5287 - Should the USRMCLK be used only when the device is in MSPI mode or if it is needed to disable the MasterSPI port to generate your own MasterSPI controller?

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• 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 ...

• 7210 - MACHXO3D: How to enable MACHXO3D SDM Port INITN/DONE/PROGRAMN persistence mode?

  Description: MACHXO3D SDM Port INITN/DONE/PROGRAMN are dual purpose pins, which can be use as GPIO in user mode based on persistent mode settings. Solution: These are part of Feature Row settings and Feature Row bits that must be programmed to take ...

• 2043 - LatticeXP2: Can the CSSPIN pin be used as a GPIO in dual-boot mode on the LatticeXP2 device?

  Description: When using the LatticeXP2 device in dual boot mode, the FPGA continuously drives the CSSPIN high. The CSSPIN is considered a dual-purpose pin. However while the CFG0 pin = 0, controlling the dual-boot function, it will cause CSSPIN to be ...

• 2313 - LatticeXP2: Is it possible to program the LatticeXP2 SRAM directly using slave SPI mode?

  Solution: No, you cannot program SRAM in SLAVE SPI(SSPI) mode. SSPI can only be utilized to program and verify an encrypted or standard JEDEC file into embedded configuration Flash in background mode. It can be used to read the SRAM fuse cells in ...

• 5371 - Diamond / Programmer / MachXO2: How do you communicate with MachXO2 via SSPI when it is in user mode?

  Solution: More of the information about SSPI programming can be found at MachXO2 Programming and Configuration Usage Guide (TN1204). SSPI port is active when the device is in blank or erase state. However, this port is defaulted as not active or ...