6895 - Diamond: How to set hysteresis of I2C pins used by ASC device?

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• 7733 - ECP5 / Diamond 3.14: Why does my design get a Map device oversize error related to PLL for LFE5U-12F in with Diamond 3.14, but completes map successfully in earlier releases of Diamond software?

  In Diamond version 3.14, there is a bug where it incorrectly limits the number of PLLs in the device to 0 for LFE5U-12F. Example error message: ERROR - (device oversize error). The number of PLL components needed (1) exceeds the number available. ...

• 908 - Diamond: ECP2: How many generic routing signals can be used as primary clocks in a LatticeECP2/M device?

  Diamond: ECP2: In a LatticeECP2/M, the primary clocks, whether they're global or quadrant, get their sources through a center MUX. The number of generic routing signals that can get onto the center MUX is 10. These 10 signals come from FPGA routing ...

• 6181 - All Nexus / Device Constraint Editor: How can the user set the DONE, INITN, and PROGRAMN pins of Nexus devices as GPIO during user mode?

  Users need to program the feature row with the .fea file generated during the design flow (Note: If changes are made on the Global settings, user needs to rerun the design flow to re-generate a new .fea file that reflects the changes on the Global ...

• 731 - Lattice ispLEVER: How do I set up the VREF pins for use with the IOs?

  Lattice ispLEVER: To set up a device's VREF pins using ispLEVER: Start up DESIGN PLANNER. In Design Planner, select VIEW, SPREADSHEET VIEW. In Spreadsheet View, select PREFERENCE, VREF LOCATIONS... In the Vref Setting window, enter a name in the VREF ...

• 7264 - Diamond / Radiant / Propel: long startup time, stuck at "initializing device data"

  Description: When launching Lattice software, some license checks will be performed that may take some time depending on the user's system configuration. This FAQ summarizes the work arounds to shorten the startup time. Solution: 1) Checking the ...