Texas Instruments TMS320C645x DSP Benutzerhandbuch
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5.7
Receive Teardown Register (RXTEARDOWN)
EMAC Port Registers
The receive teardown register (RXTEARDOWN) is shown in
and described in
Figure 35. Receive Teardown Register (RXTEARDOWN)
31
16
Reserved
R-0
15
3
2
0
Reserved
RXTDNCH
R-0
R/W-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 35. Receive Teardown Register (RXTEARDOWN) Field Descriptions
Bit
Field
Value
Description
31-3
Reserved
0
Reserved
2-0
RXTDNCH
0-3h
Receive teardown channel. Receive channel teardown is commanded by writing the encoded value
of the receive channel to be torn down. The teardown register is read as zero.
of the receive channel to be torn down. The teardown register is read as zero.
0
Teardown receive channel 0
1h
Teardown receive channel 1
2h
Teardown receive channel 2
3h
Teardown receive channel 3
4h
Teardown receive channel 4
5h
Teardown receive channel 5
6h
Teardown receive channel 6
7h
Teardown receive channel 7
Ethernet Media Access Controller (EMAC)/Management Data Input/Output (MDIO)
90
SPRU975B – August 2006