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 "hwsetup.h"
  20. #include "CodePara.h"
  21. #include "canAppl.h"
  22. #include "FuncLayerAPI.h"
  23. #include "api.h"
  24. #include "api_rt.h"
  25. /******************************
  26. *
  27. * static Parameter
  28. *
  29. ******************************/
  30. static LPF_OUT scm_stTorSensorLpf;
  31. static volatile SWORD TorqOffsetReg[TORQ_OFFSET_NUM]= {
  32. 640, //-11 C
  33. 718, //8 C
  34. 919, //28 C
  35. 957, //40 C
  36. 1051, //55 C
  37. 1196, //69 C
  38. 1352 //85 C
  39. };
  40. static volatile SWORD TorqOffsetTemp[TORQ_OFFSET_NUM]= {
  41. -1083, //unit: 0.01C
  42. 843,
  43. 2830,
  44. 3997,
  45. 5460,
  46. 6930,
  47. 8453
  48. };
  49. static volatile SWORD TorqOffsetCof[TORQ_OFFSET_NUM-1]= {
  50. 0,0,0,0,0,0
  51. };
  52. static volatile SWORD TorqSencitiveReg[TORQ_OFFSET_NUM]= {
  53. 4423, //-20 C
  54. 6021, //0 C
  55. 7048, //20 C
  56. 7663, //40 C
  57. 8008, //60 C
  58. 8226, //80 C
  59. 8459 //100 C
  60. };
  61. static volatile SWORD TorqSencitiveTemp[TORQ_OFFSET_NUM]= {
  62. -200, //unit: 0.1C
  63. 0,
  64. 200,
  65. 400,
  66. 600,
  67. 800,
  68. 1000
  69. };
  70. static volatile SLONG TorqSencitiveCof[TORQ_OFFSET_NUM-1]= {
  71. 0,0,0,0,0,0
  72. };
  73. static UWORD TorSensor_uwDMAReg = 0;
  74. static POLY_COEF TorqSencitiveCoef = TORQUESENSITIVE_COF_DEFAULT;
  75. /******************************
  76. *
  77. * Extern Parameter
  78. *
  79. ******************************/
  80. TORQUESENSOR_COF torsensor_stTorSensorCof = TORQUESENSOR_COF_DEFAULT;
  81. TORQUESENSOR_OUT torsensor_stTorSensorOut = TORQUESENSOR_OUT_DEFAULT;
  82. /***************************************************************
  83. Function: cadence_voFreGet;
  84. Description: cadence frequency get
  85. Call by: functions in main loop;
  86. Input Variables: N/A
  87. Output/Return Variables: N/A
  88. Subroutine Call: N/A;
  89. Reference: N/A
  90. ****************************************************************/
  91. void torsensor_voTorSensorCof(void)
  92. {
  93. ULONG ulLpfTm = 0;
  94. UWORD i = 0;
  95. // torsensor_stTorSensorCof.uwMaxSensorTorquePu = ((ULONG)TORQUE_MAX_RANGE << 14) / TORQUEBASE; // Q14
  96. torsensor_stTorSensorCof.uwMinSensorTorquePu = ((ULONG)TORQUE_MIN_RANGE << 14) / TORQUEBASE; // Q14
  97. torsensor_stTorSensorCof.uwMaxSensorVolOutputPu = (ULONG)TORQUE_VOLTAGE_MAX_RANGE << 14 / VBASE;
  98. torsensor_stTorSensorCof.uwMinSensorVolOutputPu = (ULONG)TORQUE_VOLTAGE_MIN_RANGE << 14 / VBASE;
  99. torsensor_stTorSensorCof.uwTorSensorLPFFrq = TORQUE_SENSOR_LPF_FRQ;
  100. torsensor_stTorSensorCof.uwTorVolLPFDisFrq = TORQUE_LPF_DISCRETEHZ;
  101. if(torsensor_stTorSensorCof.uwTorqueOffsetConfirmFlg == FALSE)
  102. {
  103. #if (TORSENSOR_USEMOL == TORSENSOR_USEDEFAULT)
  104. torsensor_stTorSensorCof.uwTorqueOffset = TORQUE_VOLTAGE_MIN_RANGE * 4096 / 3300;
  105. #elif (TORSENSOR_USEMOL == TORSENSOR_USEEE)
  106. torsensor_stTorSensorCof.uwTorqueOffsetPowerUp = iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  107. //torsensor_stTorSensorCof.uwTorqueOffsetPowerUp = PowerUpOffset;
  108. if(torsensor_stTorSensorCof.uwTorqueOffsetNow1 != 0 && torsensor_stTorSensorCof.uwTorqueOffsetNow2 != 0
  109. && torsensor_stTorSensorCof.uwTorqueOffsetNow3 != 0 && torsensor_stTorSensorCof.uwTorqueOffsetNow4 != 0)
  110. {
  111. torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg = TRUE;
  112. }
