Step Sequencer
Building a 1U height (Intellijet), 85U width modular synthesizer sized unit.
16 steps (buttons), 0-5 volt, ideally 10-bit resolution.
Front panel jacks, input: CV, clock; output: CV, clock, gate. Potential additional expansion.
Buttons/modes: slide, ratchet, gate length, start/stop.
Switches could be mechanical keyboard switches, capacitive touch or other. Multipurpose knob, OLED, blinkie per step, maybe RGB backlighting/accent.
Processor could be ESP32, CH32Vx, RP2040, etc.
Intro to Step Sequencer
Standard Dimensions for Eurorack
(Example of 1Ux85U on top, 2U width is 10mm per.)
(Example of 1Ux85U on top, 2U width is 10mm per. Close up of unpopulated area of random size ~7 steps wide. Eurorack "Intellijet" standard sizing.)
(ENGINE stand alone 16 Step Sequencer with various configuration buttons and modes.)
(Example of more jacks in less space. 1/8th inch | 3.5mm)
Additional references for small displays...