drv_qmc6310_back.c 9.4 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. #include "tool.h"
  22. static uint8_t chipid = 0;
  23. static QMC6310_map c_map;
  24. //bool MPU9250_Write_Byte(uint8_t Device_Address,uint8_t REG_Address,uint8_t REG_data)
  25. //{
  26. // return IIC_WriteBytes(Device_Address,REG_Address,&REG_data,1);
  27. //}
  28. //bool MPU9250_Read_nBytes(uint8_t Device_Address,uint8_t REG_Address,uint8_t *readDataBuf,uint8_t readDataLen)
  29. //{
  30. // return IIC_ReadBytes(Device_Address,REG_Address,readDataBuf,readDataLen);
  31. //}
  32. //bool MPU9250_register_write_len(uint8_t Device_Address,uint8_t register_address, uint8_t len,uint8_t *buf)
  33. //{
  34. // return IIC_WriteBytes(Device_Address,register_address,buf,len);
  35. //}
  36. //bool MPU9250_register_read_len(uint8_t Device_Address,uint8_t register_address, uint8_t number_of_bytes,uint8_t * destination )
  37. //{
  38. // return IIC_ReadBytes(Device_Address,register_address,destination,number_of_bytes);
  39. //}
  40. static int qmc6310_read_block(uint8_t addr, uint8_t *data, uint8_t len)
  41. {
  42. // return IICreadBytes(QMC6310U_IIC_ADDR,addr,len,data);
  43. return IIC_BACK_ReadBytes(QMC6310U_IIC_ADDR,addr,data,len);
  44. }
  45. static int qmc6310_write_reg(uint8_t addr, uint8_t data)
  46. {
  47. // return IICwriteBytes(QMC6310U_IIC_ADDR, addr, 1, &data);
  48. return IIC_BACK_WriteBytes(QMC6310U_IIC_ADDR,addr,&data,1);
  49. }
  50. static void qmc6310_set_layout(int layout)
  51. {
  52. if(layout == 0)
  53. {
  54. c_map.sign[AXIS_X] = 1;
  55. c_map.sign[AXIS_Y] = 1;
  56. c_map.sign[AXIS_Z] = 1;
  57. c_map.map[AXIS_X] = AXIS_X;
  58. c_map.map[AXIS_Y] = AXIS_Y;
  59. c_map.map[AXIS_Z] = AXIS_Z;
  60. }
  61. else if(layout == 1)
  62. {
  63. c_map.sign[AXIS_X] = -1;
  64. c_map.sign[AXIS_Y] = 1;
  65. c_map.sign[AXIS_Z] = 1;
  66. c_map.map[AXIS_X] = AXIS_Y;
  67. c_map.map[AXIS_Y] = AXIS_X;
  68. c_map.map[AXIS_Z] = AXIS_Z;
  69. }
  70. else if(layout == 2)
  71. {
  72. c_map.sign[AXIS_X] = -1;
  73. c_map.sign[AXIS_Y] = -1;
  74. c_map.sign[AXIS_Z] = 1;
  75. c_map.map[AXIS_X] = AXIS_X;
  76. c_map.map[AXIS_Y] = AXIS_Y;
  77. c_map.map[AXIS_Z] = AXIS_Z;
  78. }
  79. else if(layout == 3)
  80. {
  81. c_map.sign[AXIS_X] = 1;
  82. c_map.sign[AXIS_Y] = -1;
  83. c_map.sign[AXIS_Z] = 1;
  84. c_map.map[AXIS_X] = AXIS_Y;
  85. c_map.map[AXIS_Y] = AXIS_X;
  86. c_map.map[AXIS_Z] = AXIS_Z;
  87. }
  88. else if(layout == 4)
  89. {
  90. c_map.sign[AXIS_X] = -1;
  91. c_map.sign[AXIS_Y] = 1;
  92. c_map.sign[AXIS_Z] = -1;
  93. c_map.map[AXIS_X] = AXIS_X;
  94. c_map.map[AXIS_Y] = AXIS_Y;
  95. c_map.map[AXIS_Z] = AXIS_Z;