  113. if(torsensor_stTorSensorCof.uwTorqueOffsetOrign == 0 && torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg == 0)
  114. {
  115. torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  116. torsensor_stTorSensorCof.uwTorqueOffsetOrign = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  117. cp_stFlg.ParaSaveEEFlg = TRUE;
  118. cp_stFlg.ParaUpdateFlg = TRUE;
  119. //cp_stFlg.ParaSensorInfoUpdateFlg = TRUE;
  120. //cp_stFlg.ParaAssistUpdateFinishFlg = TRUE;
  121. MC_UpcInfo.stSensorInfo.uwSaveFlg = 1;
  122. }
  123. else
  124. {
  125. UWORD AverageOffset = 0;
  126. // AverageOffset = ((SLONG)torsensor_stTorSensorCof.uwTorqueOffsetNow1 + torsensor_stTorSensorCof.uwTorqueOffsetNow2 +
  127. // torsensor_stTorSensorCof.uwTorqueOffsetNow3 + torsensor_stTorSensorCof.uwTorqueOffsetNow4)>>2;
  128. // if( ((SWORD)torsensor_stTorSensorCof.uwTorqueOffsetPowerUp - torsensor_stTorSensorCof.uwTorqueOffsetOrign) > 200 )
  129. // {
  130. // }
  131. // else
  132. // {
  133. // torsensor_stTorSensorCof.uwTorqueOffsetNow1 = torsensor_stTorSensorCof.uwTorqueOffsetNow2;
  134. // torsensor_stTorSensorCof.uwTorqueOffsetNow2 = torsensor_stTorSensorCof.uwTorqueOffsetNow3;
  135. // torsensor_stTorSensorCof.uwTorqueOffsetNow3 = torsensor_stTorSensorCof.uwTorqueOffsetNow4;
  136. // torsensor_stTorSensorCof.uwTorqueOffsetNow4 = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  137. //
  138. // cp_stFlg.ParaSaveEEFlg = TRUE;
  139. // cp_stFlg.ParaUpdateFlg = TRUE;
  140. // //cp_stFlg.ParaSensorInfoUpdateFlg = TRUE;
  141. // //cp_stFlg.ParaAssistUpdateFinishFlg = TRUE;
  142. // MC_UpcInfo.stSensorInfo.uwSaveFlg = TRUE;
  143. // }
  144. //
  145. // if( torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg == TRUE )
  146. // {
  147. // if((AverageOffset - torsensor_stTorSensorCof.uwTorqueOffsetOrign)>400 || (AverageOffset - torsensor_stTorSensorCof.uwTorqueOffsetOrign)<-400)
  148. // {
  149. // torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetOrign;
  150. // }
  151. // else
  152. // {
  153. // torsensor_stTorSensorCof.uwTorqueOffset = AverageOffset;
  154. // }
  155. // }
  156. // else
  157. // {
  158. // torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetOrign;
  159. // }
  160. /* Compare with AvgOffset */
  161. if(torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg == TRUE)
  162. {
  163. AverageOffset = (UWORD)(((ULONG)torsensor_stTorSensorCof.uwTorqueOffsetNow1 + torsensor_stTorSensorCof.uwTorqueOffsetNow2 +
  164. torsensor_stTorSensorCof.uwTorqueOffsetNow3 + torsensor_stTorSensorCof.uwTorqueOffsetNow4)>>2);
  165. }
  166. else
  167. {
  168. AverageOffset = torsensor_stTorSensorCof.uwTorqueOffsetOrign;
  169. }
  170. if(abs((SWORD)torsensor_stTorSensorCof.uwTorqueOffsetPowerUp - AverageOffset) > 200)
  171. {
  172. torsensor_stTorSensorCof.uwTorqueOffset = AverageOffset;
  173. }
  174. else
  175. {
  176. torsensor_stTorSensorCof.uwTorqueOffsetNow1 = torsensor_stTorSensorCof.uwTorqueOffsetNow2;
  177. torsensor_stTorSensorCof.uwTorqueOffsetNow2 = torsensor_stTorSensorCof.uwTorqueOffsetNow3;
  178. torsensor_stTorSensorCof.uwTorqueOffsetNow3 = torsensor_stTorSensorCof.uwTorqueOffsetNow4;
  179. torsensor_stTorSensorCof.uwTorqueOffsetNow4 = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  180. cp_stFlg.ParaSaveEEFlg = TRUE;
  181. cp_stFlg.ParaUpdateFlg = TRUE;
  182. //cp_stFlg.ParaSensorInfoUpdateFlg = TRUE;
  183. //cp_stFlg.ParaAssistUpdateFinishFlg = TRUE;
  184. MC_UpcInfo.stSensorInfo.uwSaveFlg = 1;
