battery voltage sensor

[bike-lights.git] / firmware / lights.h

diff --git a/firmware/lights.h b/firmware/lights.h
index c8663492c423646112a6cec26c93658f0912292f..243700f9fa44b65171e7633f2d0fa99f24cfa4c3 100644 (file)
--- a/firmware/lights.h
+++ b/firmware/lights.h
@@ -65,6 +65,10 @@ void led_set_status(unsigned char status);
 void init_buttons();
 void timer_check_buttons();
 
+/* battery.c */
+extern volatile unsigned char battery_100mv;
+void battery_adc();
+
 /* main.c */
 void hw_setup();
 void hw_suspend();