  96. }
  97. else if(layout == 5)
  98. {
  99. c_map.sign[AXIS_X] = 1;
  100. c_map.sign[AXIS_Y] = 1;
  101. c_map.sign[AXIS_Z] = -1;
  102. c_map.map[AXIS_X] = AXIS_Y;
  103. c_map.map[AXIS_Y] = AXIS_X;
  104. c_map.map[AXIS_Z] = AXIS_Z;
  105. }
  106. else if(layout == 6)
  107. {
  108. c_map.sign[AXIS_X] = 1;
  109. c_map.sign[AXIS_Y] = -1;
  110. c_map.sign[AXIS_Z] = -1;
  111. c_map.map[AXIS_X] = AXIS_X;
  112. c_map.map[AXIS_Y] = AXIS_Y;
  113. c_map.map[AXIS_Z] = AXIS_Z;
  114. }
  115. else if(layout == 7)
  116. {
  117. c_map.sign[AXIS_X] = -1;
  118. c_map.sign[AXIS_Y] = -1;
  119. c_map.sign[AXIS_Z] = -1;
  120. c_map.map[AXIS_X] = AXIS_Y;
  121. c_map.map[AXIS_Y] = AXIS_X;
  122. c_map.map[AXIS_Z] = AXIS_Z;
  123. }
  124. else
  125. {
  126. c_map.sign[AXIS_X] = 1;
  127. c_map.sign[AXIS_Y] = 1;
  128. c_map.sign[AXIS_Z] = 1;
  129. c_map.map[AXIS_X] = AXIS_X;
  130. c_map.map[AXIS_Y] = AXIS_Y;
  131. c_map.map[AXIS_Z] = AXIS_Z;
  132. }
  133. }
  134. static int qmc6310_get_chipid(void)
  135. {
  136. int ret = 0;
  137. ret = qmc6310_read_block(QMC6310_CHIP_ID_REG, &chipid , 1);
  138. if(ret == 0){
  139. SEGGER_RTT_printf(0,"change_iic_addr = 0x3c\n");
  140. }
  141. else
  142. {
  143. SEGGER_RTT_printf(0,"QMC6308_get_chipid chipid = 0x%x,i2c_addr = 0x2c\n", chipid);
  144. return 1;
  145. }
  146. ret = qmc6310_read_block(QMC6310_CHIP_ID_REG, &chipid , 1);
  147. if(ret == 0){
  148. SEGGER_RTT_printf(0,"change_iic_addr = 0x1c\n");
  149. }
  150. else
  151. {
  152. SEGGER_RTT_printf(0,"QMC6310_get_chipid chipid = 0x%x,i2c_addr = 0x3c\n", chipid);
  153. return 1;
  154. }
  155. ret = qmc6310_read_block(QMC6310_CHIP_ID_REG, &chipid , 1);
  156. if(ret == 0){
  157. SEGGER_RTT_printf(0,"Get_Chip_ID_Failed!\n");
  158. return 0;
  159. }
  160. else
  161. {
  162. SEGGER_RTT_printf(0,"QMC6310_get_chipid chipid = 0x%x,i2c_addr = 0x1c\n", chipid);
  163. return 1;
  164. }
  165. }
  166. uint8_t qmc6310_back_read_mag_xyz(int16_t *data)
  167. {
  168. int res;
  169. unsigned char mag_data[6];
  170. int16_t hw_d[3] = {0};
  171. int16_t raw_c[3];
  172. int t1 = 0;
  173. unsigned char rdy = 0;
  174. /* Check status register for data availability */
  175. // while(!(rdy & 0x01) && (t1 < 5))
  176. // {
  177. // rdy = QMC6310_STATUS_REG;
  178. // res = qmc6310_read_block(QMC6310_STATUS_REG, &rdy, 1);
  179. // t1++;
  180. // }
  181. // acValBuffer.Sine4 = t1;
  182. // acValBuffer.Sine5 = rdy;
  183. mag_data[0] = QMC6310_DATA_OUT_X_LSB_REG;
  184. res = qmc6310_read_block(QMC6310_DATA_OUT_X_LSB_REG, mag_data, 6);
  185. if(res == 0)
  186. {
  187. return 0;
  188. }
  189. hw_d[0] = (int16_t)(((mag_data[1]) << 8) | mag_data[0]);