  185. torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  186. }
  187. }
  188. #endif
  189. torsensor_stTorSensorCof.uwTorqueOffsetConfirmFlg = TRUE;
  190. }
  191. torsensor_stTorSensorCof.uwSensorVolPerTorqDefault = TORQUE_VOLTAGE_PER_NM;
  192. torsensor_stTorSensorCof.uwSensorVolPerTorq1 =
  193. (UWORD)((((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep1ADC - torsensor_stTorSensorCof.uwTorqueOffset)) >> 12) *10 *10/
  194. (torsensor_stTorSensorCof.uwBikeTorStep1RealNm - 0));
  195. torsensor_stTorSensorCof.uwSensorVolPerTorq2 =
  196. (UWORD)((((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep2ADC - torsensor_stTorSensorCof.uwBikeTorStep1ADC)) >> 12) *10 *10/
  197. (torsensor_stTorSensorCof.uwBikeTorStep2RealNm - torsensor_stTorSensorCof.uwBikeTorStep1RealNm));
  198. torsensor_stTorSensorCof.uwSensorVolPerTorq3 =
  199. (UWORD)((((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep3ADC - torsensor_stTorSensorCof.uwBikeTorStep2ADC)) >> 12) *10 *10/
  200. (torsensor_stTorSensorCof.uwBikeTorStep3RealNm - torsensor_stTorSensorCof.uwBikeTorStep2RealNm));
  201. torsensor_stTorSensorCof.uwSensorVolPerTorq4 =
  202. (UWORD)((((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep4ADC - torsensor_stTorSensorCof.uwBikeTorStep3ADC)) >> 12) *10*10 /
  203. (torsensor_stTorSensorCof.uwBikeTorStep4RealNm - torsensor_stTorSensorCof.uwBikeTorStep3RealNm));
  204. torsensor_stTorSensorCof.ulTorqueReg2PuDefault = (ULONG)((((UQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  205. torsensor_stTorSensorCof.uwSensorVolPerTorqDefault / TORQUEBASE *
  206. 10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  207. torsensor_stTorSensorCof.ulTorqueReg2Pu1 = (ULONG)((((UQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  208. torsensor_stTorSensorCof.uwSensorVolPerTorq1 / TORQUEBASE *
  209. 10*10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  210. torsensor_stTorSensorCof.ulTorqueReg2Pu2 = (ULONG)((((UQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  211. torsensor_stTorSensorCof.uwSensorVolPerTorq2 / TORQUEBASE *
  212. 10*10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  213. torsensor_stTorSensorCof.ulTorqueReg2Pu3 = (ULONG)((((UQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  214. torsensor_stTorSensorCof.uwSensorVolPerTorq3 / TORQUEBASE *
  215. 10*10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  216. torsensor_stTorSensorCof.ulTorqueReg2Pu4 = (ULONG)((((UQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  217. torsensor_stTorSensorCof.uwSensorVolPerTorq4 / TORQUEBASE *
  218. 10*10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  219. torsensor_stTorSensorCof.uwBikeTorStep1NmPu = (UWORD)(((ULONG)torsensor_stTorSensorCof.uwBikeTorStep1RealNm << 14)/TORQUEBASE);
  220. torsensor_stTorSensorCof.uwBikeTorStep2NmPu = (UWORD)(((ULONG)torsensor_stTorSensorCof.uwBikeTorStep2RealNm << 14)/TORQUEBASE);
  221. torsensor_stTorSensorCof.uwBikeTorStep3NmPu = (UWORD)(((ULONG)torsensor_stTorSensorCof.uwBikeTorStep3RealNm << 14)/TORQUEBASE);
  222. torsensor_stTorSensorCof.uwBikeTorStep4NmPu = (UWORD)(((ULONG)torsensor_stTorSensorCof.uwBikeTorStep4RealNm << 14)/TORQUEBASE);
  223. /* Torque Sensor limit coef */
  224. ulLpfTm = 1000000 / torsensor_stTorSensorCof.uwTorSensorLPFFrq;
  225. mth_voLPFilterCoef(ulLpfTm, torsensor_stTorSensorCof.uwTorVolLPFDisFrq, &scm_stTorSensorLpf.uwKx);
  226. // for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  227. // {
