CX82100 Home Network Processor Data Sheet
7.7.2
Transmit Descriptor
The contents of the Transmit Descriptor (TDES) are described in Table 7-2.
Table 7-2. Transmit Descriptor Format
Bit(s)
31:17
16
Field
RDY
Transmit Descriptor (TDES) Description
Unused.
Frame Ready.
0 = Frame not ready to be transmitted.
1 = Frame ready to be transmitted.
Transmit Frame Length.
15:4
TLEN
Transmit frame length in bytes. Range is 0–4095. This includes the preamble, SFD, DA, SA, length,
and data to transmit.
3
2
Reserved.
Setup Frame.
SET
DPD
AC
0 = Current frame is not a setup frame.
1 = Current frame is a setup frame.
Disable TX Padding.
0 = Enable TX padding.
1 = Disable TX padding.
Disable CRC Appending.
0 = Enable CRC appending.
1 = Disable CRC appending.
1
0
101306C
Conexant Proprietary and Confidential Information
7-11
CONEXANT [ CONEXANT SYSTEMS, INC ]
