This module will be in Eurorack format with the following specifics:

• This device will be 10-12hp
• 10 x 3.5mm mono inputs (8 track inputs, 1 clock, 1 reset)
• 8 x 3.5mm mono outputs
• 14 momentary LED lit pushbuttons
  • Same part number / color as the ACL Sinfonion circle push buttons

Connections:

• 8 track inputs
• 8 track outputs
• 8 buttons of track mutes
• Step+, Step-, Add, Delete, Edit/Live, and Reset buttons
• Clock and Reset gate inputs

Logic:

• Microcontroller + VCAs + Opamp buffers

User Interface

• The Track Button LEDs will show current mute status of the track (8 total)
• clock in will increment the step sequencer
• reset in will reset the step sequencer
• Sequences can be 255 steps long
• Edit/Live Modes
  • Edit Mode
    • whenever a track button is pressed, it is immediately saved into the current step
  • Live Mode
    • a track button will change the mute status for active step only, and is not saved
    • override modes allow for muting/unmuting channels regardless of step sequencer values
• When changing steps, length, and such, display current step/length on the track buttons as a display
  • more on this as we get code structure sorted later

Rough Initial Parts List

• Buttons: KS01-BLV-2 https://www.tme.eu/en/details/ks01-bl-2/keypad-switches/highly/ks01-blv-2/
• 16 channel LED IC: TLC5940
• VCA: SSI2164
• OpAmp: TL074