CC1101低速率配置

只看该作者 · 2015-5-15 13:43

现在做的东西需要多种速率进行通信，速率低些传输的距离远些，250kbps、125kbps、64kbps还有38.4kbps都可以使用，但是19.2kbps和9.6kbps以及2.4kbps却不可以，不能进入相应的模式，设置进入TX、RX MODE时，失败。端口GDO0不会上拉。

只看该作者 · 2015-5-15 13:44

//  2.4kbaud
#define SetNum  26
static const INT8U CC1101InitData[SetNum][2]=
{

  {CC1101_IOCFG0,    0x06},// assert when sync word has been sent and received
  {CC1101_FIFOTHR,    0x47},//set the threshold of RXFIFO and TXFIFO
  {CC1101_PKTCTRL0, 0x05},//whitening off,crc check,variable packet length mode
  {CC1101_FSCTRL1,    0x06},//subtracted from RX signal
  {CC1101_FREQ2,    0x10},// 设置基准频率 433MHZ
  {CC1101_FREQ1,    0xB1},
  {CC1101_FREQ0,    0x3B},
  {CC1101_MDMCFG4,    0xF6},//调制解调器配置F6
  {CC1101_MDMCFG3,    0x83}, //43
  {CC1101_MDMCFG2,    0x13},
  {CC1101_DEVIATN,    0x15},//调制解调器背离设置 //15
  {CC1101_MCSM0,    0x18},//main radio control state machine configuration
  {CC1101_FOCCFG,    0x16},//frequency 偏移补偿配置
  {CC1101_BSCFG,    0x6C},//wake up radio control
  {CC1101_AGCCTRL2, 0x03},//频率合成器校准
  {CC1101_AGCCTRL1, 0x40},// frequency synthesizer calibration
  {CC1101_AGCCTRL0, 0x91},
  {CC1101_WORCTRL,    0xFB},
{CC1101_FREND1,    0xB6},
{CC1101_FSCAL3,    0xE9},
{CC1101_FSCAL2,    0x2A},
  {CC1101_FSCAL1,    0x00},//various test settings
  {CC1101_FSCAL0,    0x1F},
  {CC1101_TEST0,    0x09},//3B,
{CC1101_TEST1,    0x35},
{CC1101_TEST2,    0x81},
};