Forum Discussion

Terry6's avatar
Terry6
Icon for New Contributor rankNew Contributor
1 year ago

Cyclone 10 LP reverting to factory image unexpectedly

I have a design with both factory and application images. On power-up everything works as expected, the factory image is loaded, then the application image is loaded. I'm using the Remote Update (RU...
Configuration
Terry6's avatar
Terry6
Icon for New Contributor rankNew Contributor
1 year ago

I added the suggested GPIO and confirmed that the firmware is resetting the RU watchdog timer at the expected rate at all times, even immediately prior to the FPGA unexpectedly re-configuring itself (as indicated by CONFIG_DONE being de-asserted).

FvM's avatar
FvM
Icon for Super Contributor rankSuper Contributor
1 year ago
Hi,
other question, did you check reconfig reason in RU status register, is it WD timeout? Reboot can be also caused by power glitch or EMI reaching NCONFIG pin.