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- Fixed unexpected crash on connect on devices without USB Host service. - Safe detection and log notification if the USB subsystem is unavailable. - Full validation on SPI hardware testbench and serial protocols. - Stability and robustness improvements in USB peripheral management.
Tool for writing to SPI flash memory from Android
Flash SPI Tool is an Android tool that lets you program, back up, and verify SPI flash memory chips directly from your mobile device using compatible external USB programmers. It turns your Android smartphone or tablet into a portable workstation for repairing, developing, and maintaining firmware. It's ideal for electronics technicians, embedded system developers, hardware enthusiasts, and repair professionals. Main Features - Automatic detection of USB programmers - Plug-and-play OTG connection - Intelligent selector when multiple devices are connected - Native support for over 30 programmers - Full SPI flash memory operations - Automatic read and backup - Firmware writing with verification - Verification by comparing to a reference file - Automatic chip identification - Professional technical interface - Real-time output console - Manual command mode for advanced diagnostics - Import and export of binary files - Programmer selector with presets and manual mode Compatible Programmers SPI Interfaces: ch341a_spi, ch347_spi, ft2232_spi, buspirate_spi, serprog, dediprog, digilent_spi, dirtyjtag_spi, jlink_spi, linux_spi, pickit2_spi, raiden_debug_spi, spidriver stlinkv3_spi, usbblaster_spi Interfaces controlled by I2C auxiliary chips: mediatek_i2c_spi, mstarddc_spi, realtek_mst_i2c_spi Specialized hardware: asm106x, atavia, developerbox_spi, drkaiser, gfxnvidia, internal, it8212, linux_mtd, nicintel, nicintel_eeprom, nicintel_spi, nv_sma_spi, ogp_spi, parade_lspcon, pony_spi, satasii Test mode: dummy (hardware-free simulation) Requirements - Android 6.0 or higher - USB OTG cable - USB programmer compatible with SPI interface Use cases - BIOS backup and restore - Programming SPI Flash chips (W25Q, MX25L, AT25, etc.) - Development and testing Firmware - Electronic Equipment Repair - Firmware Modification on Motherboards - Recovery of "Bricked" (Locked) Devices Complete Documentation Visit the official repository for installation guides, a complete list of dependencies, detailed technical documentation, and advanced usage examples. Technical Warning This application is designed for users with technical knowledge of electronics and firmware. Improper use may cause permanent hardware damage. Always back up your data before writing to a chip.