Modification into 17th July New display demo code

Dependencies:   SDFileSystem ds3231 eeprom_Nikita mbed testUniGraphic_150217

Fork of Ext_Demo_17July2017_newdis by SenseSemi

Revision:
22:ffa88619551d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/battery.h	Fri Jun 23 07:25:24 2017 +0000
@@ -0,0 +1,9 @@
+#ifndef BATTERY_H_
+#define BATTERY_H_
+
+
+
+float battery_voltage();
+
+
+#endif
\ No newline at end of file