Add an additional 8 input / output gates to the DROID
The G8 expander adds 8 jacks to the DROID master. Each of these can be used either as a trigger/gate input or output. Use this expanders for tasks like clock, reset and trigger signals and ramp up your DROID to 24 inputs / outputs that way.
https://shop.dermannmitdermaschine.de/products/g8-droid
This Module is currently available.
$175