From 69d19c868c10171d8e07b5d21e78c528f445f617 Mon Sep 17 00:00:00 2001
From: bsongis <bsongis@8db61ce9-5e8f-94c8-fa6b-1d1c8bcca7d0>
Date: Mon, 7 May 2012 17:53:34 +0000
Subject: [PATCH] Mix Beep was not perfectly regular (especially the 3rd one)

---
 src/open9x.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/open9x.cpp b/src/open9x.cpp
index af1608a7b..4aac9a1bc 100644
--- a/src/open9x.cpp
+++ b/src/open9x.cpp
@@ -1617,7 +1617,7 @@ void perOut(uint8_t phase)
   memset(chans, 0, sizeof(chans));        // All outputs to 0
 
   //========== MIXER LOOP ===============
-  mixWarning = 0; // TODO should be in a local variable on stack
+  uint8_t lv_mixWarning = 0;
   for (uint8_t i=0; i<MAX_MIXERS; i++) {
 
     MixData *md = mixaddress( i ) ;
@@ -1682,7 +1682,7 @@ void perOut(uint8_t phase)
             }
           }
         }
-        if (md->mixWarn) mixWarning |= 1<<(md->mixWarn-1); // Mix warning
+        if (md->mixWarn) lv_mixWarning |= 1<<(md->mixWarn-1); // Mix warning
       }
     }
     else {
@@ -1781,6 +1781,8 @@ void perOut(uint8_t phase)
         break;
       }
   }
+
+  mixWarning = lv_mixWarning;
 }
 
 #ifdef DISPLAY_USER_DATA