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pp123's avatar
pp123
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2 months ago
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AGILEX 5 EMIF LPDDR4

Hello, I have the question about EMIF IP Core. Does Agilex 5 EMIF (Quartus Pro 26.1) provide any documented or undocumented API to issue LPDDR4 Mode Register Read (MRR) commands after calibration...
Programmable Logic Device
  • yoichiK_altera's avatar
    yoichiK_altera
    2 months ago

    Hi

    The Agilex 5 EMIF user guide exposes AXI4 mainband and AXI4-Lite sideband interfaces to the IOSSM, but does not expose a user-programmable MRR/MRW command interface or an API for reading arbitrary LPDDR4 mode registers.

yoichiK_altera's avatar
yoichiK_altera
Icon for Contributor rankContributor
2 months ago

Hi

The Agilex 5 EMIF user guide exposes AXI4 mainband and AXI4-Lite sideband interfaces to the IOSSM, but does not expose a user-programmable MRR/MRW command interface or an API for reading arbitrary LPDDR4 mode registers.