This is a bicycle computer product with 16×2 LCD screen, real time clock, temperature sensor, light sensor, total & trip distance measurement, even a knight rider led display that changes its swing speed according to the bike’s speed. A very fun project.
The CCS C source code and proteus simulation files are in the zip file below.
after download you need to change the extension of the file from .stl to .zip then you can easily open it.