  228. // TorqOffsetCof[i] = (((SLONG)TorqOffsetReg[i+1] - (SLONG)TorqOffsetReg[i]) << 12) /(TorqOffsetTemp[i+1] - TorqOffsetTemp[i]); //Q12
  229. // }
  230. //
  231. // for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  232. // {
  233. // TorqSencitiveCof[i] = (((SLONG)TorqSencitiveReg[i+1] - (SLONG)TorqSencitiveReg[i]) << 10) /(TorqSencitiveTemp[i+1] - TorqSencitiveTemp[i]); //Q10
  234. // }
  235. }
  236. /***************************************************************
  237. Function: torsensor_voTorSensorInit;
  238. Description: Torque initialization
  239. Call by: functions in main loop;
  240. Input Variables: N/A
  241. Output/Return Variables: N/A
  242. Subroutine Call: N/A;
  243. Reference: N/A
  244. ****************************************************************/
  245. static LPF_OUT tst_dynOffsetLpf;
  246. static UWORD tsttorqCadCnt,tsttorqMin=4096,tstdynOffset;
  247. void torsensor_voTorSensorInit(void)
  248. {
  249. torsensor_stTorSensorOut.uwTorqueReg = 0;
  250. torsensor_stTorSensorOut.uwTorquePu = 0;
  251. torsensor_stTorSensorOut.uwTorqueLPFPu = 0;
  252. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  253. torsensor_stTorSensorOut.blTorqueCaliFlg = FALSE;
  254. torsensor_stTorSensorOut.blTorqueErrorFlg = FALSE;
  255. mth_voLPFilterCoef(1000000 / 1, EVENT_1MS_HZ, &tst_dynOffsetLpf.uwKx); //25Hz
  256. tstdynOffset= iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  257. tst_dynOffsetLpf.slY.sw.hi = (SWORD)iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  258. /* Torque Sensor limit coef */
  259. }
  260. /*************************************************************************
  261. Local Functions (N/A)
  262. *************************************************************************/
  263. static BOOL tstDynCalibflg= TRUE;
  264. static UWORD tstTorqOffset,tstSensitiveset,TorqValue,TorqValuePu, TorqReg;
  265. static SWORD tstTorqTemp,tstTorqTemp111,tstSencitiveOrig;
  266. void torsensor_voCadenceCnt(void)
  267. {
  268. if (((cadence_stFreGetCof.uwNumbersPulses>>1)-1) != tsttorqCadCnt)
  269. {
  270. tsttorqCadCnt++;
  271. }
  272. else
  273. {
  274. tsttorqCadCnt = 0;
  275. tsttorqMin = 4096;
  276. }
  277. }
  278. void torsensor_voDynamicOffset(void)
  279. {
  280. if(cadence_stFreGetOut.uwLPFFrequencyPu != 0)
  281. {
  282. tstDynCalibflg = TRUE;
  283. if(tsttorqMin > iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH])
  284. {
  285. tsttorqMin = iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  286. }
  287. if(tsttorqCadCnt == ((cadence_stFreGetCof.uwNumbersPulses>>1) -1))
  288. {
  289. tstdynOffset = tsttorqMin;
  290. }
  291. }
  292. else
  293. {
  294. if( tstDynCalibflg == TRUE && TorqValuePu <= 500)
  295. {
  296. tstdynOffset = iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  297. tstDynCalibflg = FALSE;
  298. }
  299. }
  300. mth_voLPFilter((SWORD)tstdynOffset, &tst_dynOffsetLpf);
  301. }
  302. //static void torsensor_voTorADCwithTemp(void)
  303. //{
  304. // tstTorqTemp = temp_swTorqTempCal(hw_uwADC0[4]); // 0.1 C
  305. //// tstTorqOffset = torsensor_uwTorqOffsetCal(tstTorqTemp); // Torque AD
  306. // tstTorqOffset= tst_dynOffsetLpf.slY.sw.hi;// 1478; //tstdynOffset;
  307. // tstSensitiveset = torsensor_uwTorqSencitiveCal(tstTorqTemp/10, 250); //Q12
  308. //
  309. // torsensor_stTorSensorOut.uwTorqueReg = hw_uwADC0[7];
  310. //
  311. // if(((SLONG)torsensor_stTorSensorOut.uwTorqueReg - tstTorqOffset) < 0)
  312. // {
  313. // TorqReg = torsensor_stTorSensorCof.uwTorqueOffset;
