Datasheet

SN75DP130
www.ti.com SLLSE57D –APRIL 2011–REVISED JULY 2013
Table 8. SN75DP130 Local I
2
C Control and Status Registers (continued)
ACCESS
(
ADDRESS BIT(S) DESCRIPTION
1)
06h 6:4 AEQ_L2_LANE0_SET. This field selects the EQ setting for Lane 0 when I2C_EQ_ENABLE RW
is set, the DisplayPort sink is selected, Link Training is enabled, and the Link Training results
in Level 2 pre-emphasis.
000 – 0 dB EQ gain (default) 100 – 5 dB (HBR); 10 dB (HBR2)
001 – 1.5 dB (HBR); 3.5 dB (HBR2) 101 – 6 dB (HBR); 13 dB (HBR2)
010 – 3 dB (HBR); 6 dB (HBR2) 110 – 7 dB (HBR); 15 dB (HBR2)
011 – 4 dB (HBR); 8 dB (HBR2) 111 – 9 dB (HBR); 18 dB (HBR2)
2:0 AEQ_L3_LANE0_SET. This field selects the EQ setting for Lane 0 when I2C_EQ_ENABLE RW
is set, the DisplayPort sink is selected, Link Training is enabled, and the Link Training results
in Level 3 pre-emphasis.
000 – 0 dB EQ gain (default) 100 – 5 dB (HBR); 10 dB (HBR2)
001 – 1.5 dB (HBR); 3.5 dB (HBR2) 101 – 6 dB (HBR); 13 dB (HBR2)
010 – 3 dB (HBR); 6 dB (HBR2) 110 – 7 dB (HBR); 15 dB (HBR2)
011 – 4 dB (HBR); 8 dB (HBR2) 111 – 9 dB (HBR); 18 dB (HBR2)
07h 6:4 AEQ_L0_LANE1_SET. This field selects the EQ setting for Lane 1 when I2C_EQ_ENABLE RW
is set, the DisplayPort sink is selected, Link Training is enabled, and the Link Training results
in Level 0 pre-emphasis.
000 – 0 dB EQ gain (default) 100 – 5 dB (HBR); 10 dB (HBR2)
001 – 1.5 dB (HBR); 3.5 dB (HBR2) 101 – 6 dB (HBR); 13 dB (HBR2)
010 – 3 dB (HBR); 6 dB (HBR2) 110 – 7 dB (HBR); 15 dB (HBR2)
011 – 4 dB (HBR); 8 dB (HBR2) 111 – 9 dB (HBR); 18 dB (HBR2)
2:0 AEQ_L1_LANE1_SET. This field selects the EQ setting for Lane 1 when I2C_EQ_ENABLE RW
is set, the DisplayPort sink is selected, Link Training is enabled, and the Link Training results
in Level 1 pre-emphasis. This field also selects the fixed EQ setting for the following non-
AEQ modes:
MM ● I2C_EQ_ENABLE is set, the DisplayPort sink is selected, and Link Training is disabled
MM ● I2C_EQ_ENABLE is set and the TMDS sink is selected.
000 – 0 dB EQ gain (default) 100 – 5 dB (HBR); 10 dB (HBR2)
001 – 1.5 dB (HBR); 3.5 dB (HBR2) 101 – 6 dB (HBR); 13 dB (HBR2)
010 – 3 dB (HBR); 6 dB (HBR2) 110 – 7 dB (HBR); 15 dB (HBR2)
011 – 4 dB (HBR); 8 dB (HBR2) 111 – 9 dB (HBR); 18 dB (HBR2)
08h 6:4 AEQ_L2_LANE1_SET. This field selects the EQ setting for Lane 1 when I2C_EQ_ENABLE RW
is set, the DisplayPort sink is selected, Link Training is enabled, and the Link Training results
in Level 2 pre-emphasis.
000 – 0 dB EQ gain (default) 100 – 5 dB (HBR); 10 dB (HBR2)
001 – 1.5 dB (HBR); 3.5 dB (HBR2) 101 – 6 dB (HBR); 13 dB (HBR2)
010 – 3 dB (HBR); 6 dB (HBR2) 110 – 7 dB (HBR); 15 dB (HBR2)
011 – 4 dB (HBR); 8 dB (HBR2) 111 – 9 dB (HBR); 18 dB (HBR2)
2:0 AEQ_L3_LANE1_SET. This field selects the EQ setting for Lane 1 when I2C_EQ_ENABLE RW
is set, the DisplayPort sink is selected, Link Training is enabled, and the Link Training results
in Level 3 pre-emphasis.
000 – 0 dB EQ gain (default) 100 – 5 dB (HBR); 10 dB (HBR2)
001 – 1.5 dB (HBR); 3.5 dB (HBR2) 101 – 6 dB (HBR); 13 dB (HBR2)
010 – 3 dB (HBR); 6 dB (HBR2) 110 – 7 dB (HBR); 15 dB (HBR2)
011 – 4 dB (HBR); 8 dB (HBR2) 111 – 9 dB (HBR); 18 dB (HBR2)
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