/****************************************************************
*FUNCTION NAME:SendData
*FUNCTION :use CC1101 send data
*INPUT :txBuffer: data array to send; size: number of data to send, no more than 61
*OUTPUT :none
****************************************************************/
void ELECHOUSE_CC1101::SendData(byte *txBuffer,byte size)
{
SpiWriteReg(CC1101_TXFIFO,size);
SpiWriteBurstReg(CC1101_TXFIFO,txBuffer,size); //write data to send
SpiStrobe(CC1101_STX); //start send
while (!digitalRead(GDO0)); // Wait for GDO0 to be set -> sync transmitted
while (digitalRead(GDO0)); // Wait for GDO0 to be cleared -> end of packet
SpiStrobe(CC1101_SFTX); //flush TXfifo
}
/*******************************************************************************
* Description : 47 reg
* Syntax :
* Parameters I:
* Parameters O:
* return :
*******************************************************************************/
static void CC1101_regSetting(void)
{
uint8_t i = 0;
for(i=0; i<47; i++)
{
SpiWriteReg(CC1101_regConfigTab[i][0], // command
CC1101_regConfigTab[i][1]); // value
}
/* read reg check */
SpiWriteStrobe(SCAL);
delayMs(30);
SpiWriteStrobe(SIDLE);
}
/*******************************************************************************
* Description :
* Syntax :
* Parameters I:
* Parameters O:
* return :
*******************************************************************************/
static void CC1101_setTxPower(uint8_t value)
{
SpiWriteReg(FREND0, value);
}
/****************************************************************
*FUNCTION NAME:RegConfigSettings
*FUNCTION :CC1101 register config //details refer datasheet of CC1101/CC1100//
*INPUT :none
*OUTPUT :none
****************************************************************/
void ELECHOUSE_CC1101::RegConfigSettings(void)
{
SpiWriteReg(CC1101_FSCTRL1, 0x08);
SpiWriteReg(CC1101_FSCTRL0, 0x00);
SpiWriteReg(CC1101_FREQ2, 0x10);
SpiWriteReg(CC1101_FREQ1, 0xA7);
SpiWriteReg(CC1101_FREQ0, 0x62);
SpiWriteReg(CC1101_MDMCFG4, 0x5B);
SpiWriteReg(CC1101_MDMCFG3, 0xF8);
SpiWriteReg(CC1101_MDMCFG2, 0x03);
SpiWriteReg(CC1101_MDMCFG1, 0x22);
SpiWriteReg(CC1101_MDMCFG0, 0xF8);
SpiWriteReg(CC1101_CHANNR, 0x00);
SpiWriteReg(CC1101_DEVIATN, 0x47);
SpiWriteReg(CC1101_FREND1, 0xB6);
SpiWriteReg(CC1101_FREND0, 0x10);
SpiWriteReg(CC1101_MCSM0 , 0x18);
SpiWriteReg(CC1101_FOCCFG, 0x1D);
SpiWriteReg(CC1101_BSCFG, 0x1C);
SpiWriteReg(CC1101_AGCCTRL2, 0xC7);
SpiWriteReg(CC1101_AGCCTRL1, 0x00);
SpiWriteReg(CC1101_AGCCTRL0, 0xB2);
SpiWriteReg(CC1101_FSCAL3, 0xEA);
SpiWriteReg(CC1101_FSCAL2, 0x2A);
SpiWriteReg(CC1101_FSCAL1, 0x00);
SpiWriteReg(CC1101_FSCAL0, 0x11);
SpiWriteReg(CC1101_FSTEST, 0x59);
SpiWriteReg(CC1101_TEST2, 0x81);
SpiWriteReg(CC1101_TEST1, 0x35);
SpiWriteReg(CC1101_TEST0, 0x09);
SpiWriteReg(CC1101_IOCFG2, 0x0B); //serial clock.synchronous to the data in synchronous serial mode
SpiWriteReg(CC1101_IOCFG0, 0x06); //asserts when sync word has been sent/received, and de-asserts at the end of the packet
SpiWriteReg(CC1101_PKTCTRL1, 0x04); //two status bytes will be appended to the payload of the packet,including RSSI LQI and CRC OK
//No address check
SpiWriteReg(CC1101_PKTCTRL0, 0x05); //whitening off;CRC Enable£»variable length packets, packet length configured by the first byte after sync word
SpiWriteReg(CC1101_ADDR, 0x00); //address used for packet filtration.
SpiWriteReg(CC1101_PKTLEN, 0x3D); //61 bytes max length
}
