Altera Transceiver PHY IP Core Manual de usuario Pagina 532

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Reconfig Addr Bits R/W Register Name Description
7’h0A
[9] R
control and status
Error. When asserted, indicates an error.
This bit is asserted if any of the following
conditions occur:
The channel address is invalid.
The PHY address is invalid.
The PMA offset is invalid.
[8] R Busy. When asserted, indicates that a
reconfiguration operation is in progress.
[1] W Read. Writing a 1 to this bit triggers a read
operation.
[0] W Write. Writing a 1 to this bit triggers a
write operation.
7’h0B [5:0] RW pma offset Specifies the offset of the PMA analog
setting to be reconfigured. Table 16-10
describes the valid offset values.
7’h0C [6:0] RW data Reconfiguration data for the PMA analog
settings. Refer to Table 16-10 for valid
data values.
Refer to the Arria V Device Datasheet, the Cyclone V Device Datasheet, or the Stratix V Device Datasheet
for more information about the electrical characteristics of each device. The final values are currently
pending full characterization of the silicon.
Note:
All undefined register bits are reserved.
Table 16-10: PMA Offsets and Values
Offset Bits R/W Register Name Description
0x0 [5:0] RW V
OD
VOD. The following encodings are
defined:
6’b000000:6’b111111:0–63
0x1 [4:0] RW Pre-emphasis pre-tap
The following encodings are defined:
5’b00000 and 5’b10000: 0
5’b00001–5’b01111: -15 to -1
5’b10001–5b’11111: 1 to 15
0x2 [4:0] RW Pre-emphasis first post-tap
The following encodings are defined:
5’b00000–5’b11111: 0–31
UG-01080
2015.01.19
Transceiver Reconfiguration Controller PMA Analog Control Registers
16-15
Transceiver Reconfiguration Controller IP Core Overview
Altera Corporation
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