From 15a095ea760798b15c28fa4c880aad96dbb097a6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20K=C3=BChn?= <kuhnm@centrum.cz>
Date: Sat, 3 Aug 2019 15:37:11 +0200
Subject: [PATCH 1/2] changed blind sound

---
 Firmware/sound.cpp | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/Firmware/sound.cpp b/Firmware/sound.cpp
index b01285a5..9a91739b 100644
--- a/Firmware/sound.cpp
+++ b/Firmware/sound.cpp
@@ -135,10 +135,15 @@ switch(eSoundMode)
 
 static void Sound_DoSound_Blind_Alert(void)
 {
-     _tone(BEEPER,300);
-     _delay_ms(75);
-     _noTone(BEEPER);
-     _delay_ms(75);
+     uint8_t nI;
+
+     for(nI=0; nI<50; nI++)
+     {
+         WRITE(BEEPER,HIGH);
+         delayMicroseconds(94);
+         WRITE(BEEPER,LOW);
+         delayMicroseconds(94);
+     }
 }
 
  static void Sound_DoSound_Encoder_Move(void)

From f77414be2bd84ea10f5994402725220dbf57f66f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20K=C3=BChn?= <kuhnm@centrum.cz>
Date: Mon, 5 Aug 2019 12:41:27 +0200
Subject: [PATCH 2/2] blind alert sound shorter

---
 Firmware/sound.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Firmware/sound.cpp b/Firmware/sound.cpp
index 9a91739b..52d880a0 100644
--- a/Firmware/sound.cpp
+++ b/Firmware/sound.cpp
@@ -137,7 +137,7 @@ static void Sound_DoSound_Blind_Alert(void)
 {
      uint8_t nI;
 
-     for(nI=0; nI<50; nI++)
+     for(nI=0; nI<20; nI++)
      {
          WRITE(BEEPER,HIGH);
          delayMicroseconds(94);