CH341A 24 25 Series EEPROM Flash BIOS USB Programmer with Software & Driver

CH341A 24 25 Series EEPROM Flash BIOS USB Programmer is a versatile low-cost USB programmer used for reading, writing, and erasing various 24 and 25 series EEPROM and SPI flash chips. It is ideal for repairing corrupted BIOS firmware, backing up EEPROMs, and working on embedded systems, routers, TVs, and motherboards.

Key Features:

• Supports Multiple Chip Series: Compatible with 24Cxx I²C EEPROMs and 25Cxx SPI Flash ICs.
• USB Powered: Directly powered via USB 2.0, no external power required.
• Plug and Play: Easily connects to PC with included drivers and software.
• High-Speed Programming: Fast read/write operations with minimal delays.
• Mini Form Factor: Compact design suitable for field and bench use.

Technical Specifications:

• Chip Compatibility: 24C01 to 24C512, 25CXX, W25QXX, EN25, AT25, MX25, AMIC, etc.
• Interface: USB 2.0 Type-A
• Operating Voltage: 3.3V / 5V (selectable via jumper)
• Programming Modes: Read / Write / Erase / Verify
• Socket Type: SOP8 / DIP8 ZIF socket
• OS Compatibility: Windows XP, 7, 8, 10, 11 (32 & 64-bit)
• Chip Detection: Automatic or manual

Mechanical Details:

• Board Dimensions: Approx. 60mm x 22mm
• Weight: 10g
• Color: Black or green PCB (varies by manufacturer)

Mounting and Usage:

• Insert IC: Place EEPROM/Flash chip in SOP8/DIP8 socket correctly aligned.
• Select Voltage: Set jumper to 3.3V or 5V based on chip requirement.
• Connect to PC: Use USB port; install driver if not auto-detected.
• Launch Software: Use CH341A Programmer software to operate the chip.

Schematic, Wiring and Pinout:

• CH341A Pinout: Includes MOSI, MISO, CLK, CS, VCC, GND, WP, and HOLD lines for SPI chips.
• Adapter Socket: Accepts SOP8 and DIP8 ICs directly without external adapter.
• Power Selector: Jumper to toggle between 3.3V and 5V supply.

Software and Drivers:

• CH341A Programmer Software (ver. 1.29 or 1.34)
• CH341A USB Driver for Windows (signed version)
• Alternative open-source software support (e.g., NeoProgrammer)

Applications:

• BIOS Recovery: Repair corrupt BIOS in motherboards, laptops, and desktops.
• EEPROM Backup: Save or clone EEPROM data from electronics.
• Embedded System Repair: Restore firmware for routers, set-top boxes, etc.
• TV and Monitor Repair: Program flash ICs for display controllers.

Equivalent Alternatives:

• EZP2010: USB EEPROM programmer with wider chip support and LCD flash options
• RT809H: Advanced programmer for SPI/I2C/NAND/EMMC chips
• TL866II Plus: Universal programmer with wide socket support for professionals

Package Includes:

• 1 x CH341A USB Programmer
• 1 x SOP8 to DIP8 Adapter (optional, based on variant)