User Manual

3-24
Chapter 3: BIOS Setup
The following item appears only when Trfc Ctrl is set to [Manual].
Trfc [138]
Specifies the Refresh Recovery Delay Time (tRFC1). Valid values
3DEh-3Ch.
Trfc2 Ctrl [Auto]
Specifies Trfc2.
Configuration options: [Auto] [Manual]
The following item appears only when Trfc2 Ctrl is set to [Manual].
Trfc2 [C0]
Specifies the Refresh Recovery Delay Time (tRFC2). Valid values
3DEh-3Ch.
Trfc4 Ctrl [Auto]
Specifies Trfc4.
Configuration options: [Auto] [Manual]
The following item appears only when Trfc4 Ctrl is set to [Manual].
Trfc4 [84]
Specifies the Refresh Recovery Delay Time (tRFC4). Valid values
3DEh-3Ch.
Tcwl [Auto]
Specifies the CAS Write Latency.
Configuration options: [Auto] [9 Clk] [0Ah Clk] [0Bh Clk] [0Ch Clk] [0Eh
Clk] [10h Clk] [12h Clk] [14h Clk]
Trtp [Auto]
Specifies theRead CAS# to Precharge Delay Time.
Configuration options: [Auto] [5 Clk] [6 Clk] [7 Clk] [8 Clk] [9 Clk] [0Ah
Clk] [0Bh Clk] [0Ch Clk] [0Dh Clk] [0Eh Clk]
Tcke [Auto]
Specifies the CKE minimum high and low pulse width in memory clock
cycles.
Configuration options: [Auto] [1 Clk] [2 Clk] [3 Clk] [4 Clk] [5 Clk] [6 Clk]
[7 Clk] [8 Clk] [9 Clk] [0Ah Clk] [0Bh Clk] [0Ch Clk] [0Dh Clk] [0Eh Clk]
[0Fh Clk] [10h Clk] [11h Clk] [12h Clk] [13h Clk] [14h Clk] [15h Clk] [16h
Clk] [17h Clk] [18h Clk] [19h Clk] [1Ah Clk] [1Bh Clk] [1Ch Clk] [1Dh Clk]
[1Eh Clk] [1Fh Clk]
Trdwr [Auto]
Specifies the Read to Write turnaround timing.
Configuration options: [Auto] [1 Clk] [2 Clk] [3 Clk] [4 Clk] [5 Clk] [6 Clk]
[7 Clk] [8 Clk] [9 Clk] [0Ah Clk] [0Bh Clk] [0Ch Clk] [0Dh Clk] [0Eh Clk]
[0Fh Clk] [10h Clk] [11h Clk] [12h Clk] [13h Clk] [14h Clk] [15h Clk] [16h
Clk] [17h Clk] [18h Clk] [19h Clk] [1Ah Clk] [1Bh Clk] [1Ch Clk] [1Dh Clk]
[1Eh Clk] [1Fh Clk]
Twrrd [Auto]
Specifies the Write to Read turnaround timing.
Configuration options: [Auto] [1 Clk] [2 Clk] [3 Clk] [4 Clk] [5 Clk] [6 Clk]
[7 Clk] [8 Clk] [9 Clk] [0Ah Clk] [0Bh Clk] [0Ch Clk] [0Dh Clk] [0Eh Clk]
[0Fh Clk]