The file should generally be 4,194,304 bytes (4MB) for a 32M-bit chip.
Some firmware dumps include extra data. A clean BIN should start with a header (often FF FF or a specific code) and end with padding ( FF ). 3. Flash the Chip Download PN25F32B BIN
Connect the PN25F32B chip to the programmer (ensure PIN 1 alignment). The file should generally be 4,194,304 bytes (4MB)