Arduino Oscilloscope
https://www.youtube.com/watch?v=exiWoeLm4Wc
회로도
펌웨어
https://drive.google.com/drive/folders/1N5HWoD-7X_7zkp9H1VvZ1t5_Vy6dVNKT
arduino-oled-dual-channel-oscilloscope
https://projecthub.arduino.cc/siliconvalley4066/arduino-oled-dual-channel-oscilloscope-197863
HS402
https://oshwlab.com/martinloren/hs402-pro
