User Flash Memory (UFM)

MachXO2-640 and larger density devices provide a user Flash memory block, which can be used for a variety of applications including storing a portion of the configuration image, initializing EBRs, storing PROM data or, as a general purpose user Flash memory.

• Non-volatile storage up to 256Kbits
• Erase and program separately from the configuration Flash memory
• Supports up to 100K write cycles
• Byte addressable for read access
• Page addressable for write access (128-byte pages)
• Program, erase, and busy signals
• Auto-increment addressing
• Access through JTAG, SPI, I²C or WISHBONE interface

For more information refer to:
TN1205: Using User Flash Memory and Hardened Control Functions in MachXO2 Devices