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BenUhing's avatar
BenUhing
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4 years ago

Glitch on DCLK during Active Serial Arria 10

I have a PCB with an Arria 10 that I'd like to support both passive serial and active serial config. I can successfully configure the Arria 10 via JTAG and passive serial, but I cannot successfully p...
JohnT_Altera's avatar
JohnT_Altera
Icon for Regular Contributor rankRegular Contributor
4 years ago

Hi,


May I know if you change the MSEL after the FPGA is power up or before it is power up? If you change the MSEL after the FPGA is power up then I do not think you will be able to use Active Serial as the MSEL setting is only read during power up.


  • BenUhing's avatar
    BenUhing
    Icon for New Contributor rankNew Contributor
    4 years ago
    John,

    Thanks for responding. We won’t need to hot switch MSEL after power up. I’m only changing the position of the switch before power up.