Data I/O UniSite-xpi, User Manual

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4. Commands
4-58 UniSite-xpi User Manual
Logic Device
Illegal Bit Check
If you have selected a logic device, the Illegal Bit Check screen for logic
devices appears.
To check a logic device for illegal bits, follow these steps:
1. Select and socket a logic device.
2. Press E
NTER
, and UniSite-xpi begins the Illegal Bit Check. The results
are displayed in the message bar.
Memory Device
Illegal Bit Check
If you have selected a memory device, then the Illegal Bit Check screen
for memory devices appear.
To check a memory device for illegal bits, follow these steps:
1. Select and socket a memory device.
2. Enter the parameters described below.
3. Press E
NTER
, and UniSite-xpi begins the Illegal Bit Check. The results
are displayed in the message bar.
The following parameters appear on this screen:
• User Data Size —Specifies the size of the data block to check for
illegal bits. This value is normally equal to the device size or a
multiple of the device size for checking illegal bits of a set. If you
enter 0, it is reset to device size for RAM or file size for a file
operation. User Data Size works with Total Set Size to determine the
total amount of bytes to check in a set.
• Total Set Size —The total number of parts in the set to check for
illegal bits.
Illegal Bit
Check
Logic
More
Com-
mands Illegal Bit
Check Device
Checks
Illegal Bit
Check
Mem.
More
Com-
mands Illegal Bit
Check Device
Checks