Dataman 48UXP - Manual (Page 38)

search string can be text code or hex code, it can search
forward from cursor position or backward from cursor
position.
Next
This commend is to find the next string that fit the search
string in the buffer.
Undo
As you make changes to the memory buffer, the changes
on the current page are highlighted. If you choose this
option, it will reverse all changes made to the highlighted
areas.
As soon as the changed memory positions move off the
screen, or get deselected by another command, the Undo
command will not undo the changes.
Check Sum
This function allow you to calculated the check sum of the
specific range buffer data, enter the From address and To
address then click Check Sum, the check sum will display
in the display.
Edit the buffer (logical device only)
When GAL, PALCE and other logical devices are selected
as active device, the main memory buffer will contain a
fuse map instead of hexadecimal value.
The screen will appear as following: