Install PEmicro PowerPC Nexus Development Kit STARTER
    — Get a license on Pemicro’s Web and get the exe file to install
    Open PROGPPCNEXUS

    image.png
    Choose Right Port and Connect

    image.png
    Choose PCP File
    image.png

    And you will found a lot of option that you can choose, then choose the option which you want, for example Erase Flash, then follow the guide will be OK.
    image.png