<p><span class="h-card" translate="no"><a href="https://glauca.space/@r" class="u-url mention">@<span>r</span></a></span> <span class="h-card" translate="no"><a href="https://ioc.exchange/@azonenberg" class="u-url mention">@<span>azonenberg</span></a></span> <span class="h-card" translate="no"><a href="https://donotsta.re/users/mwk" class="u-url mention">@<span>mwk</span></a></span> <span class="h-card" translate="no"><a href="https://chaos.social/@dlharmon" class="u-url mention">@<span>dlharmon</span></a></span> the way the methodology works is that there is a bit of gateware that converts a bunch of IO pins into a stream; at each cycle where there is a change in the output or the input needs to be sampled, you submit output/output enable values, and say if you want an input sample back. you can also submit arbitrary auxiliary data along an input sample request, which gets back to you with the input data</p><p>this covers 90% of simple I/O interfaces like SPI, JTAG, etc</p>