Changes between Version 20 and Version 21 of CSMAMAC

Timestamp:

Feb 8, 2008, 12:29:25 AM (16 years ago)

Author:

chunter

Comment:

--

CSMAMAC

@@ -208 +208 @@
 === Set BACKOFF Timer ===
 
+This state starts the time located on the FPGA fabric in a channel-dependent countdown mode. The hardware automatically supports automatic pausing of this counter in the event of a busy medium and automatic resumption of the timer during idle periods. The purpose of this function is to wait for a random idle time before attempting to use the medium again. The framework function called is
+
+{{{
+#!c
+warpmac_setTimer(BACKOFF);
+}}}
+
+The length of the backoff period is a function of the current resend count, the slot size, and the maximum contention window size. These parameters were specified back in the main function.
+
+
 ----