: After programming, use the Verify function to compare the data on the chip with the source file to ensure accuracy. 4. Alternative Software
Improper voltage settings (e.g., using 5V on a 1.8V chip) can permanently damage your hardware. Always verify the chip's voltage requirements before connecting. Download - 7-Zip
Download * Download 7-Zip 26.01 (2026-04-27) for Windows: * Download 7-Zip 23.01 (2023-06-20): * Download 7-Zip 19.00 (2019-02-21) Download File CH341A_v1.43_22012022.7z
: If you are flashing new firmware (like a BIOS update), you must erase the chip before selecting the new file to program.
CH341A USB BIOS Programmer - Flashing EEPROM Chip Quick Guide : After programming, use the Verify function to
The standard procedure for using the v1.43 software typically follows these steps:
If you encounter compatibility issues with the v1.43 version, alternative open-source tools like IMSProg provide a robust environment for Linux and Windows for reading and writing EEPROM chips. : Click Detect in the main window to
: Click Detect in the main window to identify the connected EFI or Flash chip.