torquesensor.c 26 KB

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  1. /**
  2. * @file Bikethrottle.c
  3. * @author Wang, Zhiyu(wangzy49@midea.com)
  4. * @brief throttle of ebike
  5. * @version 0.1
  6. * @date 2021-09-29
  7. *
  8. * @copyright Copyright (c) 2021
  9. *
  10. */
  11. /************************************************************************
  12. Beginning of File, do not put anything above here except notes
  13. Compiler Directives:
  14. *************************************************************************/
  15. #include "syspar.h"
  16. #include "typedefine.h"
  17. #include "mathtool.h"
  18. #include "torquesensor.h"
  19. #include "CodePara.h"
  20. #include "canAppl.h"
  21. #include "api_rt.h"
  22. /******************************
  23. *
  24. * static Parameter
  25. *
  26. ******************************/
  27. static LPF_OUT scm_stTorSensorLpf;
  28. static volatile SWORD TorqOffsetReg[TORQ_OFFSET_NUM]= {
  29. 640, //-11 C
  30. 718, //8 C
  31. 919, //28 C
  32. 957, //40 C
  33. 1051, //55 C
  34. 1196, //69 C
  35. 1352 //85 C
  36. };
  37. static volatile SWORD TorqOffsetTemp[TORQ_OFFSET_NUM]= {
  38. -1083, //unit: 0.01C
  39. 843,
  40. 2830,
  41. 3997,
  42. 5460,
  43. 6930,
  44. 8453
  45. };
  46. static volatile SWORD TorqOffsetCof[TORQ_OFFSET_NUM-1]= {
  47. 0,0,0,0,0,0
  48. };
  49. static volatile SWORD TorqSencitiveReg[TORQ_OFFSET_NUM]= {
  50. 4423, //-20 C
  51. 6021, //0 C
  52. 7048, //20 C
  53. 7663, //40 C
  54. 8008, //60 C
  55. 8226, //80 C
  56. 8459 //100 C
  57. };
  58. static volatile SWORD TorqSencitiveTemp[TORQ_OFFSET_NUM]= {
  59. -200, //unit: 0.1C
  60. 0,
  61. 200,
  62. 400,
  63. 600,
  64. 800,
  65. 1000
  66. };
  67. static volatile SLONG TorqSencitiveCof[TORQ_OFFSET_NUM-1]= {
  68. 0,0,0,0,0,0
  69. };
  70. static UWORD TorSensor_uwDMAReg = 0;
  71. /******************************
  72. *
  73. * Extern Parameter
  74. *
  75. ******************************/
  76. TORQUESENSOR_COF torsensor_stTorSensorCof = TORQUESENSOR_COF_DEFAULT;
  77. TORQUESENSOR_OUT torsensor_stTorSensorOut = TORQUESENSOR_OUT_DEFAULT;
  78. /***************************************************************
  79. Function: cadence_voFreGet;
  80. Description: cadence frequency get
  81. Call by: functions in main loop;
  82. Input Variables: N/A
  83. Output/Return Variables: N/A
  84. Subroutine Call: N/A;
  85. Reference: N/A
  86. ****************************************************************/
  87. void torsensor_voTorSensorCof(void)
  88. {
  89. ULONG ulLpfTm = 0;
  90. UWORD i = 0;
  91. // torsensor_stTorSensorCof.uwMaxSensorTorquePu = ((ULONG)TORQUE_MAX_RANGE << 14) / TORQUEBASE; // Q14
  92. torsensor_stTorSensorCof.uwMinSensorTorquePu = ((ULONG)TORQUE_MIN_RANGE << 14) / TORQUEBASE; // Q14
  93. torsensor_stTorSensorCof.uwMaxSensorVolOutputPu = (ULONG)TORQUE_VOLTAGE_MAX_RANGE << 14 / VBASE;
  94. torsensor_stTorSensorCof.uwMinSensorVolOutputPu = (ULONG)TORQUE_VOLTAGE_MIN_RANGE << 14 / VBASE;
  95. torsensor_stTorSensorCof.uwTorSensorLPFFrq = TORQUE_SENSOR_LPF_FRQ;
  96. torsensor_stTorSensorCof.uwTorVolLPFDisFrq = TORQUE_LPF_DISCRETEHZ;
  97. if(torsensor_stTorSensorCof.uwTorqueOffsetConfirmFlg == FALSE)
  98. {
