请高手看下，是否还有修复可能。
chipgenius 4.0查看为：
USB设备ID: VID = 0C76 PID = 0005
设备供应商: USB Mass Storage
设备名称: USB Mass Storage
设备修订版: 0100
产品制造商: GENERIC
产品型号: USB Mass Storage
产品修订版: 1.00
芯片厂商: SSS(鑫创)
芯片型号: TC58NC6688/SSS6690-B0
闪存识别码: 98D798B2 - Toshiba(东芝) - 1CE/单通道 [TLC-8K] -> 总容量 = 4GB
拆开U盘，芯片也是台湾产东芝TC58NC6688G1F
好像只有2.15版支持6688的量产，但出现error8，报告如下：
Device 1:0xB0
MP Version:2.150
INI_File_Name:6688_Toshiba_43nm_D3_Normal.INI
Random delay 0 msec
--- Download MP ISP ---
CE-0, Flash ID=98-D7-98-B2-76-54-09-14
--> ROOT is not found
Scan (0,2780)
Original Defect Block - 0:0:0x0000
Original Defect Block - 0:0:0x0001
......
Original Defect Block - 0:0:0x0AD0
Original Defect Block - 0:0:0x0AD1
---> Max Bad of Plane (663,672)
---> Max BAD/DIE = 672
Total good blocks after SCAN: 111 / 2780, Bad block=2669
==> 2-Plane mode
Max. Bad Block Allowed = 136(2669)
### Error: Too many bad block.
### Error: Low level format failed ###
SafeErase (0,2780)
Erase failed Block - 0:0:0x0000
Erase failed Block - 0:0:0x0001
......
Erase failed Block - 0:0:0x0AD0
Erase failed Block - 0:0:0x0AD1
---> Max Bad of Plane (663,672)
---> Max BAD/DIE = 672
