DM9010BI
Industrial-temperature Single Chip Ethernet Controller with General Processor Interface
8.10 10BASE-T Configuration/Status (10BTCSR) - 18
Bit
Bit Name
Default
Description
18.15
Reserved
0, RO
Reserved
Read as 0, ignore on write
18.14
18.13
LP_EN
HBE
1, RW
1,RW
Link Pulse Enable
1 = Transmission of link pulses enabled
0 = Link pulses disabled, good link condition forced
This bit is valid only in 10Mbps operation
Heartbeat Enable
1 = Heartbeat function enabled
0 = Heartbeat function disabled
When the DM9010BI is configured for full duplex operation, this bit will
be ignored (the collision/heartbeat function is invalid in full duplex
mode)
18.12
18.11
SQUELCH
JABEN
1, RW
1, RW
Squelch Enable
1 = Normal squelch
0 = Low squelch
Jabber Enable
Enables or disables the Jabber function when the DM9010BI is in
10BASE-T full duplex or 10BASE-T transceiver Loopback mode
1 = Jabber function enabled
0 = Jabber function disabled
18.10
Reserved
0, RW
0, RO
0, RO
Reserved
Force to 0, in application.
Reserved
Read as 0, ignore on write
18.9-18.1 Reserved
18.0 POLR
Polarity Reversed
When this bit is set to 1, it indicates that the 10Mbps cable polarity is
reversed. This bit is automatically set and cleared by 10BASE-T
module
8.11 Power Down Control Register (PWDOR) - 19
Bit
Bit Name
Default
Description
19.15-19.9 Reserved
0, RO
Reserved
Read as 0, ignore on write
19.8
19.7
19.6
19.5
19.4
19.3
19.2
19.1
19.0
PD10DRV
PD100DL
PDchip
PDcom
PDaeq
PDdrv
PDedi
PDedo
PD10
0, RW
0, RW
0, RW
0, RW
0, RW
0, RW
0, RW
0, RW
0, RW
Vendor power down control test
Vendor power down control test
Vendor power down control test
Vendor power down control test
Vendor power down control test
Vendor power down control test
Vendor power down control test
Vendor power down control test
Vendor power down control test
* When selected, the power down value is control by Register 20.0
Preliminary
38
Version: DM9010BI--DS-P01
January 12, 2010
DAVICOM [ DAVICOM SEMICONDUCTOR, INC. ]