  99. #if (TORSENSOR_USEMOL == TORSENSOR_USEDEFAULT)
  100. torsensor_stTorSensorCof.uwTorqueOffset = TORQUE_VOLTAGE_MIN_RANGE * 4096 / 3300;
  101. #elif (TORSENSOR_USEMOL == TORSENSOR_USEEE)
  102. torsensor_stTorSensorCof.uwTorqueOffsetPowerUp = iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  103. //torsensor_stTorSensorCof.uwTorqueOffsetPowerUp = PowerUpOffset;
  104. if(torsensor_stTorSensorCof.uwTorqueOffsetNow1 != 0 && torsensor_stTorSensorCof.uwTorqueOffsetNow2 != 0
  105. && torsensor_stTorSensorCof.uwTorqueOffsetNow3 != 0 && torsensor_stTorSensorCof.uwTorqueOffsetNow4 != 0)
  106. {
  107. torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg = TRUE;
  108. }
  109. if(torsensor_stTorSensorCof.uwTorqueOffsetOrign == 0 && torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg == 0)
  110. {
  111. torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  112. torsensor_stTorSensorCof.uwTorqueOffsetOrign = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  113. cp_stFlg.ParaSaveEEFlg = TRUE;
  114. cp_stFlg.ParaUpdateFlg = TRUE;
  115. //cp_stFlg.ParaSensorInfoUpdateFlg = TRUE;
  116. //cp_stFlg.ParaAssistUpdateFinishFlg = TRUE;
  117. MC_UpcInfo.stSensorInfo.uwSaveFlg = 1;
  118. }
  119. else
  120. {
  121. UWORD AverageOffset = 0;
  122. // AverageOffset = ((SLONG)torsensor_stTorSensorCof.uwTorqueOffsetNow1 + torsensor_stTorSensorCof.uwTorqueOffsetNow2 +
  123. // torsensor_stTorSensorCof.uwTorqueOffsetNow3 + torsensor_stTorSensorCof.uwTorqueOffsetNow4)>>2;
  124. // if( ((SWORD)torsensor_stTorSensorCof.uwTorqueOffsetPowerUp - torsensor_stTorSensorCof.uwTorqueOffsetOrign) > 200 )
  125. // {
  126. // }
  127. // else
  128. // {
  129. // torsensor_stTorSensorCof.uwTorqueOffsetNow1 = torsensor_stTorSensorCof.uwTorqueOffsetNow2;
  130. // torsensor_stTorSensorCof.uwTorqueOffsetNow2 = torsensor_stTorSensorCof.uwTorqueOffsetNow3;
  131. // torsensor_stTorSensorCof.uwTorqueOffsetNow3 = torsensor_stTorSensorCof.uwTorqueOffsetNow4;
  132. // torsensor_stTorSensorCof.uwTorqueOffsetNow4 = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  133. //
  134. // cp_stFlg.ParaSaveEEFlg = TRUE;
  135. // cp_stFlg.ParaUpdateFlg = TRUE;
  136. // //cp_stFlg.ParaSensorInfoUpdateFlg = TRUE;
  137. // //cp_stFlg.ParaAssistUpdateFinishFlg = TRUE;
  138. // MC_UpcInfo.stSensorInfo.uwSaveFlg = TRUE;
  139. // }
  140. //
  141. // if( torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg == TRUE )
  142. // {
  143. // if((AverageOffset - torsensor_stTorSensorCof.uwTorqueOffsetOrign)>400 || (AverageOffset - torsensor_stTorSensorCof.uwTorqueOffsetOrign)<-400)
  144. // {
  145. // torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetOrign;
  146. // }
  147. // else
  148. // {
  149. // torsensor_stTorSensorCof.uwTorqueOffset = AverageOffset;
  150. // }
  151. // }
  152. // else
  153. // {
  154. // torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetOrign;
  155. // }
  156. /* Compare with AvgOffset */
  157. if(torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg == TRUE)
  158. {
  159. AverageOffset = (UWORD)(((ULONG)torsensor_stTorSensorCof.uwTorqueOffsetNow1 + torsensor_stTorSensorCof.uwTorqueOffsetNow2 +
  160. torsensor_stTorSensorCof.uwTorqueOffsetNow3 + torsensor_stTorSensorCof.uwTorqueOffsetNow4)>>2);
