This NWare Project explains how to use Generic Controls to limit the range an actual DSP control has.
For example; limit a gain level control from -100dB thru 18 dB to -18dB thru 6 dB.
Fergy
Post's attachments
Range Limiting Explanation with GPIO & X-Control.npa
134.6 kb, 1125 downloads since 2015-01-30