CC1101: RSSI LQI讀取為定值，但是CC1101可以正常通訊

void main(void) {

    // initialize MCU and peripherals
    initMCU();

    // Write radio registers
    registerConfig();

    trxSpiCmdStrobe(CC1101_SRX);
    
    do{
      cc1101SpiReadReg(CC1101_MARCSTATE,&marcstate,1);
    } while ((marcstate & 0x1F) != 0x0D);
            
    while(1)
    {
      cc1101SpiReadReg(CC1101_RSSI,&rssi,1);
      // cc1101SpiReadReg(CC1101_LQI,&lqi,1); // No point in reading LQI here as no packets are received
    }
}

// Address Config = No address check 
// Base Frequency = 432.999817 
// CRC Autoflush = false 
// CRC Enable = true 
// Carrier Frequency = 432.999817 
// Channel Number = 0 
// Channel Spacing = 199.951172 
// Data Format = Normal mode 
// Data Rate = 38.3835 
// Deviation = 20.629883 
// Device Address = 0 
// Manchester Enable = false 
// Modulated = true 
// Modulation Format = GFSK 
// PA Ramping = false 
// Packet Length = 255 
// Packet Length Mode = Variable packet length mode. Packet length configured by the first byte after sync word 
// Preamble Count = 4 
// RX Filter BW = 101.562500 
// Sync Word Qualifier Mode = 30/32 sync word bits detected 
// TX Power = 0 
// Whitening = false 
// PA table 
#define PA_TABLE {0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00}

static const registerSetting_t preferredSettings[]= 
{
  {CC1101_IOCFG0,      0x06},
  {CC1101_FIFOTHR,     0x47},
  {CC1101_PKTCTRL0,    0x05},
  {CC1101_FSCTRL1,     0x06},
  {CC1101_FREQ2,       0x10},
  {CC1101_FREQ1,       0xA7},
  {CC1101_FREQ0,       0x62},
  {CC1101_MDMCFG4,     0xCA},
  {CC1101_MDMCFG3,     0x83},
  {CC1101_MDMCFG2,     0x13},
  {CC1101_DEVIATN,     0x35},
  {CC1101_MCSM0,       0x18},
  {CC1101_FOCCFG,      0x16},
  {CC1101_AGCCTRL2,    0x43},
  {CC1101_WORCTRL,     0xFB},
  {CC1101_FSCAL3,      0xE9},
  {CC1101_FSCAL2,      0x2A},
  {CC1101_FSCAL1,      0x00},
  {CC1101_FSCAL0,      0x1F},
  {CC1101_TEST2,       0x81},
  {CC1101_TEST1,       0x35},
  {CC1101_TEST0,       0x09},
};