Add Buzzer, and extra Temp.-Humidity Sensor

A project log for portable_spectro

new kind of portable spectrometer with efficient LED illumination(SFH4736), and miniatured spectrometer(C12880MA, or AS7260x)

Hoyoung LeeHoyoung Lee 06/18/2020 at 15:480 Comments

19.June.2020. - I made some changes in schematic, and drawing, which adds buzzer to interact with user, and termperature-humidity sensor to improve some kind of calibration for spectroscopy. I hope to finalize the design as soon as possible.