Marvell 88E3015 Manual page 86

88E3015/88E3018
Integrated 10/100 Fast Ethernet Transceiver
Table 57: MAC Interface Output Impedance Target
Register 30_11
B i ts F i el d
15:7 Reserved
6:4 Calibration
PMOS Target
Impedance
3 Reserved
2:0 Calibration
NMOS Target
Impedance
Doc. No. MV-S103657-00, Rev. D
Page 86
M o d e H W S W
R s t R s t
RO 0x000 0x000
RW 0x4 Retain
RO 0x0 0x0
RW 0x4 Retain
Document Classification: Proprietary Information
D e s c r i p t io n
000000000
000 = 80 Ohm
001 = 69 Ohm
010 = 61 Ohm
011 = 54 Ohm
100 = 49 Ohm
101 = 44 Ohm
110 = 41 Ohm
111 = 38 Ohm
0
000 = 80 Ohm
001 = 69 Ohm
010 = 61 Ohm
011 = 54 Ohm
100 = 49 Ohm
101 = 44 Ohm
110 = 41 Ohm
111 = 38 Ohm
Copyright © 2008 Marvell
January 4, 2008, Advance