  161. }
  162. else
  163. {
  164. AverageOffset = torsensor_stTorSensorCof.uwTorqueOffsetOrign;
  165. }
  166. if(abs((SWORD)torsensor_stTorSensorCof.uwTorqueOffsetPowerUp - AverageOffset) > 200)
  167. {
  168. torsensor_stTorSensorCof.uwTorqueOffset = AverageOffset;
  169. }
  170. else
  171. {
  172. torsensor_stTorSensorCof.uwTorqueOffsetNow1 = torsensor_stTorSensorCof.uwTorqueOffsetNow2;
  173. torsensor_stTorSensorCof.uwTorqueOffsetNow2 = torsensor_stTorSensorCof.uwTorqueOffsetNow3;
  174. torsensor_stTorSensorCof.uwTorqueOffsetNow3 = torsensor_stTorSensorCof.uwTorqueOffsetNow4;
  175. torsensor_stTorSensorCof.uwTorqueOffsetNow4 = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  176. cp_stFlg.ParaSaveEEFlg = TRUE;
  177. cp_stFlg.ParaUpdateFlg = TRUE;
  178. //cp_stFlg.ParaSensorInfoUpdateFlg = TRUE;
  179. //cp_stFlg.ParaAssistUpdateFinishFlg = TRUE;
  180. MC_UpcInfo.stSensorInfo.uwSaveFlg = 1;
  181. torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  182. }
  183. }
  184. #endif
  185. torsensor_stTorSensorCof.uwTorqueOffsetConfirmFlg = TRUE;
  186. }
  187. torsensor_stTorSensorCof.uwSensorVolPerTorqDefault = TORQUE_VOLTAGE_PER_NM;
  188. torsensor_stTorSensorCof.uwSensorVolPerTorq1 =
  189. (UWORD)((((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep1ADC - torsensor_stTorSensorCof.uwTorqueOffset)) >> 12) *10 *10/
  190. (torsensor_stTorSensorCof.uwBikeTorStep1RealNm - 0));
  191. torsensor_stTorSensorCof.uwSensorVolPerTorq2 =
  192. (UWORD)((((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep2ADC - torsensor_stTorSensorCof.uwBikeTorStep1ADC)) >> 12) *10 *10/
  193. (torsensor_stTorSensorCof.uwBikeTorStep2RealNm - torsensor_stTorSensorCof.uwBikeTorStep1RealNm));
  194. torsensor_stTorSensorCof.uwSensorVolPerTorq3 =
  195. (UWORD)((((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep3ADC - torsensor_stTorSensorCof.uwBikeTorStep2ADC)) >> 12) *10 *10/
  196. (torsensor_stTorSensorCof.uwBikeTorStep3RealNm - torsensor_stTorSensorCof.uwBikeTorStep2RealNm));
  197. torsensor_stTorSensorCof.uwSensorVolPerTorq4 =
  198. (UWORD)((((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep4ADC - torsensor_stTorSensorCof.uwBikeTorStep3ADC)) >> 12) *10*10 /
  199. (torsensor_stTorSensorCof.uwBikeTorStep4RealNm - torsensor_stTorSensorCof.uwBikeTorStep3RealNm));
  200. torsensor_stTorSensorCof.ulTorqueReg2PuDefault = (ULONG)((((UQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  201. torsensor_stTorSensorCof.uwSensorVolPerTorqDefault / TORQUEBASE *
  202. 10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  203. torsensor_stTorSensorCof.ulTorqueReg2Pu1 = (ULONG)((((UQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  204. torsensor_stTorSensorCof.uwSensorVolPerTorq1 / TORQUEBASE *
  205. 10*10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  206. torsensor_stTorSensorCof.ulTorqueReg2Pu2 = (ULONG)((((UQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  207. torsensor_stTorSensorCof.uwSensorVolPerTorq2 / TORQUEBASE *
  208. 10*10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  209. torsensor_stTorSensorCof.ulTorqueReg2Pu3 = (ULONG)((((UQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  210. torsensor_stTorSensorCof.uwSensorVolPerTorq3 / TORQUEBASE *
