Chipgenius V4.21 ((full)) Jun 2026

Plug the USB flash drive, SD card reader, or MP3 player you wish to test into your computer‘s USB port. ChipGenius automatically refreshes the device list.

: The exact model string of the controller chip, which is crucial for matching repair software. Chipgenius V4.21

| Section | What You’ll Find | Why It Matters | | :--- | :--- | :--- | | | USB 2.0 / 3.0 support | Confirms interface speed; a USB 3.0 device plugged into a USB 2.0 port will show as “2.1”. | | VID / PID / SN | Vendor ID, Product ID, serial number | Essential for identifying exact product revisions and locating driver packages. | | Controller vendor & model | e.g., “Phison PS2251-07” | The single most important line for finding the correct mass‑production tool. | | Flash ID | Manufacturer and die type (SLC/MLC/TLC) | Indicates real capacity, performance class, and potential endurance. | | Device current (mA) | Peak power draw in milliamps | Helps diagnose devices that cause “power surge” warnings on certain ports. | Plug the USB flash drive, SD card reader,

Controller Vendor: Phison Controller Part-No: PS2251-07 (PS2307) Flash ID: 98 DE 94 93 76 57 - Toshiba 64Gb TLC (3D) -> 8GB total Bad Blocks: 4 | Section | What You’ll Find | Why