Texas Instruments TMS320DM643X DMP 사용자 설명서
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5.3
Transmit Teardown Register (TXTEARDOWN)
Ethernet Media Access Controller (EMAC) Registers
The transmit teardown register (TXTEARDOWN) is shown in
and described in
Figure 29. Transmit Teardown Register (TXTEARDOWN)
31
16
Reserved
R-0
15
3
2
0
Reserved
TXTDNCH
R-0
R/W-0
LEGEND: R = Read only; R/W = Read/Write; -n = value after reset
Table 28. Transmit Teardown Register (TXTEARDOWN) Field Descriptions
Bit
Field
Value
Description
31-3
Reserved
0
Reserved
2-0
TXTDNCH
0-7h
Transmit teardown channel. The transmit channel teardown is commanded by writing the encoded
value of the transmit channel to be torn down. The teardown register is read as 0.
value of the transmit channel to be torn down. The teardown register is read as 0.
0
Teardown transmit channel 0
1h
Teardown transmit channel 1
2h
Teardown transmit channel 2
3h
Teardown transmit channel 3
4h
Teardown transmit channel 4
5h
Teardown transmit channel 5
6h
Teardown transmit channel 6
7h
Teardown transmit channel 7
72
Ethernet Media Access Controller (EMAC)/
SPRU941A – April 2007
Management Data Input/Output (MDIO)