前几年在京东买了一个 8G 的台电幻彩 U 盘，前段时间做了一个 macOS 的系统盘，做完后发现 U 盘莫名其妙被开启写保护了，想用量产的方式去除写保护，查了下 U 盘主控信息，采用了安国的主控（完整信息在最下面），下载了不同版本的量产工具，就只有 ALCOR_MP_v15.12.28.00 能够正常识别 U 盘，但是开始按钮是禁用的，不能点击开始，这个是为什么？
芯片精灵完整信息：
- Description: USB Mass Storage Device(Teclast CoolFlash)
- Device Type: Mass Storage Device
- Protocal Version: USB 2.00
- Current Speed: High Speed
- Max Current: 200mA
- USB Device ID: VID = 058F PID = 6387
- Serial Number: 852E3BAA
- Device Vendor: Generic
- Device Name: Teclast CoolFlash
- Device Revision: 0105
- Manufacturer: Teclast
- Product Model: CoolFlash
- Product Revision: 8.07
- Controller Vendor: Alcor Micro
- Controller Part-Number: AU6989SN-GT/AU6998SN [EC05] - F/W FD00
- Flash ID code: 45DE9892 - SanDisk SDTNRCAMA-008G - 1CE/Single Channel [TLC-8K] -> Total Capacity = 8GB
- Tools on web: http://dl.mydigit.net/special/up/alcor.html
- Possible Flash Part-Number
- ----------------------------
- [1CE]SDTNPNAHEM-008G x 1 pcs/Channel x 1 Channel
- [1CE]SDTNQCAMA-008G x 1 pcs/Channel x 1 Channel
- [1CE]SDTNRCAMA-008G x 1 pcs/Channel x 1 Channel
- [1CE]SDTNRCAMA-008G x 1 pcs/Channel x 1 Channel
- Flash ID mapping table
- ----------------------------
- [Channel 0] [Channel 1]
- 45DE98927250 --------
- -------- --------
- -------- --------
- -------- --------
- -------- --------
- -------- --------
- -------- --------
- -------- --------
