How to upgrade PB2 firmware?

1. According to your PC system (WIN xp,Win7 or others), open "Driver" folder  to find the compatible driver. If your computer is 32bit, install dpinst_x86.exe , if 64bit, install dpinst_ia64.exe .It will install automatically. If there are tips during installation, just click "next step". The process need about 30 second. Enclose: how to know "bit" of your PC system? Right click on" my computer"->"attribute"->you could see it on "system type".

2. Put PB2 back and plug in PC, will appear "Finding Hardware Device and install automatically, after finishing installation. Normally, in the device manager will appear" STM Device in DFU Mode”.

3. Run "PB2 V1.01\PB2 Upgrade Tools\Release\Upgrade.exe", then click "Choose" button to load "upgrade update_1.01.dfu" file, then click “Upgrade" to start upgrading.

4. Do not pull out the PB2 when installing, in case of damaging the hardware.

5. The process of upgrading will last about 1 minute, according to your computer configuration then you will get tips as follows:

Congratulation! Your PB2 upgrade successfully.