Texas Instruments TMS320TCI6486 - Manual (Page 97)

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5.3 Transmit Teardown Register (TXTEARDOWN)
The transmit teardown register (TXTEARDOWN) is shown in Figure 45 and described in Table 39 .
Figure 45. Transmit Teardown Register (TXTEARDOWN)
31 30 16
TXTD
Reserved
NRDY
R-0
15 3 2 0
Reserved TXTDNCH
R-0 R/W-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 39. Transmit Teardown Register (TXTEARDOWN) Field Descriptions
Bit Field Value Description
31 TXTDNRDY 0 Transmit teardown ready. Read as zero, but is always assumed to be one (unused).
30-3 Reserved 0 Reserved
2-0 TXTDNCH Transmit teardown channel. The transmit teardown channel is commanded by writing the encoded
value of the transmit channel to be torn down. The teardown register is read as zero.
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
97 SPRUEF8F – March 2006 – Revised November 2010 C6472/TCI6486 EMAC/MDIO
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