myRadio.c 8.6 KB

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  1. #include "board.h"
  2. #include "myRadio.h"
  3. #include "myRadio_gpio.h"
  4. /**-------------------------radio include----------------------------------**/
  5. #include "radio.h"
  6. #include "cmt2300.h"
  7. #include "cmt2300_defs.h"
  8. /**-------------------------radio include end----------------------------------**/
  9. static int8_t rfTxPower;
  10. static uint32_t rfFrequence;
  11. static uint32_t rfBaudrate;
  12. static rfRxCallBack rxCb;
  13. static uint8_t rfRxBuffer[255];
  14. static uint32_t rf_handle;
  15. static uint8_t rf_workProcess;
  16. static uint8_t chipType;
  17. /**-------------------------radio params----------------------------------**/
  18. bool rf_irq;
  19. rfRxPacket_ts rfRxPacket;
  20. txPowerTab_ts txPowerTab_13dBm[] =
  21. {
  22. {-10, {0x01, 0x01}},
  23. { -9, {0x02, 0x01}},
  24. { -8, {0x03, 0x01}},
  25. { -7, {0x04, 0x01}},
  26. { -6, {0x05, 0x01}},
  27. { -5, {0x06, 0x01}},
  28. { -4, {0x07, 0x01}},
  29. { -3, {0x08, 0x01}},
  30. { -2, {0x09, 0x01}},
  31. { -1, {0x0A, 0x01}},
  32. { 0, {0x0B, 0x01}},
  33. { 1, {0x0C, 0x01}},
  34. { 2, {0x0D, 0x01}},
  35. { 3, {0x0E, 0x01}},
  36. { 4, {0x0F, 0x01}},
  37. { 5, {0x11, 0x01}},
  38. { 6, {0x13, 0x02}},
  39. { 7, {0x14, 0x02}},
  40. { 8, {0x18, 0x03}},
  41. { 9, {0x1B, 0x03}},
  42. { 10, {0x1F, 0x04}},
  43. { 11, {0x24, 0x05}},
  44. { 12, {0x2D, 0x07}},
  45. { 13, {0x37, 0x0A}},
  46. { 14, {0x46, 0x0D}}
  47. };
  48. txPowerTab_ts txPowerTab_20dBm[] =
  49. {
  50. {-10, {0x05, 0x01}},
  51. { -9, {0x06, 0x01}},
  52. { -8, {0x07, 0x01}},
  53. { -7, {0x08, 0x01}},
  54. { -6, {0x09, 0x01}},
  55. { -5, {0x0A, 0x01}},
  56. { -4, {0x0B, 0x01}},
  57. { -3, {0x0C, 0x01}},
  58. { -2, {0x0D, 0x01}},
  59. { -1, {0x0E, 0x01}},
  60. { 0, {0x10, 0x02}},
  61. { 1, {0x12, 0x02}},
  62. { 2, {0x14, 0x02}},
  63. { 3, {0x17, 0x02}},
  64. { 4, {0x1A, 0x02}},
  65. { 5, {0x1D, 0x03}},
  66. { 6, {0x20, 0x03}},
  67. { 7, {0x24, 0x04}},
  68. { 8, {0x29, 0x04}},
  69. { 9, {0x2E, 0x05}},
  70. { 10, {0x33, 0x06}},
  71. { 11, {0x3C, 0x07}},
  72. { 12, {0x42, 0x08}},
  73. { 13, {0x4b, 0x09}},
  74. { 14, {0x56, 0x0B}},
  75. { 15, {0X5A, 0x0C}},
  76. { 16, {0x5F, 0x0D}},
  77. { 17, {0x8F, 0x21}},
  78. { 18, {0xbF, 0x24}},
  79. { 19, {0xdF, 0x26}},
  80. { 20, {0xfF, 0x27}}
  81. };
  82. uint8_t getRfPowerTabIndex(int8_t power);
  83. /**-------------------------radio params end----------------------------------**/
  84. void myRadio_delay(uint32_t time_ms)
  85. {
  86. uint32_t i, j;
  87. i = time_ms;
  88. while (i --)
  89. {
  90. for ( j = 0; j < 1000; j++)
  91. {
  92. ;
  93. }
  94. }
  95. }
  96. /**
  97. * @brief IO口中断回调
  98. * IO口产生中断后会执行该函数
  99. * 用于接收射频工作的中断响应
  100. *
  101. * @param index
  102. */
  103. void myRadio_gpioCallback(uint8_t index)
  104. {
  105. rf_irq = true;
  106. }
  107. /**
  108. * @brief 射频初始化
  109. *
  110. * @param agr0
  111. * @param agr1_ptr 无线工作状态响应回调
  112. * 产生回调给外部使用,@rfRxCallBack
  113. */
  114. void myRadio_init(int agr0, void *agr1_ptr)
