drv_qmc6310_back.c 9.2 KB

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  1. /**
  2. ******************************************************************************
  3. * @file qmc6310.c
  4. * @author STMicroelectronics
  5. * @version V1.0
  6. * @date 2013-xx-xx
  7. * @brief qmc6310动
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * 实验平台:秉火 指南者 开发板
  12. * 论坛 :http://www.firebbs.cn
  13. * 淘宝 :https://fire-stm32.taobao.com
  14. *
  15. ******************************************************************************
  16. */
  17. #include "drv_qmc6310.h"
  18. #include <math.h>
  19. #include "drv_iic_back.h"
  20. #include "nrf_delay.h"
  21. static uint8_t chipid = 0;
  22. static QMC6310_map c_map;
  23. //bool MPU9250_Write_Byte(uint8_t Device_Address,uint8_t REG_Address,uint8_t REG_data)
  24. //{
  25. // return IIC_WriteBytes(Device_Address,REG_Address,&REG_data,1);
  26. //}
  27. //bool MPU9250_Read_nBytes(uint8_t Device_Address,uint8_t REG_Address,uint8_t *readDataBuf,uint8_t readDataLen)
  28. //{
  29. // return IIC_ReadBytes(Device_Address,REG_Address,readDataBuf,readDataLen);
  30. //}
  31. //bool MPU9250_register_write_len(uint8_t Device_Address,uint8_t register_address, uint8_t len,uint8_t *buf)
  32. //{
  33. // return IIC_WriteBytes(Device_Address,register_address,buf,len);
  34. //}
  35. //bool MPU9250_register_read_len(uint8_t Device_Address,uint8_t register_address, uint8_t number_of_bytes,uint8_t * destination )
  36. //{
  37. // return IIC_ReadBytes(Device_Address,register_address,destination,number_of_bytes);
  38. //}
  39. static int qmc6310_read_block(uint8_t addr, uint8_t *data, uint8_t len)
  40. {
  41. return IIC_BACK_ReadBytes(QMC6310U_IIC_ADDR,addr,data,len);
  42. }
  43. static int qmc6310_write_reg(uint8_t addr, uint8_t data)
  44. {
  45. return IIC_BACK_WriteBytes(QMC6310U_IIC_ADDR,addr,&data,1);
  46. }
  47. static void qmc6310_set_layout(int layout)
  48. {
  49. if(layout == 0)
  50. {
  51. c_map.sign[AXIS_X] = 1;
  52. c_map.sign[AXIS_Y] = 1;
  53. c_map.sign[AXIS_Z] = 1;
  54. c_map.map[AXIS_X] = AXIS_X;
  55. c_map.map[AXIS_Y] = AXIS_Y;
  56. c_map.map[AXIS_Z] = AXIS_Z;
  57. }
  58. else if(layout == 1)
  59. {
  60. c_map.sign[AXIS_X] = -1;
  61. c_map.sign[AXIS_Y] = 1;
  62. c_map.sign[AXIS_Z] = 1;
  63. c_map.map[AXIS_X] = AXIS_Y;
  64. c_map.map[AXIS_Y] = AXIS_X;
  65. c_map.map[AXIS_Z] = AXIS_Z;
  66. }
  67. else if(layout == 2)
  68. {
  69. c_map.sign[AXIS_X] = -1;
  70. c_map.sign[AXIS_Y] = -1;
  71. c_map.sign[AXIS_Z] = 1;
  72. c_map.map[AXIS_X] = AXIS_X;
  73. c_map.map[AXIS_Y] = AXIS_Y;
  74. c_map.map[AXIS_Z] = AXIS_Z;
  75. }
  76. else if(layout == 3)
  77. {
  78. c_map.sign[AXIS_X] = 1;
  79. c_map.sign[AXIS_Y] = -1;
  80. c_map.sign[AXIS_Z] = 1;
