# Program a .x65 container xflashprog -p /dev/ttyUSB0 write -f firmware.x65 -a 0x0
# Read via SPI programmer xflashread -p /dev/ttyUSB0 -s 0x0 -l 0x200000 backup.bin x6512 flash file
The programmer will abort with an “out‑of‑range” error. Trim the image, split it into multiple partitions (if your bootloader supports it), or upgrade to a larger capacity part. # Program a