Forum Discussion

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

How to add a delay - Time digital converter (TDC) - begginer

Hello everyone, I'm using a DE0 Nano SoC, and I have a PLL that provides me with a frequency of 500 MHz. I want to generate pulse bursts on my GPIO connector. So far, I can create pulses with a dura...
Configuration
FvM's avatar
FvM
Icon for Super Contributor rankSuper Contributor
2 years ago

Here's a Cyclone III delayline example, achieving about 400 ps per stage. You see a larger step after 16 stages when crossing a LAB boundary.
The delay is periodically stepped, recorded with infinite persistence.