  190. hw_d[1] = (int16_t)(((mag_data[3]) << 8) | mag_data[2]);
  191. hw_d[2] = (int16_t)(((mag_data[5]) << 8) | mag_data[4]);
  192. //Unit:mG 1G = 100uT = 1000mG
  193. //SEGGER_RTT_printf(0,"Hx=%d, Hy=%d, Hz=%d\n",hw_d[0],hw_d[1],hw_d[2]);
  194. raw_c[AXIS_X] = (int16_t)(c_map.sign[AXIS_X]*hw_d[c_map.map[AXIS_X]]);
  195. raw_c[AXIS_Y] = (int16_t)(c_map.sign[AXIS_Y]*hw_d[c_map.map[AXIS_Y]]);
  196. raw_c[AXIS_Z] = (int16_t)(c_map.sign[AXIS_Z]*hw_d[c_map.map[AXIS_Z]]);
  197. // #if DEBUG_IMU
  198. // 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]);
  199. // #endif
  200. data[0] = raw_c[0];
  201. data[1] = raw_c[1];
  202. data[2] = raw_c[2];
  203. return res;
  204. }
  205. ///* Set the sensor mode */
  206. //static int qmc6310_set_mode(unsigned char mode)
  207. //{
  208. // int err = 0;
  209. // unsigned char ctrl1_value = 0;
  210. //
  211. // err = qmc6310_read_block(QMC6310_CTL_REG_ONE, &ctrl1_value, 1);
  212. // ctrl1_value = (ctrl1_value&(~0x03))|mode;
  213. // SEGGER_RTT_printf(0,"QMC6310_set_mode, 0x0A = [%02x]->[%02x] \r\n", QMC6310_CTL_REG_ONE,ctrl1_value);
  214. // err = qmc6310_write_reg(QMC6310_CTL_REG_ONE, ctrl1_value);
  215. // return err;
  216. //}
  217. //static int qmc6310_set_output_data_rate(unsigned char rate){
  218. //
  219. // int err = 0;
  220. // unsigned char ctrl1_value = 0;
  221. //
  222. // err = qmc6310_read_block(QMC6310_CTL_REG_ONE, &ctrl1_value, 1);
  223. // ctrl1_value = (ctrl1_value& (~0xE8)) | (rate << 5);
  224. // SEGGER_RTT_printf(0,"QMC6310_set_output_data_rate, 0x0A = [%02x]->[%02x] \r\n", QMC6310_CTL_REG_ONE,ctrl1_value);
  225. // err = qmc6310_write_reg(QMC6310_CTL_REG_ONE, ctrl1_value);
  226. // return err;
  227. //}
  228. static int qmc6310_reset(void)
  229. {
  230. uint16_t timeout = 20;
  231. unsigned char ctrl_value = 0xFF;
  232. do{
  233. qmc6310_write_reg(0x0b, 0x80); //reset
  234. qmc6310_read_block(0x0b, &ctrl_value, 1);
  235. timeout--;
  236. // SEGGER_RTT_printf(0,"---->back qmc6310_reset timeout:%d 0x80==0x%x\r\n",timeout,ctrl_value);
  237. }while(timeout !=0 && ctrl_value != 0x80);
  238. if(timeout == 0 || ctrl_value != 0x80) return 0;
  239. timeout = 20;
  240. ctrl_value = 0xFF;
  241. do{
  242. qmc6310_write_reg(0x0b, 0x00); //取消reset
  243. qmc6310_read_block(0x0b, &ctrl_value, 1);
  244. timeout--;
  245. // SEGGER_RTT_printf(0,"---->back qmc6310_unreset timeout:%d 0x00==0x%x\r\n",timeout,ctrl_value);
  246. }while(timeout !=0 && ctrl_value != 0x00);
  247. if(timeout == 0 || ctrl_value != 0x00) return 0;
  248. return 1;
  249. }
  250. static int qmc6310_back_CheckIsConfigure(uint8_t hz)
  251. {
