DS100KR401_13 Datasheet, PDF (20/38 Pages) Texas Instruments – Ultra Low Power, 4 Lane (8-channel, bi-directional) Repeater for Data-rates up to 10.3 Gbps

DS100KR401
SNLS395B – JANUARY 2012 – REVISED MARCH 2012
www.ti.com
Address
0x02
0x05
0x06
0x08
0x0E
0x0F
0x10
0x11
Table 8. SMBUS Slave Mode Register Map (continued)
Register Name
Override RESET,
LPBK Control
Bit (s) Field
7:6 Reserved
5:4 LPBK Control
3:1
0
Slave Mode CRC Bits 7:0
Slave CRC Control 7:5
4
3
Reserved
Override RESET
CRC bits
Reserved
Reserved
Slave CRC
Override
Pin Control
CH0 - CHB0
Reserved
CH0 - CHB0
EQ
CH0 - CHB0
VOD
2:0 Reserved
7
Reserved
6
Override SD_TH
5:2 Reserved
1
Override DEM
0
Reserved
7:0 Reserved
7:0 EQ Control
7
Short Circuit
Protection
6
Reserved
5:3 Reserved
2:0 VOD Control
CH0 - CHB0
DEM
7
STATUS
6:5 STATUS
4:3 Reserved
2:0 DEM Control
Type Default
R/W 0x00
R/W 0x00
R/W 0x10
R/W 0x00
R/W 0x00
Description
Set bits to 0.
00: Use LPBK pin control
01: INA to OUTB loopback
10: INB to OUTA loopback
11: Disable loopback and ignore LPBK pin.
Set bits to 0.
1: Block RESET pin control
0: Allow RESET pin control
CRC bits [7:0]
Set bits to 0.
Set bit to 1.
1: Disables the slave CRC mode
0: Enables the slave CRC mode
Note: In order to change VOD, DEM and EQ of the
channels in slave mode, set bit to 1 to disable the
CRC.
Set bits to 0.
Set bit to 0.
1: Block SD_TH pin control
0: Allow SD_TH pin control
Set bits to 0.
1: Block DEM pin control
0: Allow DEM pin control
Set bit to 0.
Set bits to 0.
R/W 0x2F
R/W 0xAD
R
0x02
R
R/W
R/W
IB0 EQ Control - total of 256 levels.
See Table 2.
1: Enable the short circuit protection
0: Disable the short circuit protection
Set bit to 0.
Set bits to default value - 101.
OB0 VOD Control
000: 0.7 V
001: 0.8 V
010: 0.9 V
011: 1.0 V
100: 1.1 V
101: 1.2 V (default)
110: 1.3 V
111: 1.4 V
Observation bit for CH0 - CHB0.
Observation bit for CH0 - CHB0.
Set bits to 0.
OB0 DEM Control
000: 0 dB
001: –1.5 dB
010: –3.5 dB (default)
011: –5 dB
100: –6 dB
101: –8 dB
110: –9 dB
111: –12 dB
20
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