  115. {
  116. myRadio_gpio_init(myRadio_gpioCallback);
  117. /**-------------------------radio init----------------------------------**/
  118. RF_Init(chipType, rfBaudrate);
  119. /**-------------------------radio init end----------------------------------**/
  120. RF_EXT_PA_TO_IDLE();
  121. if ((rfRxCallBack )agr1_ptr)
  122. {
  123. rxCb = (rfRxCallBack )agr1_ptr;
  124. }
  125. rf_handle = 0xe5;
  126. }
  127. /**
  128. * @brief 射频底层执行程序
  129. * 要放在主循环中执行
  130. *
  131. */
  132. void myRadio_process(void)
  133. {
  134. cmtInt_tu getIntFlag;
  135. if (rf_handle == 0)
  136. {
  137. return;
  138. }
  139. if (rf_irq == false)
  140. {
  141. return;
  142. }
  143. rf_irq = false;
  144. getIntFlag.value = Cmt2300_ClearInterruptFlags();
  145. if (getIntFlag.bits.pkt_done)
  146. {
  147. if (getIntFlag.bits.crc_ok)
  148. {
  149. if (rxCb)
  150. {
  151. rfRxPacket.rssi = Cmt2300_GetRssiDBm();
  152. Cmt2300_ReadFifo(&rfRxPacket.len, 1); //可变长包接收,先从fifo中读取数据包长度,再读取数据包数据
  153. Cmt2300_ReadFifo(rfRxPacket.payload, rfRxPacket.len);
  154. rxCb(RX_STA_SECCESS, rfRxPacket);
  155. }
  156. }
  157. }
  158. if (getIntFlag.bits.tx_done)
  159. {
  160. if (rxCb)
  161. {
  162. rxCb(TX_STA_SECCESS, rfRxPacket);
  163. }
  164. }
  165. // switch(RF_Process())
  166. // {
  167. // case RF_IDLE:
  168. // {
  169. // }
  170. // break;
  171. // case RF_RX_DONE:
  172. // {
  173. // if (rxCb)
  174. // {
  175. // //接收到的数据已放在调用@myRadio_receiver时传入的缓存地址中
  176. // rfRxPacket.len = 0;
  177. // rfRxPacket.rssi = RF_GetPacketRssi();
  178. // rxCb(RX_STA_SECCESS, rfRxPacket);
  179. // }
  180. // }
  181. // break;
  182. // case RF_TX_DONE:
  183. // {
  184. // rxCb(TX_STA_SECCESS, rfRxPacket);
  185. // }
  186. // break;
  187. // case RF_ERROR:
  188. // {
  189. // rxCb(RX_STA_PAYLOAD_ERROR, rfRxPacket);
  190. // }
  191. // break;
  192. // default:
  193. // break;
  194. // }
  195. }
  196. /**
  197. * @brief 退出射频进入休眠
  198. *
  199. */
  200. void myRadio_abort(void)
  201. {
  202. if (rf_handle == 0)
  203. {
  204. return;
  205. }
  206. RF_EXT_PA_TO_IDLE();
  207. Cmt2300_GoStby();
  208. }
  209. /**
  210. * @brief 获取射频工作中心频率
  211. *
  212. * @return uint32_t
  213. */
  214. uint32_t myRadio_getFrequency(void)
  215. {
  216. if (rf_handle == 0)
  217. {
  218. return 0;
  219. }
  220. return rfFrequence;
  221. }
  222. /**
  223. * @brief 设置射频工作信道
  224. *
  225. * @param freq
  226. *
  227. */
  228. void myRadio_setFrequency(uint32_t freq)
  229. {
  230. if (rf_handle == 0)
  231. {
  232. return;
  233. }
  234. rfFrequence = freq;
  235. Cmt2300_SetFrequencyChannel(rfFrequence);
  236. }
  237. /**
  238. * @brief 获取发射功率
  239. *
  240. * @return int8_t
  241. */
  242. int8_t myRadio_getTxPower(void)
  243. {
  244. if (rf_handle == 0)
  245. {
  246. return 0;
  247. }
  248. return rfTxPower;
  249. }
  250. /**
  251. * @brief 设置发射功率
  252. *
  253. * @param power
  254. * 单位:dbm
  255. */
  256. void myRadio_setTxPower(int8_t power)
  257. {
  258. if (rf_handle == 0)
  259. {
  260. return;
  261. }
  262. rfTxPower = power;