  81. c_map.map[AXIS_X] = AXIS_Y;
  82. c_map.map[AXIS_Y] = AXIS_X;
  83. c_map.map[AXIS_Z] = AXIS_Z;
  84. }
  85. else if(layout == 4)
  86. {
  87. c_map.sign[AXIS_X] = -1;
  88. c_map.sign[AXIS_Y] = 1;
  89. c_map.sign[AXIS_Z] = -1;
  90. c_map.map[AXIS_X] = AXIS_X;
  91. c_map.map[AXIS_Y] = AXIS_Y;
  92. c_map.map[AXIS_Z] = AXIS_Z;
  93. }
  94. else if(layout == 5)
  95. {
  96. c_map.sign[AXIS_X] = 1;
  97. c_map.sign[AXIS_Y] = 1;
  98. c_map.sign[AXIS_Z] = -1;
  99. c_map.map[AXIS_X] = AXIS_Y;
  100. c_map.map[AXIS_Y] = AXIS_X;
  101. c_map.map[AXIS_Z] = AXIS_Z;
  102. }
  103. else if(layout == 6)
  104. {
  105. c_map.sign[AXIS_X] = 1;
  106. c_map.sign[AXIS_Y] = -1;
  107. c_map.sign[AXIS_Z] = -1;
  108. c_map.map[AXIS_X] = AXIS_X;
  109. c_map.map[AXIS_Y] = AXIS_Y;
  110. c_map.map[AXIS_Z] = AXIS_Z;
  111. }
  112. else if(layout == 7)
  113. {
  114. c_map.sign[AXIS_X] = -1;
  115. c_map.sign[AXIS_Y] = -1;
  116. c_map.sign[AXIS_Z] = -1;
  117. c_map.map[AXIS_X] = AXIS_Y;
  118. c_map.map[AXIS_Y] = AXIS_X;
  119. c_map.map[AXIS_Z] = AXIS_Z;
  120. }
  121. else
  122. {
  123. c_map.sign[AXIS_X] = 1;
  124. c_map.sign[AXIS_Y] = 1;
  125. c_map.sign[AXIS_Z] = 1;
  126. c_map.map[AXIS_X] = AXIS_X;
  127. c_map.map[AXIS_Y] = AXIS_Y;
  128. c_map.map[AXIS_Z] = AXIS_Z;
  129. }
  130. }
  131. static int qmc6310_get_chipid(void)
  132. {
  133. int ret = 0;
  134. ret = qmc6310_read_block(QMC6310_CHIP_ID_REG, &chipid , 1);
  135. if(ret == 0){
  136. SEGGER_RTT_printf(0,"change_iic_addr = 0x3c\n");
  137. }
  138. else
  139. {
  140. SEGGER_RTT_printf(0,"QMC6308_get_chipid chipid = 0x%x,i2c_addr = 0x2c\n", chipid);
  141. return 1;
  142. }
  143. ret = qmc6310_read_block(QMC6310_CHIP_ID_REG, &chipid , 1);
  144. if(ret == 0){
  145. SEGGER_RTT_printf(0,"change_iic_addr = 0x1c\n");
  146. }
  147. else
  148. {
  149. SEGGER_RTT_printf(0,"QMC6310_get_chipid chipid = 0x%x,i2c_addr = 0x3c\n", chipid);
  150. return 1;
  151. }
  152. ret = qmc6310_read_block(QMC6310_CHIP_ID_REG, &chipid , 1);
  153. if(ret == 0){
  154. SEGGER_RTT_printf(0,"Get_Chip_ID_Failed!\n");
  155. return 0;
  156. }
  157. else
  158. {
  159. SEGGER_RTT_printf(0,"QMC6310_get_chipid chipid = 0x%x,i2c_addr = 0x1c\n", chipid);
  160. return 1;
  161. }
  162. }
  163. uint8_t qmc6310_back_read_mag_xyz(int16_t *data)
  164. {
  165. int res;
  166. unsigned char mag_data[6];
  167. int16_t hw_d[3] = {0};
  168. int16_t raw_c[3];
  169. int t1 = 0;
  170. unsigned char rdy = 0;
  171. /* Check status register for data availability */
  172. while(!(rdy & 0x01) && (t1 < 5))
  173. {
  174. rdy = QMC6310_STATUS_REG;
  175. res = qmc6310_read_block(QMC6310_STATUS_REG, &rdy, 1);
  176. t1++;
  177. }
  178. mag_data[0] = QMC6310_DATA_OUT_X_LSB_REG;