  211. 10*10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  212. torsensor_stTorSensorCof.ulTorqueReg2Pu4 = (ULONG)((((UQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  213. torsensor_stTorSensorCof.uwSensorVolPerTorq4 / TORQUEBASE *
  214. 10*10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  215. torsensor_stTorSensorCof.uwBikeTorStep1NmPu = (UWORD)(((ULONG)torsensor_stTorSensorCof.uwBikeTorStep1RealNm << 14)/TORQUEBASE);
  216. torsensor_stTorSensorCof.uwBikeTorStep2NmPu = (UWORD)(((ULONG)torsensor_stTorSensorCof.uwBikeTorStep2RealNm << 14)/TORQUEBASE);
  217. torsensor_stTorSensorCof.uwBikeTorStep3NmPu = (UWORD)(((ULONG)torsensor_stTorSensorCof.uwBikeTorStep3RealNm << 14)/TORQUEBASE);
  218. torsensor_stTorSensorCof.uwBikeTorStep4NmPu = (UWORD)(((ULONG)torsensor_stTorSensorCof.uwBikeTorStep4RealNm << 14)/TORQUEBASE);
  219. /* Torque Sensor limit coef */
  220. ulLpfTm = 1000000 / torsensor_stTorSensorCof.uwTorSensorLPFFrq;
  221. mth_voLPFilterCoef(ulLpfTm, torsensor_stTorSensorCof.uwTorVolLPFDisFrq, &scm_stTorSensorLpf.uwKx);
  222. // for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  223. // {
  224. // TorqOffsetCof[i] = (((SLONG)TorqOffsetReg[i+1] - (SLONG)TorqOffsetReg[i]) << 12) /(TorqOffsetTemp[i+1] - TorqOffsetTemp[i]); //Q12
  225. // }
  226. //
  227. // for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  228. // {
  229. // TorqSencitiveCof[i] = (((SLONG)TorqSencitiveReg[i+1] - (SLONG)TorqSencitiveReg[i]) << 10) /(TorqSencitiveTemp[i+1] - TorqSencitiveTemp[i]); //Q10
  230. // }
  231. }
  232. /***************************************************************
  233. Function: torsensor_voTorSensorInit;
  234. Description: Torque initialization
  235. Call by: functions in main loop;
  236. Input Variables: N/A
  237. Output/Return Variables: N/A
  238. Subroutine Call: N/A;
  239. Reference: N/A
  240. ****************************************************************/
  241. static LPF_OUT tst_dynOffsetLpf;
  242. static UWORD tsttorqCadCnt,tsttorqMin=4096,tstdynOffset;
  243. void torsensor_voTorSensorInit(void)
  244. {
  245. torsensor_stTorSensorOut.uwTorqueReg = 0;
  246. torsensor_stTorSensorOut.uwTorquePu = 0;
  247. torsensor_stTorSensorOut.uwTorqueLPFPu = 0;
  248. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  249. torsensor_stTorSensorOut.blTorqueCaliFlg = FALSE;
  250. torsensor_stTorSensorOut.blTorqueErrorFlg = FALSE;
  251. mth_voLPFilterCoef(1000000 / 1, EVENT_1MS_HZ, &tst_dynOffsetLpf.uwKx); //25Hz
  252. tstdynOffset= iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  253. tst_dynOffsetLpf.slY.sw.hi = (SWORD)iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  254. /* Torque Sensor limit coef */
  255. }
  256. /*************************************************************************
  257. Local Functions (N/A)
  258. *************************************************************************/
  259. //static BOOL tstDynCalibflg= TRUE;
  260. //static UWORD tstTorqOffset,tstSensitiveset,TorqValue,TorqValuePu, TorqReg;
  261. //static SWORD tstTorqTemp,tstTorqTemp111,tstSencitiveOrig;
  262. //void torsensor_voCadenceCnt(void)
  263. //{
  264. // if (((cadence_stFreGetCof.uwNumbersPulses>>1)-1) != tsttorqCadCnt)
  265. // {
  266. // tsttorqCadCnt++;
