Layout
  PS2233 528 v3
Mix
  Input
    Order  0/1
  Join by Dump
    Parts  2
  Divide
    Field  Block Number
    Value  2
Assembler
  Block Number
    Block Size      0x20000
    Bank Space      0x400
    Image Cut       0xd00000
    Banks           00..07 / 0x000 / 0x3d7
  Actions
    Scan
Comments
  by Vlad forum 4738
  half blocks from 1st bank of chip were erased