Laser Harp\程序\template.uvopt
Laser Harp\程序\template.uvproj
Laser Harp\程序\template_uvopt.bak
Laser Harp\程序\template_uvproj.bak
Laser Harp\附图\3D模拟电路板图.png
Laser Harp\附图\PCB板.png
Laser Harp\附图\手工焊制实物图.jpg
Laser Harp\附图\电路图.png
Laser Harp\程序
Laser Harp\附图
Laser Harp

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