User Guide

www.ti.com
5.3 Transmit Teardown Register (TXTEARDOWN)
Ethernet Media Access Controller (EMAC) Registers
The transmit teardown register (TXTEARDOWN) is shown in Figure 29 and described in Table 28 .
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.
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)
Submit Documentation Feedback