  179. res = qmc6310_read_block(QMC6310_DATA_OUT_X_LSB_REG, mag_data, 6);
  180. if(res == 0)
  181. {
  182. return 0;
  183. }
  184. hw_d[0] = (int16_t)(((mag_data[1]) << 8) | mag_data[0]);
  185. hw_d[1] = (int16_t)(((mag_data[3]) << 8) | mag_data[2]);
  186. hw_d[2] = (int16_t)(((mag_data[5]) << 8) | mag_data[4]);
  187. //Unit:mG 1G = 100uT = 1000mG
  188. //SEGGER_RTT_printf(0,"Hx=%d, Hy=%d, Hz=%d\n",hw_d[0],hw_d[1],hw_d[2]);
  189. raw_c[AXIS_X] = (int16_t)(c_map.sign[AXIS_X]*hw_d[c_map.map[AXIS_X]]);
  190. raw_c[AXIS_Y] = (int16_t)(c_map.sign[AXIS_Y]*hw_d[c_map.map[AXIS_Y]]);
  191. raw_c[AXIS_Z] = (int16_t)(c_map.sign[AXIS_Z]*hw_d[c_map.map[AXIS_Z]]);
  192. // #if DEBUG_IMU
  193. // SEGGER_RTT_printf(0,"back raw_c[0]=%d,raw_c[1]=%d,raw_c[2]=%d\n",raw_c[0],raw_c[1],raw_c[2]);
  194. // #endif
  195. data[0] = raw_c[0];
  196. data[1] = raw_c[1];
  197. data[2] = raw_c[2];
  198. return res;
  199. }
  200. ///* Set the sensor mode */
  201. //static int qmc6310_set_mode(unsigned char mode)
  202. //{
  203. // int err = 0;
  204. // unsigned char ctrl1_value = 0;
  205. //
  206. // err = qmc6310_read_block(QMC6310_CTL_REG_ONE, &ctrl1_value, 1);
  207. // ctrl1_value = (ctrl1_value&(~0x03))|mode;
  208. // SEGGER_RTT_printf(0,"QMC6310_set_mode, 0x0A = [%02x]->[%02x] \r\n", QMC6310_CTL_REG_ONE,ctrl1_value);
  209. // err = qmc6310_write_reg(QMC6310_CTL_REG_ONE, ctrl1_value);
  210. // return err;
  211. //}
  212. //static int qmc6310_set_output_data_rate(unsigned char rate){
  213. //
  214. // int err = 0;
  215. // unsigned char ctrl1_value = 0;
  216. //
  217. // err = qmc6310_read_block(QMC6310_CTL_REG_ONE, &ctrl1_value, 1);
  218. // ctrl1_value = (ctrl1_value& (~0xE8)) | (rate << 5);
  219. // SEGGER_RTT_printf(0,"QMC6310_set_output_data_rate, 0x0A = [%02x]->[%02x] \r\n", QMC6310_CTL_REG_ONE,ctrl1_value);
  220. // err = qmc6310_write_reg(QMC6310_CTL_REG_ONE, ctrl1_value);
  221. // return err;
  222. //}
  223. static int qmc6310_reset(void)
  224. {
  225. uint16_t timeout = 20;
  226. unsigned char ctrl_value = 0xFF;
  227. do{
  228. qmc6310_write_reg(0x0b, 0x80); //reset
  229. qmc6310_read_block(0x0b, &ctrl_value, 1);
  230. timeout--;
  231. // SEGGER_RTT_printf(0,"---->back qmc6310_reset timeout:%d 0x80==0x%x\r\n",timeout,ctrl_value);
  232. }while(timeout !=0 && ctrl_value != 0x80);
  233. if(timeout == 0 || ctrl_value != 0x80) return 0;
  234. timeout = 20;
  235. ctrl_value = 0xFF;
  236. do{
  237. qmc6310_write_reg(0x0b, 0x00); //取消reset
  238. qmc6310_read_block(0x0b, &ctrl_value, 1);
  239. timeout--;
  240. // SEGGER_RTT_printf(0,"---->back qmc6310_unreset timeout:%d 0x00==0x%x\r\n",timeout,ctrl_value);
  241. }while(timeout !=0 && ctrl_value != 0x00);
  242. if(timeout == 0 || ctrl_value != 0x00) return 0;
