1 files changed, 2 insertions, 0 deletions

diff --git a/main.c b/main.c
index 244a2b2..56ecc6c 100644
--- a/main.c
+++ b/main.c
@@ -123,6 +123,8 @@ int main(void)
 	sei();
 
 	for (;;) {
+		if (getvcc() < VCC_MIN)
+			LED_PORT |= (1 << LED_PIN);
 	}
 
 	return 0;