Hi all ROACH2 is more flexible and each pin can be individually configured to be input or output. We can implement Dave's suggestion on ROACH but the granularity is coarser, we have to configure an entire bank as input or output (each bank has a separate external buffer controlled by a single output enable).
Regards Andrew On Tue, 2012-04-17 at 10:43 -0400, John Ford wrote: > > Hi All. > > > > The solution here is a new type of gpio pcore which has three gateway > > ports: gpio_o, gpio_i and gpio_oe. > > > > Currently there are two gpio pcores; one for in and one for out. > > Hi David. This seems like a good solution. Will this work with Roach-II > as well as on Roach? I seem to recall the GPIO is different on the > Roach-2 board. > > John > > > > > David > > > > >
