MPC8544COMEDEV Freescale Semiconductor, MPC8544COMEDEV Datasheet - Page 850
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MPC8544COMEDEV
Manufacturer Part Number
MPC8544COMEDEV
Description
KIT DEV EXPRESS MPC8544COM
Manufacturer
Freescale Semiconductor
Type
MPUr
Datasheets
1.MPC8544VTALF.pdf
(117 pages)
2.MPC8544VTALF.pdf
(2 pages)
3.MPC8544VTALF.pdf
(1340 pages)
Specifications of MPC8544COMEDEV
Contents
Board
For Use With/related Products
MPC8544
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Enhanced Three-Speed Ethernet Controllers
15.5.4.3.2
Figure 15-108
Table 15-112
15-118
10–15
Offset 0x01
Reset 0
Bits
Bits
0–6
6
7
8
9
7
8
9
W
R
0
Reset AN Reset auto-negotiation. This bit is cleared by default and is self-clearing.
Speed[1] Speed selection. This bit defaults to a set state and should always be set, which corresponds to 1000 Mbps
Duplex
Extend
Status
Name
Name
Full
0
Pre
No
—
—
—
—
0
describes the fields of the SR register.
MPC8544E PowerQUICC III Integrated Host Processor Family Reference Manual, Rev. 1
describes the definition for the SR register.
Status Register (SR)
—
0
Reserved, should be cleared.
This bit indicates that PHY status information is also contained in the Register 15, Extended Status Register.
Returns 1 on read. This bit is read-only.
Reserved, should be cleared.
MF preamble suppression enable. This bit indicates whether or not the PHY is capable of handling MII
management frames without the 32-bit preamble field. Returns 1, indicating support for suppressed
preamble MII management frames. This bit is read-only.
0 Normal operation.
1 The auto-negotiation process restarts. This action is only available if auto-negotiation is enabled.
Duplex mode. This bit is set by default.
0 Reserved.
1 Full-duplex operation.
Reserved, should be cleared.
speed.Setting this field controls the speed at which the TBI operates. The following table provides the
appropriate encoding. Its default is bit[2] = ‘0’; bit[9] = ’1’.
Reserved
0
0
0
6
Table 15-111. CR Field Descriptions (continued)
Extend
Status
1
Figure 15-108. Status Register Definition
7
Reserved
Reserved
1000 Mbps
Reserved
Maximum Operating Speed
Table 15-112. SR Descriptions
—
0
8
No Pre
1
9
AN Done
10
0
Description
Description
Remote
Bit 2
Fault
11
0
1
0
1
0
AN Ability
Bit 9
0
0
1
1
12
1
Status
Link
Freescale Semiconductor
13
0
Access: Read only
—
14
0
Extend
Ability
15
1
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