Expert
Use the
Page Up
and
Page Down
keys to select
Expert
. When Expert is
selected, all timing categories are enabled for manual input. Note that you
should set the value to Optimal to use the manufacturers’ recommended
values.
tCL
: CAS# latency (options are Auto and 5 through 18).
tRCD
: RAS#-to-CAS# Delay for Read/Write commands to the same
bank (options are Auto and 1 through 15).
tRP
: Row Precharge time. This is the Precharge-to-Active or Auto-to-
Refresh of the same bank (options are Auto and 1 through 15).
tRAS
: This is the minimum RAS# active time (options are Auto and 1
through 63).
Command Per Clock
: This is the command timing setting on a per clock
unit basis (options are Auto, 1 clock and 2 clock).
tRRD
: RAS#-to-RAS# delay of different banks (options are Auto and 1
through 15).
tRC
: RAS#-to-RAS# or auto refresh time of the same bank (options are
Auto and 1 through 63).
tWR
: The Write recovery time (options are Auto and 5 through 12).
tWTR
: This is the minimum write-to-read delay with the same chip
selected (options are Auto and 1 through 31).
tFAW
: Minimum four Activate Windows delay time (options are Auto and
1 through 63).
tREF
: This is the DRAM refresh rate (options are
Auto
,
7.8uS
, and
3.9uS
).
Parameters
Settings Current Value
Memory Timing Setting
[
Expert
]
tCL (CAS Latency)
[Auto(7)]
7
tRCD
[Auto(7)]
7
tRP
[Auto(7)]
7
tRAS
[Auto(20)]
20
Command Per Clock (CMD)
[Auto(1T)]
1T
** Advanced Memory Settings **
tRRD
[Auto(4)]
4
tRC
[Auto(27)]
27
tWR
[Auto(10)]
10
tWTR
[Auto(14)]
14
tFAW
[Auto(21)]
21
tREF
[Auto]
7.8uS
tRFC
[Auto]
110ns
