From 32690ec48927dd7b2355cfc5e9a40ad5cf1dba0c Mon Sep 17 00:00:00 2001
From: janhauer <janhauer>
Date: Tue, 20 Oct 2009 09:21:39 +0000
Subject: [PATCH] Need to toggle radio state after sync-ing in Rx mode to make
 changes effective.

---
 tos/chips/cc2420_tkn154/CC2420TKN154P.nc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tos/chips/cc2420_tkn154/CC2420TKN154P.nc b/tos/chips/cc2420_tkn154/CC2420TKN154P.nc
index fd18e72e..d6a144b9 100644
--- a/tos/chips/cc2420_tkn154/CC2420TKN154P.nc
+++ b/tos/chips/cc2420_tkn154/CC2420TKN154P.nc
@@ -283,7 +283,12 @@ module CC2420TKN154P
   task void configSyncTask()
   {
     if (call SpiResource.immediateRequest() == SUCCESS) {
-      call CC2420Config.sync(); /* put PIB changes into operation */
+      call CC2420Config.sync(); 
+      if (m_state == S_RECEIVING) {
+        // need to toggle radio state to make changes effective now
+        call CC2420Power.rfOff();
+        call CC2420Power.rxOn();
+      }
       call SpiResource.release();
     } else
       post configSyncTask(); // spin (should be short time, until packet is received)
-- 
2.39.2