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my project now use cyclone IV GX150 ,then we not use Transceivers module, if we must connect VCCL_GXB, VCCH_GXB and VCCA_GXB to 2.5V power? May we let thest power pin floating? waiting your replay , thanks!!
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Hi there,
For VCCL_GXB, should tie to 1.2V. And all these power still should be connected even if u will not use transceiver. Due to the configuration may failed if u don't connect it and have bad influence for calibration. But the power rail will not cause power waste.
Best regards,
WZ

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