When a flash drive's firmware becomes corrupted, standard formatting via Windows won't work. You need a "Mass Production Tool" (MP Tool). For the ChipYC2019, this software allows you to:
VID = FFFF, PID = 1201 (standard default values for generic controllers). Common Issues firstchip chipyc2019
| Feature | ChipYC2019 | IS903 (Innostor) | SM3280 (SMI) | |---------|------------|------------------|--------------| | Interface | USB 3.1 Gen 1 | USB 3.0 | USB 3.1 Gen 1 | | Max ECC | BCH-72 | BCH-66 | BCH-72 + LDPC | | Channels | 4 | 8 | 4 | | TLC/QLC Support | Yes | Limited (TLC only) | Yes | | Price | $ | $$ | $$$ | When a flash drive's firmware becomes corrupted, standard