  267. // }
  268. // else
  269. // {
  270. // tsttorqCadCnt = 0;
  271. // tsttorqMin = 4096;
  272. // }
  273. //}
  274. //void torsensor_voDynamicOffset(void)
  275. //{
  276. // if(cadence_stFreGetOut.uwLPFFrequencyPu != 0)
  277. // {
  278. // tstDynCalibflg = TRUE;
  279. // if(tsttorqMin > iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH])
  280. // {
  281. // tsttorqMin = iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  282. // }
  283. // if(tsttorqCadCnt == ((cadence_stFreGetCof.uwNumbersPulses>>1) -1))
  284. // {
  285. // tstdynOffset = tsttorqMin;
  286. // }
  287. // }
  288. // else
  289. // {
  290. // if( tstDynCalibflg == TRUE && TorqValuePu <= 500)
  291. // {
  292. // tstdynOffset = iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  293. // tstDynCalibflg = FALSE;
  294. // }
  295. // }
  296. // mth_voLPFilter((SWORD)tstdynOffset, &tst_dynOffsetLpf);
  297. //}
  298. //static void torsensor_voTorADCwithTemp(void)
  299. //{
  300. // tstTorqTemp = temp_swTorqTempCal(hw_uwADC0[4]); // 0.1 C
  301. //// tstTorqOffset = torsensor_uwTorqOffsetCal(tstTorqTemp); // Torque AD
  302. // tstTorqOffset= tst_dynOffsetLpf.slY.sw.hi;// 1478; //tstdynOffset;
  303. // tstSensitiveset = torsensor_uwTorqSencitiveCal(tstTorqTemp/10, 250); //Q12
  304. //
  305. // torsensor_stTorSensorOut.uwTorqueReg = hw_uwADC0[7];
  306. //
  307. // if(((SLONG)torsensor_stTorSensorOut.uwTorqueReg - tstTorqOffset) < 0)
  308. // {
  309. // TorqReg = torsensor_stTorSensorCof.uwTorqueOffset;
  310. // }
  311. // else
  312. // {
  313. // TorqReg = (((SLONG)torsensor_stTorSensorOut.uwTorqueReg - tstTorqOffset) *10000) / tstSensitiveset + torsensor_stTorSensorCof.uwTorqueOffset;
  314. // }
  315. //
  316. //
  317. // if (TorqReg <= torsensor_stTorSensorCof.uwTorqueOffset)
  318. // {
  319. // TorqValuePu = 0;
  320. // }
  321. // else if (TorqReg <= torsensor_stTorSensorCof.uwBikeTorStep1ADC)
  322. // {
  323. // TorqValuePu = 0 +
  324. // ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwTorqueOffset)) *
  325. // torsensor_stTorSensorCof.ulTorqueReg2Pu1) >>
  326. // 10); // Q14
  327. // }
  328. // else if (TorqReg <= torsensor_stTorSensorCof.uwBikeTorStep2ADC)
  329. // {
  330. // TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep1NmPu +
  331. // ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwBikeTorStep1ADC)) *
  332. // torsensor_stTorSensorCof.ulTorqueReg2Pu2) >>
  333. // 10); // Q14
  334. // }
  335. // else if (TorqReg <= torsensor_stTorSensorCof.uwBikeTorStep3ADC)
  336. // {
  337. // TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep2NmPu +
  338. // ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwBikeTorStep2ADC)) *
  339. // torsensor_stTorSensorCof.ulTorqueReg2Pu3) >>
  340. // 10); // Q14
  341. // }
  342. // else if (TorqReg<= torsensor_stTorSensorCof.uwBikeTorStep4ADC)
  343. // {
  344. // TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep3NmPu +
  345. // ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwBikeTorStep3ADC)) *
  346. // torsensor_stTorSensorCof.ulTorqueReg2Pu4) >>
  347. // 10); // Q14
  348. // }
  349. // else
  350. // {
  351. // TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep4NmPu;
