Barton BMC056 Utility Buttons

Utility Buttons is a performance/controller module that provides gate/trigger outputs based on button presses. Buttons can be set to act as momentary, latching or tap tempo. Each channel has two outputs, one of which can be configured as a Multiple, inversion or trigger of the other output.

http://www.bartonmusicalcircuits.com/utilitybuttons/documentation.pdf