Main Circuit Board Photo

Here's a close-up view of the main circuit board.

circuit board photo

TODO: add a simple diagram of the sections of the board, with links to the pages which describe them.

Take a look at the board layout

Take a look at the main CPU schematic.

The MIDI Drum Machine, Paul Stoffregen and Rod Seely.
Designed and constructed Fall, 1991. Project status: Complete.
http://www.pjrc.com/tech/midi-drums/board.html
Last updated: February 24, 2005
-- These drum-machine web pages are still under construction --
Questions, Comments?? <paul@pjrc.com>