  352. // }
  353. // torsensor_stTorSensorOut.uwTorquePu=TorqValuePu;
  354. // mth_voLPFilter(torsensor_stTorSensorOut.uwTorquePu, &scm_stTorSensorLpf);
  355. // torsensor_stTorSensorOut.uwTorqueLPFPu = scm_stTorSensorLpf.slY.sw.hi;
  356. // TorqValue = (ULONG)TorqValuePu * TORQUEBASE >> 14;
  357. //
  358. // //TorqValue = ((torsensor_stTorSensorOut.uwTorqueReg - tstTorqOffset) << 12 )/tstSencitiveset;
  359. //}
  360. /***************************************************************
  361. Function:
  362. Description:
  363. Call by:
  364. Input Variables: N/A
  365. Output/Return Variables: N/A
  366. Subroutine Call: N/A
  367. Reference: N/A
  368. ****************************************************************/
  369. static UWORD tor_pvt_uwOffsetTarget = 0;
  370. static UWORD tor_pvt_uwOffsetMax = 0,tor_pvt_uwOffsetMin = 4096;
  371. static ULONG tor_pvt_ulCnt = 0;
  372. void torsensor_voOffsetUpdate(void)
  373. {
  374. SWORD swTorDelta;
  375. ++tor_pvt_ulCnt;
  376. if(0 == (tor_pvt_ulCnt % TORQUE_1S_1MSCNT))
  377. {
  378. swTorDelta = (SWORD)tor_pvt_uwOffsetMax - (SWORD)tor_pvt_uwOffsetMin;
  379. if(swTorDelta > 40)
  380. {
  381. tor_pvt_ulCnt = 0;
  382. }
  383. tor_pvt_uwOffsetMax = 0;
  384. tor_pvt_uwOffsetMin = 4096;
  385. }
  386. else
  387. {
  388. if(tor_pvt_uwOffsetMin > torsensor_stTorSensorOut.uwTorqueReg)
  389. {
  390. tor_pvt_uwOffsetMin = torsensor_stTorSensorOut.uwTorqueReg;
  391. }
  392. if(tor_pvt_uwOffsetMax < torsensor_stTorSensorOut.uwTorqueReg)
  393. {
  394. tor_pvt_uwOffsetMax = torsensor_stTorSensorOut.uwTorqueReg;
  395. }
  396. }
  397. if(tor_pvt_ulCnt > TORQUE_90S_1MSCNT)
  398. {
  399. swTorDelta = (SWORD)tor_pvt_uwOffsetMax - (SWORD)tor_pvt_uwOffsetMin;
  400. if(swTorDelta < 40)
  401. {
  402. tor_pvt_uwOffsetTarget = (tor_pvt_uwOffsetMax + tor_pvt_uwOffsetMin) >> 1;
  403. if(torsensor_stTorSensorCof.uwTorqueOffset < tor_pvt_uwOffsetTarget - 20)
  404. {
  405. torsensor_stTorSensorCof.uwTorqueOffset += 20;
  406. }
  407. else if (torsensor_stTorSensorCof.uwTorqueOffset > tor_pvt_uwOffsetTarget + 20)
  408. {
  409. torsensor_stTorSensorCof.uwTorqueOffset -= 20;
  410. }
  411. else
  412. {
  413. torsensor_stTorSensorCof.uwTorqueOffset = tor_pvt_uwOffsetTarget;
  414. }
  415. torsensor_stTorSensorCof.uwSensorVolPerTorq1 =
  416. (UWORD)((((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep1ADC - torsensor_stTorSensorCof.uwTorqueOffset)) >> 12) *10 *10/
  417. (torsensor_stTorSensorCof.uwBikeTorStep1RealNm - 0));
  418. torsensor_stTorSensorCof.ulTorqueReg2Pu1 = (ULONG)((((SQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  419. torsensor_stTorSensorCof.uwSensorVolPerTorq1 / TORQUEBASE *
  420. 10*10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  421. }
  422. tor_pvt_ulCnt = 0;
  423. }
  424. }
  425. /***************************************************************
  426. Function:
  427. Description:
  428. Call by:
  429. Input Variables: N/A
  430. Output/Return Variables: N/A
  431. Subroutine Call: N/A
  432. Reference: N/A
  433. ****************************************************************/
  434. void torsensor_voTorADC(void) // need to match ADC_StartConversion(ADC1);
  435. {
  436. if (torsensor_stTorSensorOut.blTorqueErrorFlg == TRUE)
