If you thought you could have it all, this electric bike with 8-speed automatic transmission might be the way to commute your way to work.
This is the electric bicycle that uses automatic transmission to downshift into a lower gear when it senses a hill, upshifts for rapid accel ...
Check out the Part 3 of “HOWTO make sounds with Ardunio” and learn to play melody.
Bit-Banging Sound
To bit-bang sound we toggle an output pin at the desired frequency. To play a musical note, we need to use specific frequencies and play the sound for a specific amou ...
