#define MODE_REG				0x00  
#define MODECTRL_REG		0x01
#define CALIBRATION_REG	0x02
#define FIFO1_REG				0x03
#define FIFO2_REG				0x04
#define FIFO_REG				0x05  
#define IDCODE_REG			0x06  
#define RCOSC1_REG			0x07

#define RCOSC2_REG			0x08
#define RCOSC3_REG			0x09
#define CKO_REG					0x0A
#define GIO1_REG				0x0B
#define GIO2_REG				0x0C
#define DATARATE_REG		0x0D
#define PLL1_REG				0x0E
#define PLL2_REG				0x0F

#define PLL3_REG				0x10
#define PLL4_REG				0x11
#define PLL5_REG				0x12
#define CHGROUP1_REG		0x13
#define CHGROUP2_REG		0x14
#define TX1_REG					0x15
#define TX2_REG					0x16
#define DELAY1_REG			0x17

#define DELAY2_REG			0x18
#define RX_REG					0x19
#define RXGAIN1_REG			0x1A
#define RXGAIN2_REG			0x1B
#define RXGAIN3_REG			0x1C
#define RXGAIN4_REG			0x1D
#define RSSI_REG				0x1E
#define ADC_REG					0x1F

#define CODE1_REG				0x20
#define CODE2_REG				0x21
#define CODE3_REG				0x22
#define IFCAL1_REG			0x23
#define IFCAL2_REG			0x24
#define VCOCCAL_REG			0x25
#define VCOCAL1_REG			0x26
#define VCOCAL2_REG			0x27

#define VCODEVCAL1_REG	0x28
#define VCODEVCAL2_REG	0x29
#define DASP_REG				0x2A
#define VCOMODDELAY_REG	0x2B
#define BATTERY_REG			0x2C
#define TXTEST_REG			0x2D
#define RXDEM1_REG			0x2E
#define RXDEM2_REG			0x2F

#define CPC1_REG				0x30
#define CPC2_REG				0x31
#define CRYSTALTEST_REG	0x32
#define PLLTEST_REG			0x33
#define VCOTEST_REG			0x34
#define RFANALOG_REG		0x35
#define KEYDATA_REG			0x36  
#define CHSELECT_REG		0x37

#define ROMP_REG				0x38
#define DATARATECLOCK		0x39
#define FCR_REG					0x3A
#define ARD_REG					0x3B
#define AFEP_REG				0x3C
#define FCB_REG					0x3D  
#define KEYC_REG				0x3E 
#define USID_REG				0x3F   




//strobe command
#define CMD_SLEEP		0x80	//1000,xxxx	SLEEP mode
#define CMD_IDLE		0x90	//1001,xxxx	IDLE mode
#define CMD_STBY		0xA0	//1010,xxxx	Standby mode
#define CMD_PLL			0xB0	//1011,xxxx	PLL mode
#define CMD_RX			0xC0	//1100,xxxx	RX mode
#define CMD_TX			0xD0	//1101,xxxx	TX mode
#define CMD_TFR			0xE0	//1110,xxxx	TX FIFO reset
#define CMD_RFR			0xF0	//1111,xxxx	RX FIFO reset