TLK10031 Datasheet, PDF (81/146 Pages) Texas Instruments – TLK10031 Single-Channel XAUI/10GBASE-KR Transceiver

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TLK10031
SLLSEL3A – JULY 2015 – REVISED AUGUST 2015
7.5.2.28 DSR_CONTROL_2 (register = 0x001A) (default = 0x4C20) (device address: 0x1E)
Figure 7-68. DSR_CONTROL_2 Register
15
14
13
12
11
10
9
8
DSR_DATA_SRC_SEL[1:0]
(RXG)
SR_DATA_SW_MODE[1:0]
(RXG)
RESERVED
RW
RW
RW
7
6
5
4
3
2
1
0
DSR_MASK_CYCLES[7:0] (RXG)
RW
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Bit
15:14
Field
DSR_DATA_SRC_SEL[1:0]
(RXG)
13:12 DSR_DATA_SW_MODE[1:0]
(RXG)
11:8 RESERVED
Table 7-49. DSR_CONTROL_2 Field Descriptions
Type Reset
RW
RW
RW
Description
Data selection for receive data switch source input. Applicable when DST_PIN_SW_EN is
LOW.
00 = Select LS input
01 = Select HS input(Default 2’b01)
10 = Reserved
11 = Reserved
Selects condition to trigger data switch for the selected ON/OFF condition. (Default 2’b00)
OFF condition:
00 = Wait for OFF trigger
01 = Any data
10 = Any data
11 = Wait for OFF trigger
ON condition:
00 = Wait for ON trigger
01 = Wait for ON trigger
10 = Any data
11 = Any data
For TI use only (Default 4’b1100)
7.5.2.29 DATA_SWITCH_STATUS (register = 0x001B) (default = 0x1020) (device address: 0x1E)
Figure 7-69. DATA_SWITCH_STATUS Register
15
14
13
12
11
10
DST_EN[3:0]
(RXG)
DST_SW_PEN DST_SW_DON
DING
E
(RXG)
(RXG)
RO
RO
RO
7
6
5
4
DSR_EN[3:0]
(RXG)
RO
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
3
2
DSR_SW_PEN DSR_SW_DON
DING
E
(RXG)
(RXG)
RO
RO
9
DST_ON
(RXG)
RO
1
DSR_ON
(RXG)
RO
8
DST_OFF
(RXG)
RO
0
DSR_OFF
(RXG)
RO
Bit
15:12
Field
DST_EN[3:0]
(RXG)
11 DST_SW_PENDING
(RXG)
10 DST_SW_DONE
(RXG)
9 DST_ON
(RXG)
Table 7-50. DATA_SWITCH_STATUS Field Descriptions
Type
RO
RO
RO
RO
Reset
Description
Source input data selection status on transmit side.
0001 = LS data
0010 = HS data
0100 = Reserved
1000 = Reserved
When HIGH, indicates data switching event is pending to be completed in the transmit side
based on selected data source input
When HIGH, indicates data switching event has occurred in the transmit side based on selected
data source input
ON condition indicator from transmit data switch. When HIGH, indicates an ON condition has
occurred in transmit data switch
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