Datasheet

78Q2120C
10/100BASE-TX
Transceiver
Page: 19 of 35 © 2009 Teridian Semiconductor Corporation Rev 1.3
MR19: Transceiver Control
BIT SYMBOL TYPE DEFAULT DESCRIPTION
19.15:12 RSVD R 0100
Reserved
19.11:10 TXO[1:0] R/W 01
Transmit Amplitude Selection: Sets the transmit output amplitude
to account for transmit transformer insertion loss.
00 : Gain set for 0.0dB of insertion loss
01 : Gain set for 0.4dB of insertion loss
10 : Gain set for 0.8dB of insertion loss
11 : Gain set for 1.2dB of insertion loss
19.9:0 RSVD R XXXh
Reserved
MR20: Reserved
BIT SYMBOL TYPE DEFAULT DESCRIPTION
20.15:0 Reserved na XXXXh
Reserved
MR21: Reserved
BIT SYMBOL TYPE DEFAULT DESCRIPTION
21.15:0 Reserved na XXXXh
Reserved
MR22: Reserved
BIT SYMBOL TYPE DEFAULT DESCRIPTION
22.15:0 Reserved na XXXXh
Reserved