Datasheet

Datasheet 119

Bit Description

9:7 Refresh Mode Select (RMS): This field determines whether Refresh is enabled and, if so, at

what rate Refreshes will be executed.

000: Refresh disabled

001: Refresh enabled. Refresh interval 15.6 µsec

010: Refresh enabled. Refresh interval 7.8 µsec

011: Reserved.

111: Refresh enabled. Refresh interval 64 clocks (fast refresh mode)

Other: Reserved

Any change in the programming of this field Resets the Refresh counter to zero. This function is

for testing purposes, it allows test program to align refresh events with the test and thus improve

failure repeatability.