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

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

  SB_WARMBOOT is supported for all iCE40 Devices except for the iCE40-LP384.

• 1409 - How can I access the User Flash Memory(UFM) of MACHXO2 device?<BR>

  You can access the User Flash Memory(UFM) sector via the internal WISHBONE interface of the Embedded Function Block(EFB) module, external Slave SPI port and exteranl I2C Primary port. In addition, you can also access the UFM sector through the JTAG ...

• 3831 - iCE40: What will be the appropriate voltage range that is required to operate SPI(Serial Peripheral Interface) PROM(Programmable Read Only Memory) in an iCE40 device?

  The appropriate voltage range that is required to operate SPI(Serial Peripheral Interface) PROM(Programmable Read Only Memory) in an iCE device is in between 1.8 to 3.3V.

• 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. ...

• 1423 - Can I access the on-chip Flash memory use the Master SPI Mode(MSPI) for MACHXO2 device?<br>

  You can not use the Master SPI Mode(MSPI) to access the on-chip Flash memory. This mode is exclusively for SRAM memory configuration. You can use the MSPI port for programming the external SPI Flash device through JTAG mode. This provides a single ...