T-BEAM v1.0 ON/OFF button function added

include/power.h

@@ -11,8 +11,8 @@
 
 #ifdef HAS_PMU
 #include <axp20x.h>
-extern AXP20X_Class pmu; // Make axp instance globally availabe
 void pover_event_IRQ(void);
+void AXP192_power(bool on);
 #endif
 
 void AXP192_init(void);
@@ -20,5 +20,4 @@ uint16_t read_voltage(void);
 void calibrate_voltage(void);
 uint8_t getBattLevel(void);
 
-
 #endif