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Jardi's avatar
Jardi
Icon for New Contributor rankNew Contributor
4 years ago
Solved

System not working when SDRAM Controller on Databus

I'm creating a system on Cyclone 10 with a RISC-V Processor from Vectorblox (orca-1) . The idea is to have a Bios on the onchip memory, which initialises a serial connection (UART). This serial conne...
  • Jardi's avatar
    Jardi
    4 years ago

    Hello Anil

    Thanks for you reply!

    At the end it turned out, that the default start up code did not initialized the stack pointer properly. I implemented my own startup code, where I initialized the stack pointer so it points to the correct location. After that the system worked as desired.

    Sorry for not updating my post.

    Marc

AnilErinch_A_Intel's avatar
AnilErinch_A_Intel
Icon for Frequent Contributor rankFrequent Contributor
4 years ago

Hi Jardi,


Thanks for contacting Intel support.

Since this is a custom design , please let us know when you added the SDRAM controller and custom RGB IP , and compiled the whole design whether timing closure has been achieved , where there any warnings thrown up by the Quartus compiler?

Please let us know.


Thanks and Regards

Anil