From 0938dbf328a70697456500fcd90833d51eb0abae Mon Sep 17 00:00:00 2001
From: Dooho Yi <pilotedeguerre@gmail.com>
Date: Fri, 13 Dec 2019 09:14:49 +0900
Subject: [PATCH] volume low prob. solved.

---
 sampler/src/main.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sampler/src/main.cpp b/sampler/src/main.cpp
index e3d619b..2387ff7 100644
--- a/sampler/src/main.cpp
+++ b/sampler/src/main.cpp
@@ -236,6 +236,7 @@ void setup() {
 
   //audio
   AudioMemory(20);
+  dacs1.analogReference(EXTERNAL);
   mixer1.gain(0,1.0);
   mixer1.gain(1,1.0);
   mixer1.gain(2,0);