1 files changed, 15 insertions, 0 deletions
diff --git a/common.c b/common.c
index e3f3195..31af23e 100644
--- a/common.c
+++ b/common.c
@@ -1,4 +1,19 @@
 #include "common.h"
+#include "pwm.h"
 
 volatile uint8_t wakeup = 0;
 
+/*	shutdown device signaling internal error
+ */
+void shutdownError () {
+	pwmSet (0, PWM_ON);
+	for (uint8_t i = 1; i < PWM_LED_COUNT-1; i++) {
+		pwmSet (i, PWM_OFF);
+	}
+	pwmSet (PWM_LED_COUNT-1, PWM_ON);
+	sleep_enable ();
+	while (1) {
+		sleep_cpu ();
+	}
+}
+