you probably have to pull port_en high to program it.
On Sun, Feb 19, 2017 at 1:09 AM, Brian White <[email protected]> wrote: > Hey Stephen, am I missing anything here? > > Using the files you posted several weeks ago I built a couple of boards, and > managed to get the ISE software going on a linux laptop, seem to have got > past the usb driver complication. > > So, the software and usb driver might not be right yet, I can't tell for > sure because I've never used the xilinx software before, so I can't prove > the tool chain. But considering the error messages I'm getting, from 2 > different units, I think maybe the software and usb programmer is ok and I > have either a hardware problem on the board, or I'm simply not using the > software correctly yet. > > Can you zoom in one of these pics and say if I'm missing a component or got > something wrong? This was my best guess what to do based on opening up the > cad files in eaglecad (never used that before either) and reading the notes > right on the drawing. > > c4 is 1 uf > r1 is 0 > r3 is 10k > > There's a screen shot of the errors from iMPACT, and I get the same thing > from both boards. Those same bit patterns for the device id etc. > > I'm feeding 5v to the module through the same pins (1 & 14) that the > model100 would, and no other pins connected to anything. The programmer > gives the green light for expected reference voltage. A dmm reads 5.26vdc > coming into the breadboard and 3.11 on the gnd and vcc pins with the > programmer connected, and 3.33 without the programmer connected. > > I see that r3 is port_en so that's ok. > > ...or, is everything as expected so far, and I'm just not using the software > right? > > > https://goo.gl/photos/7wRjuTUDv6cojpjU9 > > > -- > bkw >
