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BIOS Setup
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Parameter
Description
DDR Bus Configuration
Dram ODT impedance RTT_
NOM_WR
Select the DRAMs On-die Termination impedance for RTT_NOM_WR.
Options available: Auto, RTT_OFF, RZQ (240), RZQ/2 (120), RZQ/3 (80)
RZQ/4 (60), RZQ5/(40), RZQ6/(20), RZQ7/(34).
Default setting is
Auto
.
Dram ODT impedance RTT_
NOM_RD
Select the DRAMs On-die Termination impedance for RTT_NOM_RD.
Options available: Auto, RTT_OFF, RZQ (240), RZQ/2 (120), RZQ/3 (80)
RZQ/4 (60), RZQ5/(40), RZQ6/(20), RZQ7/(34).
Default setting is
Auto
.
Dram ODT impedance RTT_
WR
Select the DRAMs On-die Termination impedance for RTT_WR.
Options available: Auto, RTT_OFF, RZQ (240), RZQ/2 (120), RZQ/3 (80)
RZQ/4 (60), RZQ5/(40), RZQ6/(20), RZQ7/(34).
Default setting is
Auto
.
Dram OD Timpedance RTT_
PARK
Select the DRAMs On-die Termination impedance for RTT_PARK.
Options available: Auto, RTT_OFF, RZQ (240), RZQ/2 (120), RZQ/3 (80)
RZQ/4 (60), RZQ5/(40), RZQ6/(20), RZQ7/(34).
Default setting is
Auto
.
Dram OD Timpedance DQS_
RTT_PARK
Select the DRAMs On-die Termination impedance for DQS_RTT_PARK.
Options available: Auto, RTT_OFF, RZQ (240), RZQ/2 (120), RZQ/3 (80)
RZQ/4 (60), RZQ5/(40), RZQ6/(20), RZQ7/(34).
Default setting is
Auto
.
5-3-3-5
DDR Bus Configuration
Summary of Contents for H273-Z80-AAN1
Page 10: ... 10 This page intentionally left blank ...
Page 60: ...BIOS Setup 60 When Boot Mode Select is set to Legacy in the Boot Boot Mode Select section ...
Page 72: ...BIOS Setup 72 5 2 8 PCI Subsystem Settings ...
Page 84: ...BIOS Setup 84 5 2 18 Intel R I350 Gigabit Network Connection ...
Page 90: ...BIOS Setup 90 5 3 1 CPU Common Options ...
Page 117: ...BIOS Setup 117 5 3 3 6 DDR Timing Configuration ...
Page 122: ...BIOS Setup 122 5 3 4 NBIO Common Options ...