  437. {
  438. torsensor_stTorSensorOut.uwTorquePu = 0;
  439. torsensor_stTorSensorOut.uwTorqueReg = iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  440. if (torsensor_stTorSensorOut.uwTorqueReg < 4000 && torsensor_stTorSensorOut.uwTorqueReg > 10) // output 0mv - 3000mv
  441. {
  442. torsensor_stTorSensorOut.uwTorqueErrorCnt++;
  443. if (torsensor_stTorSensorOut.uwTorqueErrorCnt > 1000)
  444. {
  445. torsensor_stTorSensorOut.blTorqueErrorFlg = FALSE;
  446. torsensor_voTorSensorInit();
  447. }
  448. }
  449. else
  450. {
  451. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  452. }
  453. }
  454. else
  455. {
  456. torsensor_stTorSensorOut.uwTorqueReg = iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH]; // TorSensor_uwDMAReg;
  457. #if (TORSENSOR_USEMOL == TORSENSOR_USEDEFAULT)
  458. torsensor_stTorSensorOut.uwTorquePu =
  459. (((SQWORD)abs((SWORD)(torsensor_stTorSensorOut.uwTorqueReg) - torsensor_stTorSensorCof.uwTorqueOffset)) *
  460. torsensor_stTorSensorCof.ulTorqueReg2PuDefault) >>
  461. 10; // Q14
  462. #elif (TORSENSOR_USEMOL == TORSENSOR_USEEE)
  463. if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwTorqueOffset)
  464. {
  465. torsensor_stTorSensorOut.uwTorquePu = 0;
  466. }
  467. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep1ADC)
  468. {
  469. torsensor_stTorSensorOut.uwTorquePu = (UWORD)(0 +
  470. ((((UQWORD)abs((SWORD)torsensor_stTorSensorOut.uwTorqueReg - torsensor_stTorSensorCof.uwTorqueOffset)) *
  471. torsensor_stTorSensorCof.ulTorqueReg2Pu1) >> 10)); // Q14
  472. }
  473. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep2ADC)
  474. {
  475. torsensor_stTorSensorOut.uwTorquePu = (UWORD)(torsensor_stTorSensorCof.uwBikeTorStep1NmPu +
  476. ((((UQWORD)abs((SWORD)torsensor_stTorSensorOut.uwTorqueReg - torsensor_stTorSensorCof.uwBikeTorStep1ADC)) *
  477. torsensor_stTorSensorCof.ulTorqueReg2Pu2) >> 10)); // Q14
  478. }
  479. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep3ADC)
  480. {
  481. torsensor_stTorSensorOut.uwTorquePu = (UWORD)(torsensor_stTorSensorCof.uwBikeTorStep2NmPu +
  482. ((((UQWORD)abs((SWORD)torsensor_stTorSensorOut.uwTorqueReg - torsensor_stTorSensorCof.uwBikeTorStep2ADC)) *
  483. torsensor_stTorSensorCof.ulTorqueReg2Pu3) >> 10)); // Q14
  484. }
  485. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep4ADC)
  486. {
  487. torsensor_stTorSensorOut.uwTorquePu = (UWORD)(torsensor_stTorSensorCof.uwBikeTorStep3NmPu +
  488. ((((UQWORD)abs((SWORD)torsensor_stTorSensorOut.uwTorqueReg - torsensor_stTorSensorCof.uwBikeTorStep3ADC)) *
  489. torsensor_stTorSensorCof.ulTorqueReg2Pu4) >> 10)); // Q14
  490. }
  491. else
  492. {
  493. torsensor_stTorSensorOut.uwTorquePu = torsensor_stTorSensorCof.uwBikeTorStep4NmPu;
  494. }
  495. #endif
  496. mth_voLPFilter((SWORD)torsensor_stTorSensorOut.uwTorquePu, &scm_stTorSensorLpf);
  497. torsensor_stTorSensorOut.uwTorqueLPFPu = (UWORD)scm_stTorSensorLpf.slY.sw.hi;
  498. torsensor_stTorSensorOut.uwTorquePercent = (UWORD)(((ULONG)torsensor_stTorSensorOut.uwTorqueLPFPu << 14) /
  499. (torsensor_stTorSensorCof.uwMaxSensorTorquePu - torsensor_stTorSensorCof.uwMinSensorTorquePu)); // Q15
  500. if (torsensor_stTorSensorOut.uwTorqueReg > 4000 || torsensor_stTorSensorOut.uwTorqueReg < 10) // output 0mv - 3000mv
