The purpose of clk_gddr_o is to serve as clock source to another chip outside the FPGA. Do take note that this output clock is synchronous with ser_tx_o. Another thing, the clock source of clk_gddr_o is coming from the PLL + DDR module (with ...
The two PLLs REFCLK of SGMII CDR are driven by the dedicated connection from LLC_PLL (Lower Left Corner PLL). Note: Some dedicated GPLL_LLC input clock is reserved for one of the SGMII CDR inputs and cannot be used for the external PLL's REFCLK. ...
Lattice currently recommends the following for implementing Gigabit Ethernet interfaces: CertusPro-NX FPGAs: Use SERDES-based SGMII or RGMII Certus-NX, MachXO5-NX, and CrossLink-NX: Use RGMII These recommendations are based on updated LVDS-based ...
Lattice Technical Support Expectation Please be advised that highest priority for Lattice Technical Support will be given to 1. Software which is not working as expected or suspected bugs. We recommend that customers use the latest software tools and ...
Glitch Fliter is used to prevent short-duration events of glitches, This is used to prevent False tripping on noise in a system. GLITCHFilter in device constraints , enables 1ns glitch filtering.
Description: In simulating designs for Lattice devices, this error may appear if there is no GSR instantiated in the testbench. Solution: There is no planned fix for this simulation issue. To work around this, please instantiate GSR on your ...
Solution: The following RDs available for Crosslink-NX will support the said applications: 1. FPGA-RD-02212 : N Input to 1 Output MIPI CSI-2 Side-by-Side Aggregation - Aggregate multiple Image Sensors into a single Output with Minimal Latency. - Uses ...