  263. Cmt2300_WriteReg(CMT2300_CUS_TX8, txPowerTab_20dBm[getRfPowerTabIndex(power)].value[0]);
  264. Cmt2300_WriteReg(CMT2300_CUS_TX9, txPowerTab_20dBm[getRfPowerTabIndex(power)].value[1]);
  265. }
  266. /**
  267. * 获取射频波特率
  268. * @param : br->
  269. */
  270. uint32_t myRadio_getBaudrate(void)
  271. {
  272. if (rf_handle == 0)
  273. {
  274. return 0;
  275. }
  276. return rfBaudrate;
  277. }
  278. /**
  279. * 设置射频波特率
  280. * @param : br->
  281. */
  282. void myRadio_setBaudrate(uint32_t br)
  283. {
  284. rfBaudrate = br;
  285. }
  286. /**
  287. * @brief 设置模组型号
  288. *
  289. * @param type
  290. */
  291. void myRadio_setChipType(uint8_t type)
  292. {
  293. chipType = type;
  294. }
  295. /**
  296. * @brief 获取模组型号
  297. *
  298. * @return uint8_t
  299. */
  300. uint8_t myRadio_getChipType(void)
  301. {
  302. return chipType;
  303. }
  304. int16_t myRadio_getRssi(void)
  305. {
  306. return Cmt2300_GetRssiDBm();
  307. }
  308. /**
  309. * @brief 无线发送数据包
  310. *
  311. * @param packet
  312. */
  313. void myRadio_transmit(rfTxPacket_ts *packet)
  314. {
  315. if (rf_handle == 0)
  316. {
  317. return;
  318. }
  319. RF_EXT_PA_TO_TX();
  320. RF_StartTx(packet->payload, packet->len, 1000);
  321. }
  322. /**
  323. * @brief 进入无线接收
  324. * 固定长度包
  325. */
  326. void myRadio_receiver(void)
  327. {
  328. if (rf_handle == 0)
  329. {
  330. return;
  331. }
  332. RF_EXT_PA_TO_RX();
  333. RF_StartRx(rfRxPacket.payload, 0, ~0);
  334. }
  335. void myRadio_setCtrl(controlMode_te mode, uint32_t value)
  336. {
  337. if (rf_handle == 0)
  338. {
  339. return;
  340. }
  341. myRadio_init(0, 0);
  342. Cmt2300_SetFrequencyChannel(rfFrequence);
  343. switch (mode)
  344. {
  345. case RADIO_EXT_CONTROL_TX_UNMODULATED:
  346. {
  347. RF_EXT_PA_TO_TX();
  348. Cmt2300_GoStby();
  349. Cmt2300_GoTx();
  350. myRadio_setTxPower(rfTxPower);
  351. }
  352. break;
  353. case RADIO_EXT_CONTROL_TX_MODULATED:
  354. {
  355. RF_EXT_PA_TO_TX();
  356. }
  357. break;
  358. case RADIO_EXT_CONTROL_RX_SENSITIVITY:
  359. {
  360. RF_EXT_PA_TO_RX();
  361. Cmt2300_GoStby();
  362. Cmt2300_SetRssiDetMode(RDS_ALWAYS);
  363. // package type to direct
  364. cmtCusPkt1_tu cmtCusPkt1;
  365. cmtCusPkt1.bits.data_mode = DM_DIRECT;
  366. Cmt2300_WriteReg(CMT2300_CUS_PKT1, cmtCusPkt1.value);
  367. Cmt2300_WriteReg(CMT2300_CUS_TX1, 0x54);
  368. Cmt2300_ConfigGpio(
  369. CMT2300_GPIO1_SEL_INT1 | /* INT1 > GPIO1 */
  370. CMT2300_GPIO2_SEL_INT2 | /* INT2 > GPIO2 */
  371. CMT2300_GPIO3_SEL_DOUT
  372. );
  373. Cmt2300_GoRx();
  374. }
  375. break;
  376. default:
  377. break;
  378. }
  379. }
  380. /**-------------------------radio funtion----------------------------------**/
  381. uint8_t getRfPowerTabIndex(int8_t power)
  382. {
  383. for (int i = 0; i < sizeof(txPowerTab_20dBm)/sizeof(txPowerTab_ts); i++)
  384. {
  385. if (txPowerTab_20dBm[i].dBm >= power)
  386. {
  387. return i;
  388. }
  389. }
  390. return sizeof(txPowerTab_20dBm)/sizeof(txPowerTab_ts) - 1;
  391. }
  392. /**-------------------------radio funtion end----------------------------------**/