Initialize repository and implement low-power sleep wakeup

Drivers/rf.h

@@ -0,0 +1,16 @@
+#ifndef __RF_H__
+#define __RF_H__
+
+#include "../App/config.h"
+#include "stc32g.h"
+
+// Public RF functions
+void RF_Init(void);
+void RF_SetMode(u8 mode); // mode: 0=Sleep, 1=Rx, 2=Tx
+void EV1527_TxFrame(u32 addr, u8 dat);
+void EV1527_Transmit(u32 addr, u8 dat);
+u16 GetPulseDuration(u8 state, u16 timeout_us);
+bit EV1527_Decode(u32 *out_addr, u8 *out_data);
+void Loopback_Test(void);
+
+#endif