From b4f61dea80533468b2ea18e8df7fe17cc50ad93d Mon Sep 17 00:00:00 2001
From: bsongis <bsongis@8db61ce9-5e8f-94c8-fa6b-1d1c8bcca7d0>
Date: Wed, 11 Jul 2012 21:53:39 +0000
Subject: [PATCH] Little modification for siren sound

---
 src/ersky9x/audio.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/ersky9x/audio.cpp b/src/ersky9x/audio.cpp
index d855ad37c..b78a4001a 100644
--- a/src/ersky9x/audio.cpp
+++ b/src/ersky9x/audio.cpp
@@ -303,7 +303,7 @@ void AudioQueue::wakeup()
       dacptr->DACC_TNCR = 50 ;      // words, 100 16 bit values
     }
 
-    setFrequency(current.freq * 6100 / 2);
+    setFrequency(current.freq * 6100 / 4);
 
     if (current.freqIncr) {
       CoSetTmrCnt(audioTimer, 2, 0);
@@ -337,7 +337,7 @@ void AudioQueue::wakeup()
     }
     CoSetTmrCnt(audioTimer, background.duration*2, 0);
     background.duration = 0;
-    setFrequency(background.freq * 6100 / 2);
+    setFrequency(background.freq * 6100 / 4);
     toneStart();
     CoClearFlag(audioFlag);
     CoStartTmr(audioTimer);
@@ -411,7 +411,7 @@ void AudioQueue::play(uint8_t tFreq, uint8_t tLen, uint8_t tPause, uint8_t tFlag
   CoEnterMutexSection(audioMutex);
 
   if (tFlags & PLAY_SOUND_VARIO) {
-    background.freq = tFreq;
+    background.freq = tFreq * 2;
     background.duration = tLen;
     background.pause = tPause;
     if (!busy()) {
@@ -429,7 +429,7 @@ void AudioQueue::play(uint8_t tFreq, uint8_t tLen, uint8_t tPause, uint8_t tFlag
     if (next_widx != ridx) {
       AudioFragment & fragment = fragments[widx];
       memset(&fragment, 0, sizeof(fragment));
-      fragment.freq = tFreq;
+      fragment.freq = tFreq * 2;
       fragment.duration = tLen;
       fragment.pause = tPause;
       fragment.repeat = tFlags & 0x0f;