Developing, testing and mocking the largest MIDI instrument of the world with a Raspberry Pi and a DIY LEDs piano

“El Carrill√≥n” “El Carrill√≥n” is a bell tower located in “La Fiesta Nacional de la Flor” in Escobar, Buenos Aires, Argentina. There, a huge event takes place every year: There are 18 pneumatic bells, controlled by a Raspberry Pi Zero using two IO Pi Zero boards and then a driver module composed of triacs. Each IO expander … More Developing, testing and mocking the largest MIDI instrument of the world with a Raspberry Pi and a DIY LEDs piano