3980xpi Users Manual - Data I/O Corporation

Edit Data
Edit Logic Menu
Commands
Use the commands on the Edit Data menu to make changes to data stored in
RAM or to data stored in a disk file. When you select the Edit Data command,
the programmer displays a menu corresponding to the type of device that is
currently selected. There are separate editors for memory and logic devices.
For logic devices, there is a fuse map and test vector editor. For memory
devices, there is a memory editor.
The Edit Logic menu appears if you selected a logic device. This menu contains
the Edit Logic, Vector Edit, Fill Fuse Map, and Clear Vectors commands.
Edit Fuse Map
More Commands/Edit Data/Edit Logic/Edit Fuse Map
The Edit Fuse Map is the data editor for logic devices. To edit fuse data, follow
these steps:
1. Enter the parameters described below, then press ENTER. The screen
displays the fuse map data.
2. If the data source does not have proper fuse data, a message indicates
that the file is not initialized. Press C to initialize the fuse map to an
unprogrammed (blank) state.
3. You can enter either data or commands as you edit. To edit the fuse map
data, move the cursor to the fuse you want to change. Press SPACE to
toggle the fuse to the desired state. The fuse editor commands are
described below.
Note: In general, any paging command or an exit command causes all
currently displayed data to be written to the data source.
The options and commands for the editor are described below.
� Source (R,D)
Specifies the source of the data to be edited. Press SPACE to toggle
between R (RAM) and D (disk).
� Filename
Specifies the name of the disk file containing the fuse data to edit. This
option appears only if you select disk as the Source. The filename must
follow standard DOS conventions.
� Data Representation (X/-,0/1)
Specifies how the data in RAM or data file appears on the terminal's screen.
Press SPACE to toggle between these options: X and — (unprogrammed
state) or 0 and 1 (programmed state).
The following commands are available when you use the fuse editor.
Command Keystrokes Description
Prev Block CTRL + P Displays the previous block of fuse data.
Next Block CTRL + N Displays the next block of fuse data.
3980xpi/3980/3900/2900 User Manual 4-45