Forum Discussion

pku_cfp's avatar
pku_cfp
Icon for New Contributor rankNew Contributor
2 years ago

after THe .sof file is downloaded,the DDR4 IP works,why?

After powering on the circuit board with DDR4 and FPGA, it appears the DDR4 IP does not finish calibratin stage. The three signals of the local_reset_done, local_cal_success,local_cal_fail are all lo...
Memory
sstrell's avatar
sstrell
Icon for Super Contributor rankSuper Contributor
2 years ago

Are you saying that your board (custom board?) is supposed to be programming the FPGA automatically on power-up?

If not, then yes, you have to program the device manually before the EMIF will work.