®
MII/RMII 10/100 Ethernet Transceiver with HP Auto-MDIX and flexPWR Technology in a Small Footprint
Datasheet
Table 5.32 Register 27 - Special Control/Status Indications
NAME DESCRIPTION
ADDRESS
MODE DEFAULT
27.15
AMDIXCTRL
HP Auto-MDIX control
RW
0
0 - Auto-MDIX enable
1 - Auto-MDIX disabled (use 27.13 to control channel)
27.14
27.13
Reserved
Reserved
RW
RW
0
0
CH_SELECT
Manual Channel Select
0 - MDI -TX transmits RX receives
1 - MDIX -TX receives RX transmits
27.12
27:11
Reserved
SQEOFF
Write as 0. Ignore on read.
RW
0
0
Disable the SQE (Signal Quality Error) test
(Heartbeat):
0 - SQE test is enabled.
1 - SQE test is disabled.
RW,
NASR
27.10:5
27.4
Reserved
XPOL
Write as 0. Ignore on read.
RW
RO
000000
0
Polarity state of the 10Base-T:
0 - Normal polarity
1 - Reversed polarity
27.3:0
Reserved
Reserved
RO
XXXXb
Table 5.33 Register 28 - Special Internal Testability Controls
ADDRESS
NAME
DESCRIPTION
MODE DEFAULT
RW N/A
28.15:0
Reserved
Do not write to this register. Ignore on read.
Table 5.34 Register 29 - Interrupt Source Flags
ADDRESS
NAME
DESCRIPTION
MODE DEFAULT
29.15:8
Reserved
Ignore on read.
RO/
LH
0
X
X
X
X
X
X
29.7
29.6
29.5
29.4
29.3
29.2
INT7
INT6
INT5
INT4
INT3
INT2
1 = ENERGYON generated
0 = not source of interrupt
RO/
LH
1 = Auto-Negotiation complete
0 = not source of interrupt
RO/
LH
1 = Remote Fault Detected
0 = not source of interrupt
RO/
LH
1 = Link Down (link status negated)
0 = not source of interrupt
RO/
LH
1 = Auto-Negotiation LP Acknowledge
0 = not source of interrupt
RO/
LH
1 = Parallel Detection Fault
0 = not source of interrupt
RO/
LH
SMSC LAN8710/LAN8710i
Revision 1.0 (04-15-09)
DATA4S5HEET
SMSC [ SMSC CORPORATION ]