  243. return 1;
  244. }
  245. static int qmc6310_back_CheckIsConfigure(uint8_t hz)
  246. {
  247. unsigned char ctrl_value = 0xFF;
  248. uint16_t timeout = 20;
  249. // do{
  250. // qmc6310_write_reg(0x0d, 0x40);
  251. // qmc6310_read_block(0x0d, &ctrl_value, 1);
  252. // timeout--;
  253. //// SEGGER_RTT_printf(0,"---->back timeout=%d 0x40==0x%x \r\n", timeout, ctrl_value);
  254. // }while(timeout != 0 && ctrl_value != 0x40);
  255. // if(timeout == 0 || ctrl_value != 0x40) return 0;
  256. timeout = 20;
  257. ctrl_value = 0xFF;
  258. do{
  259. qmc6310_write_reg(0x29, 0x06);
  260. qmc6310_read_block(0x29, &ctrl_value, 1);
  261. timeout--;
  262. // SEGGER_RTT_printf(0,"---->back timeout=%d 0x06==0x%x \r\n", timeout, ctrl_value);
  263. }while(timeout != 0 && ctrl_value != 0x06);
  264. if(timeout == 0 || ctrl_value != 0x06) return 0;
  265. timeout = 20;
  266. ctrl_value = 0xFF;
  267. do{
  268. qmc6310_write_reg(0x0b, 0x00);
  269. qmc6310_read_block(0x0b, &ctrl_value, 1);
  270. timeout--;
  271. // SEGGER_RTT_printf(0,"---->back timeout=%d 0x00==0x%x \r\n", timeout, ctrl_value);
  272. }while(timeout != 0 && ctrl_value != 0x00);
  273. if(timeout == 0 || ctrl_value != 0x00) return 0;
  274. timeout = 20;
  275. ctrl_value = 0xFF;
  276. do{
  277. qmc6310_write_reg(0x0a, hz);
  278. qmc6310_read_block(0x0a, &ctrl_value, 1);
  279. timeout--;
  280. // SEGGER_RTT_printf(0,"---->back timeout=%d 0x%x==0x%x \r\n", timeout, hz,ctrl_value);
  281. }while(timeout != 0 && ctrl_value != hz);
  282. if(timeout == 0 || ctrl_value != hz) return 0;
  283. return 1;
  284. }
  285. //int qmc6310_back_ReConfigure(uint8_t hz)
  286. //{
  287. // if(!qmc6310_write_reg(0x29, 0x06))return 0;//(Define the sign for X Y and Z axis)
  288. // if(!qmc6310_write_reg(0x0d, 0x40))return 0;
  289. // if(!qmc6310_write_reg(0x0b, 0x00))return 0; //30 GS
  290. // if(!qmc6310_write_reg(0x0a, hz))return 0;
  291. //
  292. // return 1;
  293. //}
  294. int qmc6310_back_Suspend(void)
  295. {
  296. return qmc6310_reset();
  297. }
  298. int qmc6310_back_Init(uint8_t hz)
  299. {
  300. nrf_gpio_cfg(
  301. PIN_BACK_SENSE_POWER,
  302. NRF_GPIO_PIN_DIR_OUTPUT,
  303. NRF_GPIO_PIN_INPUT_DISCONNECT,
  304. NRF_GPIO_PIN_NOPULL,
  305. NRF_GPIO_PIN_H0H1,
  306. NRF_GPIO_PIN_NOSENSE);
  307. //供电
  308. nrf_gpio_pin_write(PIN_BACK_SENSE_POWER,0);
  309. nrf_delay_ms(10);
  310. nrf_gpio_pin_write(PIN_BACK_SENSE_POWER,1);
  311. nrf_delay_ms(10);
  312. IIC_BACK_Init();
  313. int ret = 0;
  314. ret = qmc6310_get_chipid();
  315. if(ret==0)
  316. {
  317. return 0;
  318. }
  319. ret = qmc6310_reset();
  320. if(ret==0)
  321. {
  322. return 0;
  323. }
  324. qmc6310_set_layout(0);
  325. return qmc6310_back_CheckIsConfigure(hz);
  326. }