| There are many variants of tiny keyboards, pianos and organs based on 555-type oscillators, Arduino boards, and microcontrollers like the AT...
| There are many variants of tiny keyboards, pianos and organs based on 555-type oscillators, Arduino boards, and microcontrollers like the AT...
| Three modes available: Piano (8 white notes and 5 black notes, one key transposes. Tone of higher notes, + 12 notes) PlayStore (a melody...
| Happy Holidays Readers ! New version : Piano-PlayList-Metronome There are many variations of Piano based on 555, UNO, ATtiny, Nano, touch...