U disk mass Production Knowledge introduction

1, u disk hardware composition is what

Main control chip + memory chip

The master chip stores information that controls flash memory. Some u disk is broken, by changing the main control, the content is not lost, as long as the flash is not bad.

Flash, is foreign devils to make out, at present in the Chinese city of a variety of u disk is the foreign elimination of inferior flash memory made, so easy to bad.

2, the main control has several

CBM (Chipsbank), Icreate, Guo, sandiks etc ....

3, disk partition cloning software should pay attention to what?

If the motherboard BIOS does not identify the amount of output CDROM after the U disk, then Ghost and PQ Software is also unrecognized, and therefore can not be used.

4, how to output cdrom the volume of U disk HDD part of the allocation letter?

The new motherboard identifies the first partition of the U disk HDD, so this part does not need to be driven.

For unrecognized, it can be solved by loading Panasonic's Usbaspi.sys and Aspidisk.sys in Config.sys.

5. Why is a disk lost after loading Usbaspi.sys?

This is because the driver resets the USB device, and the content in the IMG file on the usbcdrom is gone, and the solution is to load the IMG into memory, using grub4dos or Isolinux software.

6, load USB2.0 Drive, what to pay attention to?

Mainly compatibility issues, some motherboards may not run grub4dos, some may not load usbaspi.sys, and so on, the solution is to try to use Iomega or Duse driver.

7, flash existence of several

The storage mode is divided into SLC and MLC, the latter has a larger storage capacity than the former, but the speed and life are shorter than the former.