6527 - iCE40 LP/HX: Does iCE40 LP384 support SB_WARMBOOT device configuration primitive?

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• 5634 - iCE40UltraPlus: Is the device can retain the Block RAM memory contents when performing a warmboot (via the SB_WARMBOOT primitive)?

  Warmboot does not power off the device and whatever is in the SPRAM memory will stay. The configuration during warmboot does not load the SPRAM contents, so by definition, the SPRAM contents are retained.

• 5739 - iCE40 Ultra Plus, Ultra/Ulralite, LP/HX: How safe is the iCE40 device configuration at power-up?

  The data from the user's *.nvcm file is programmed into the NVCM. This *.nvcm file has a data CRC embedded at the end. In addition to the CRC, the configuration logic automatically generates an ECC pattern for each 64 byte page, which is stored in ...

• 7041 - Diamond 3.9 and All MachXO: Why here is no simulation model for SEDFA/SEDFB Primitive with its support devices?

  Description: After installing Diamond, I find under "xxxx\cae_library\simulation", there not have a simulation model for XO3L SEDFA/SEDFB Primitive. Look into this, I find XO2 device also not have a simulation model for SEDFA/SEDFB Primitive. ...

• 6259 - iCE40 LP/HX: Is it possible to determine if NVCM has already been programmed on the iCE40 device?

  Solution: To verify whether the NVCM was previously programmed, perform a Blank Check on the NVCM Arrays

• 1681 - MachXO2: What happens if the PROGRAMN pin is toggled before device configuration is completed when in SPI configuration mode?

  The PROGRAMN pin is used by the MachXO2 configuration logic to initiate programming of the device. Generally this pin is held inactive high during configuration. In the MachXO2, SPI configuration will restart when PROGRAMN is toggled during ...