PICO based flasher utility for SST39SF0x0 EEPROM chips
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Updated
Sep 4, 2026 - C++
PICO based flasher utility for SST39SF0x0 EEPROM chips
Working prototype: an ESP32-S3 that writes 512 KB images into an SST39SF040 flash chip over USB or WiFi. Built to burn Roland U-110 sound cards. No level shifters or resistors needed.
Command line tool to interface with the SST39SF0x0 PICO Flasher
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