103
3
BIOS Setup
(Trrd) RAS to RAS Delay
This field is used to select the delay time from RAS (Row Address
Strobe) to the next RAS (Row Address Strobe) when reading to the
same bank. The lesser the clock cycle, the faster the DRAM’s per-
formance.
(Trp) Row Precharge Time
This field is used to select the number of cycles that is allowed for
Row Address Strobe (RAS) to precharge. If insufficient time is al-
lowed for the RAS to accumulate its charge before DRAM refreshes,
refreshing may be incomplete and DRAM may fail to retain data.
(Tras) Minimum RAS Active Time
This field is used to select the minimum time RAS takes to read
from and write to a memory cell.
DRAM Output Driving
This field is used to select the DRAM output driving value.
DQS Training Control
The options are Skip DQS and Perform DQS.
CKE Base Power Down Mode
The options are Enabled and Disabled.
CKE Based Power Down
The options are Per Channel and Per CS.
Memclock Tri-stating
The options are Enabled and Disabled.
Memory Hole Remapping
The options are Enabled and Disabled.
Auto Optimize Bottom IO
The options are Enabled and Disabled.
Summary of Contents for Infinity NF series
Page 1: ...System Board User s Manual 935 NF4F05 300G 92440643 ...
Page 25: ...25 1 Introduction ...
Page 26: ...26 Introduction 1 ...
