Dataman 48UXP, Руководство пользователя, Страница: 52 / 72

(
．
) Twice V
cc
±
5%
When this option is selected, the Dataman-48UXP
will do two verify passes on the device: one using
V
cc
+5%, the other V
cc
-5%.
Example:
If V
cc
is 5.0 V, the Dataman-48UXP will do one
verify pass using a V
cc
of 4.75 V, and one using a V
cc
of 5.25 V.
(
．
． ．
．
)Twice V
cc
±10%
When this option is selected, the Dataman-48UXP
will do two verify passes on the device: one using
V
cc
+10%, the other V
cc
–10%.
Example:
If V
cc
is 5.0 V, the Dataman-48UXP will do one
verify pass using a V
cc
of 4.5 V, and one using a V
cc
of 5.5 V.
(
． ． ． ．
)Once
If this option is selected, the Dataman-48UXP will do
one verify pass-using V
cc
.
Blank Check
This option performs a device blank check test before programming. This option can
be disabled for brand new chips to save time. For electronically erasable chips,
enabling the auto-erase/overwrite option will allow the Dataman-48UXP to
automatically erase the chips if they are not blank initially.
Program configuration/memory protect
This option only applied to device with configuration register or has read protect
function on it, enable this option will automatically program the main buffer into the
chip then program the configuration sets up without need to perform memory protect
separately. Enable this option not means protect the chip always if the configuration