Stop piston MIDI encoder-decoder

• 32 parallel passive switch inputs for piston contacts wired to common GND line
• 32 parallel N-Darlington low-end driver outputs (500mA@30V per output) for piston lamps wired to common positive line
• 7 additional parallel inputs for discrete control
• 4 additional analog inputs for continuous control
• user selectable MIDI channel 1-16
• user selectable starting note
• separated MIDI In and MIDI Out (no Thru or Merge) for preventing MIDI loops
• single power input for the board and all lamps