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-rw-r--r--firmware/sound.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/firmware/sound.c b/firmware/sound.c
index 2cf6ad0..7c862db 100644
--- a/firmware/sound.c
+++ b/firmware/sound.c
@@ -40,7 +40,9 @@
*/
#if !defined(VOLUME_MIN) && !defined(VOLUME_MAX)
-#error define for VOLUME_MIN and VOLUME_MAX is missing!
+#warning define for VOLUME_MIN and VOLUME_MAX is missing
+#define VOLUME_MIN -700
+#define VOLUME_MAX 0
#endif
/* volume/balance/treble/bass interdependency main part */