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  1. Hi @JColvin, Thanks for your help. I would never have expected that all four cables I had at my disposal did not respect the USB 2.0 standard which is so ubiquitous, but after further research, it appears that a worrying number of micro USB cables sold on the consumer market are so-called "charging" cables and are unable to operate at high speed USB. Obviously, I had to learn this the hard way. I purchased the AmazonBasics cable you suggested and I can confirm that these are suitable. I suppose that most cables explicitly rated at 480 Mbps would work equally well. May I suggest that
  2. Hi @jpeyron, I had seen the thread about the Evernew USB cable before posting but I've been unable to find anything about it online. Would you mind providing me with a link where I can purchase this cable (or any certified cable that is known to work with the Cmod-A7)? Thank you, PM
  3. Hello, I recently purchased a Cmod A7-35T kit and its USB connection is so unstable that it renders the device almost unusable. I've tried every combination of 2 different host machines (including a laptop running on battery power to rule out a noisy power outlet as a potential cause) and 4 different micro-USB cables but to no avail. I've had somewhat more luck with the shortest USB cable as I was finally able to upload a design and test it after fighting against intermittent disconnections for a few hours. While using the hardware manager in Vivado, I can see the A7-35T appear and d