From bbf70c637076d6185deb3d8d34858520987e9ea1 Mon Sep 17 00:00:00 2001
From: Moto Moto <skybolt83jl@gmail.com>
Date: Mon, 19 Oct 2015 22:19:38 -0500
Subject: [PATCH] Inhibit the %^0$ buzzer on USB power

---
 src/main/io/beeper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/io/beeper.c b/src/main/io/beeper.c
index 85d054f27..caab53622 100644
--- a/src/main/io/beeper.c
+++ b/src/main/io/beeper.c
@@ -211,7 +211,7 @@ static const beeperTableEntry_t *currentBeeperEntry = NULL;
  */
 void beeper(beeperMode_e mode)
 {
-    if (mode == BEEPER_SILENCE) {
+    if (mode == BEEPER_SILENCE || (feature(FEATURE_VBAT) && (batteryCellCount < 2))) {
         beeperSilence();
         return;
     }