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[Commit-gnuradio] r4568 - gnuradio/trunk/usrp/doc
From: |
eb |
Subject: |
[Commit-gnuradio] r4568 - gnuradio/trunk/usrp/doc |
Date: |
Wed, 21 Feb 2007 16:53:01 -0700 (MST) |
Author: eb
Date: 2007-02-21 16:53:01 -0700 (Wed, 21 Feb 2007)
New Revision: 4568
Modified:
gnuradio/trunk/usrp/doc/inband-signaling-usb
Log:
work-in-progress on specifying inband-signaling
Modified: gnuradio/trunk/usrp/doc/inband-signaling-usb
===================================================================
--- gnuradio/trunk/usrp/doc/inband-signaling-usb 2007-02-21 23:48:02 UTC
(rev 4567)
+++ gnuradio/trunk/usrp/doc/inband-signaling-usb 2007-02-21 23:53:01 UTC
(rev 4568)
@@ -10,7 +10,7 @@
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- |O|U|E|D| mbz | Chan | mbz | Tag | Payload Len |
+ |O|U|D|S|E| mbz | Chan | mbz | Tag | Payload Len |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Timestamp |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
@@ -46,14 +46,19 @@
when the FPGA runs out of samples, and it's not between
bursts. See the "End of Burst flag" below.
+ D Dropped Packet Flag: Set in an IN packet if the FPGA
+ discarded an OUT packet because its timestamp had already
+ passed.
+
+ S Start of Burst Flag: Set in an OUT packet if the data is the
+ first segment of what is logically a continuous burst of data.
+ Must be zero in IN packets.
+
E End of Burst Flag: Set in an OUT packet if the data is the
last segment of what is logically a continuous burst of data.
Must be zero in IN packets. Underruns are not reported
when the FPGA runs out of samples between bursts.
- D Dropped Packet Flag: Set in an IN packet if the FPGA
- discarded an OUT packet because its timestamp had already
- passed.
Chan 5-bit logical channel number. Channel number 0x1f is reserved
for control information. See "Control Channel" below. Other
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