  252. unsigned char ctrl_value = 0xFF;
  253. uint16_t timeout = 20;
  254. // do{
  255. // qmc6310_write_reg(0x0d, 0x40);
  256. // qmc6310_read_block(0x0d, &ctrl_value, 1);
  257. // timeout--;
  258. //// SEGGER_RTT_printf(0,"---->back timeout=%d 0x40==0x%x \r\n", timeout, ctrl_value);
  259. // }while(timeout != 0 && ctrl_value != 0x40);
  260. // if(timeout == 0 || ctrl_value != 0x40) return 0;
  261. timeout = 20;
  262. ctrl_value = 0xFF;
  263. do{
  264. qmc6310_write_reg(0x29, 0x06);
  265. qmc6310_read_block(0x29, &ctrl_value, 1);
  266. timeout--;
  267. // SEGGER_RTT_printf(0,"---->back timeout=%d 0x06==0x%x \r\n", timeout, ctrl_value);
  268. }while(timeout != 0 && ctrl_value != 0x06);
  269. if(timeout == 0 || ctrl_value != 0x06) return 0;
  270. timeout = 20;
  271. ctrl_value = 0xFF;
  272. do{
  273. qmc6310_write_reg(0x0b, 0x00);
  274. qmc6310_read_block(0x0b, &ctrl_value, 1);
  275. timeout--;
  276. // SEGGER_RTT_printf(0,"---->back timeout=%d 0x00==0x%x \r\n", timeout, ctrl_value);
  277. }while(timeout != 0 && ctrl_value != 0x00);
  278. if(timeout == 0 || ctrl_value != 0x00) return 0;
  279. timeout = 20;
  280. ctrl_value = 0xFF;
  281. do{
  282. qmc6310_write_reg(0x0a, hz);
  283. qmc6310_read_block(0x0a, &ctrl_value, 1);
  284. timeout--;
  285. // SEGGER_RTT_printf(0,"---->back timeout=%d 0x%x==0x%x \r\n", timeout, hz,ctrl_value);
  286. }while(timeout != 0 && ctrl_value != hz);
  287. if(timeout == 0 || ctrl_value != hz) return 0;
  288. return 1;
  289. }
  290. //int qmc6310_back_ReConfigure(uint8_t hz)
  291. //{
  292. // if(!qmc6310_write_reg(0x29, 0x06))return 0;//(Define the sign for X Y and Z axis)
  293. // if(!qmc6310_write_reg(0x0d, 0x40))return 0;
  294. // if(!qmc6310_write_reg(0x0b, 0x00))return 0; //30 GS
  295. // if(!qmc6310_write_reg(0x0a, hz))return 0;
  296. //
  297. // return 1;
  298. //}
  299. int qmc6310_back_Suspend(void)
  300. {
  301. return qmc6310_reset();
  302. }
  303. int qmc6310_back_Init(uint8_t hz)
  304. {
  305. nrf_gpio_cfg(
  306. PIN_BACK_SENSE_POWER,
  307. NRF_GPIO_PIN_DIR_OUTPUT,
  308. NRF_GPIO_PIN_INPUT_DISCONNECT,
  309. NRF_GPIO_PIN_NOPULL,
  310. NRF_GPIO_PIN_H0H1,
  311. NRF_GPIO_PIN_NOSENSE);
  312. //供电
  313. nrf_gpio_pin_write(PIN_BACK_SENSE_POWER,0);
  314. nrf_delay_ms(20);
  315. nrf_gpio_pin_write(PIN_BACK_SENSE_POWER,1);
  316. nrf_delay_ms(20);
  317. IIC_BACK_Init();
  318. int ret = 0;
  319. ret = qmc6310_get_chipid();
  320. if(ret==0)
  321. {
  322. return 0;
  323. }
  324. ret = qmc6310_reset();
  325. if(ret==0)
  326. {
  327. return 0;
  328. }
  329. qmc6310_set_layout(0);
  330. return qmc6310_back_CheckIsConfigure(hz);
  331. }