diff --git a/display/firmware/button.c b/display/firmware/button.c
index b46eb4d..bbcedff 100644
--- a/display/firmware/button.c
+++ b/display/firmware/button.c
@@ -11,7 +11,7 @@
 // BUTTON7 PC1
 
 void button_init() {
-	// PD0, PD1, PD5, PD6, PD7, PC0, PC1: input, no pullup (button0..6,7)
+	// PD0, PD1, PD5, PD6, PD7, PC0, PC1: input, no pullup (button0..5,7)
 	PORTD &= ~(_BV(PD0) | _BV(PD1) | _BV(PD5) | _BV(PD6) | _BV(PD7));
 	DDRD &= ~(_BV(PD0) | _BV(PD1) | _BV(PD5) | _BV(PD6) | _BV(PD7));
 	PORTC &= ~(_BV(PC0) | _BV(PC1));
diff --git a/display/firmware/main.c b/display/firmware/main.c
index 7b0d561..6cdd274 100644
--- a/display/firmware/main.c
+++ b/display/firmware/main.c
@@ -236,7 +236,7 @@ static void test2() {
 int main() {
 	init();
 	while (1) {
-		//loop();
-		test();
+		loop();
+		//test();
 	}
 }