Write access          This function brings up a requester. In this
                        requester you can select what GALer should do before
                        or after programming, copying or erasing a GAL.

                        programming:
                          - with blank test: before programming a GAL test
                                             whether it is erased or not

                          - with verify    : verify GAL after programming


                        copying:
                          - with blank test: test destination GAL whether
                                             it is erased or not

                          - with verify    : verify programmed destination
                                             GAL

                        erasing:
                          - with blank test: test after erasing a GAL
                                             whether it is really cleared
                                             or not