Si3056
Si3018/19/10
Register 41. RX Gain Control 3 (Si3019 Line-Side Device Only)
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
Type
RGA3
R/W
RXG3[3:0]
R/W
Reset settings = 0000_0000
Bit Name
7:5 Reserved Read returns zero.
RGA3 Receive Gain or Attenuation 2.
Function
4
0 = Incrementing the RXG3[3:0] bits results in gaining up the receive path.
1 = Incrementing the RXG3[3:0] bits results in attenuating the receive path.
3:0 RXG3[3:0] Receive Gain 3.
Each bit increment represents 0.1 dB of gain or attenuation, up to a maximum of 1.5 dB.
For example:
RGA3
RXG3[3:0]
Result
X
0
0
0
1
1
1
0000
0001
:
0 dB gain or attenuation is applied to the receive path.
0.1 dB gain is applied to the receive path.
1111
0001
:
1.5 dB gain is applied to the receive path.
0.1 dB attenuation is applied to the receive path.
1111
1.5 dB attenuation is applied to the receive path.
Register 42. Reserved
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
Type
Reset settings = 0000_0000
Bit Name
7:0 Reserved Read returns zero.
Function
76
Rev. 1.05
SILICON [ SILICON ]