  501. {
  502. torsensor_stTorSensorOut.uwTorqueErrorCnt++;
  503. if (torsensor_stTorSensorOut.uwTorqueErrorCnt > 5000)
  504. {
  505. torsensor_stTorSensorOut.blTorqueErrorFlg = TRUE;
  506. torsensor_stTorSensorOut.uwTorquePu = 0;
  507. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  508. torsensor_stTorSensorOut.uwTorqueLPFPu = 0;
  509. cp_stHistoryPara.uwTorSensorAlamTimes++;
  510. }
  511. }
  512. else
  513. {
  514. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  515. }
  516. }
  517. }
  518. /***************************************************************
  519. Function:
  520. Description:
  521. Call by:
  522. Input Variables: N/A
  523. Output/Return Variables: N/A
  524. Subroutine Call: N/A
  525. Reference: N/A
  526. ****************************************************************/
  527. //UWORD torsensor_uwTorqOffsetCal(SWORD Temp)
  528. //{
  529. // UWORD Offset = 0, i = 0;
  530. //
  531. // if(Temp < TorqOffsetTemp[0])
  532. // {
  533. // Offset = TorqOffsetReg[0];
  534. // }
  535. // else if(Temp >= TorqOffsetTemp[TORQ_OFFSET_NUM - 1])
  536. // {
  537. // Offset = TorqOffsetReg[TORQ_OFFSET_NUM - 1];
  538. // }
  539. // else
  540. // {
  541. // for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  542. // {
  543. // if(Temp >= TorqOffsetTemp[i] && Temp < TorqOffsetTemp[i+1])
  544. // {
  545. // Offset = TorqOffsetReg[i] + (TorqOffsetCof[i] * (Temp - TorqOffsetTemp[i]) >> 12);
  546. // break;
  547. // }
  548. // }
  549. // }
  550. //
  551. // return Offset;
  552. //}
  553. //UWORD torsensor_uwTorqSencitiveCal(SWORD Temp, SWORD T0)
  554. //{
  555. //// UWORD Sencitive = 0, i = 0;
  556. ////
  557. //// if(Temp < TorqSencitiveTemp[0])
  558. //// {
  559. //// Sencitive = TorqSencitiveReg[0];
  560. //// }
  561. //// else if(Temp >= TorqSencitiveTemp[TORQ_OFFSET_NUM - 1])
  562. //// {
  563. //// Sencitive = TorqSencitiveReg[TORQ_OFFSET_NUM - 1];
  564. //// }
  565. //// else
  566. //// {
  567. //// for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  568. //// {
  569. //// if(Temp >= TorqSencitiveTemp[i] && Temp < TorqSencitiveTemp[i+1])
  570. //// {
  571. //// Sencitive = TorqSencitiveReg[i] + (TorqSencitiveCof[i] * (Temp - TorqSencitiveTemp[i]) >> 10); // Q10
  572. //// break;
  573. //// }
  574. //// }
  575. //// }
  576. ////
  577. //// return Sencitive;
  578. //
  579. // UWORD a = 108, b = 939, sensitive = 0; //a=0.00010846, b= 0.93899723
  580. // SWORD DeltaTemp = 0;
  581. // SLONG g = 0;
  582. //
  583. // DeltaTemp = Temp - T0; //unit: 0.1 C
  584. //
  585. // g =(SLONG)b * DeltaTemp + (SLONG)a * DeltaTemp * DeltaTemp / 1000;
  586. //
  587. // sensitive = 10000 + g / 100;
  588. //
  589. // return sensitive;
  590. //
  591. //}
  592. /*************************************************************************
  593. Local Functions (N/A)
  594. *************************************************************************/
  595. /*************************************************************************
  596. End of this File (EOF)!
  597. Do not put anything after this part!
  598. *************************************************************************/