Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Verifying downloaded data to target failed

I had converted a function in my program to a hardware using the C2H accelerator. But when downloading the program on the target kit, verifying failed at the Nios II exception address ( 0x04120020 ):...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Are you meeting timing? The hardware footprint changes when you add the accelerator so it could have been luck that it worked before. In the accelerated hardware design try switching the accelerator back to software only (leave the accelerator in the hardware) so that the software version of the algorithm is linked in. Unfortunately this is one of those error messages that can be caused by many things like incorrect pin assignments, timing failures, etc...