Description
The Delptronics noise chip is a Microcontroller (PIC12F1571 or PIC12F1822) programmed to output white noise and four square waves. The Noise Chip can save a designer a lot of circuitry and is perfect for percussion circuits like for snares, hand claps, maracas, and cymbals
More information including functional schematics can be found here: https://www.thonk.co.uk/wp-content/uploads/2019/05/Delptronics-Noise-Chip.pdf