  314. // }
  315. // else
  316. // {
  317. // TorqReg = (((SLONG)torsensor_stTorSensorOut.uwTorqueReg - tstTorqOffset) *10000) / tstSensitiveset + torsensor_stTorSensorCof.uwTorqueOffset;
  318. // }
  319. //
  320. //
  321. // if (TorqReg <= torsensor_stTorSensorCof.uwTorqueOffset)
  322. // {
  323. // TorqValuePu = 0;
  324. // }
  325. // else if (TorqReg <= torsensor_stTorSensorCof.uwBikeTorStep1ADC)
  326. // {
  327. // TorqValuePu = 0 +
  328. // ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwTorqueOffset)) *
  329. // torsensor_stTorSensorCof.ulTorqueReg2Pu1) >>
  330. // 10); // Q14
  331. // }
  332. // else if (TorqReg <= torsensor_stTorSensorCof.uwBikeTorStep2ADC)
  333. // {
  334. // TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep1NmPu +
  335. // ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwBikeTorStep1ADC)) *
  336. // torsensor_stTorSensorCof.ulTorqueReg2Pu2) >>
  337. // 10); // Q14
  338. // }
  339. // else if (TorqReg <= torsensor_stTorSensorCof.uwBikeTorStep3ADC)
  340. // {
  341. // TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep2NmPu +
  342. // ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwBikeTorStep2ADC)) *
  343. // torsensor_stTorSensorCof.ulTorqueReg2Pu3) >>
  344. // 10); // Q14
  345. // }
  346. // else if (TorqReg<= torsensor_stTorSensorCof.uwBikeTorStep4ADC)
  347. // {
  348. // TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep3NmPu +
  349. // ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwBikeTorStep3ADC)) *
  350. // torsensor_stTorSensorCof.ulTorqueReg2Pu4) >>
  351. // 10); // Q14
  352. // }
  353. // else
  354. // {
  355. // TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep4NmPu;
  356. // }
  357. // torsensor_stTorSensorOut.uwTorquePu=TorqValuePu;
  358. // mth_voLPFilter(torsensor_stTorSensorOut.uwTorquePu, &scm_stTorSensorLpf);
  359. // torsensor_stTorSensorOut.uwTorqueLPFPu = scm_stTorSensorLpf.slY.sw.hi;
  360. // TorqValue = (ULONG)TorqValuePu * TORQUEBASE >> 14;
  361. //
  362. // //TorqValue = ((torsensor_stTorSensorOut.uwTorqueReg - tstTorqOffset) << 12 )/tstSencitiveset;
  363. //}
  364. /***************************************************************
  365. Function:
  366. Description:
  367. Call by:
  368. Input Variables: N/A
  369. Output/Return Variables: N/A
  370. Subroutine Call: N/A
  371. Reference: N/A
  372. ****************************************************************/
  373. static UWORD tor_pvt_uwOffsetTarget = 0;
  374. static UWORD tor_pvt_uwOffsetMax = 0,tor_pvt_uwOffsetMin = 4096;
  375. static ULONG tor_pvt_ulCnt = 0;
  376. void torsensor_voOffsetUpdate(void)
  377. {
  378. SWORD swTorDelta;
  379. ++tor_pvt_ulCnt;
  380. if(0 == (tor_pvt_ulCnt % TORQUE_1S_1MSCNT))
  381. {
  382. swTorDelta = (SWORD)tor_pvt_uwOffsetMax - (SWORD)tor_pvt_uwOffsetMin;
  383. if(swTorDelta > 40)
  384. {
  385. tor_pvt_ulCnt = 0;
  386. }
  387. tor_pvt_uwOffsetMax = 0;
  388. tor_pvt_uwOffsetMin = 4096;
  389. }
  390. else
  391. {
  392. if(tor_pvt_uwOffsetMin > torsensor_stTorSensorOut.uwTorqueReg)
  393. {
  394. tor_pvt_uwOffsetMin = torsensor_stTorSensorOut.uwTorqueReg;
  395. }
  396. if(tor_pvt_uwOffsetMax < torsensor_stTorSensorOut.uwTorqueReg)
  397. {
  398. tor_pvt_uwOffsetMax = torsensor_stTorSensorOut.uwTorqueReg;
  399. }
  400. }
  401. if(tor_pvt_ulCnt > TORQUE_90S_1MSCNT)
  402. {
  403. swTorDelta = (SWORD)tor_pvt_uwOffsetMax - (SWORD)tor_pvt_uwOffsetMin;
  404. if(swTorDelta < 40)
  405. {
  406. tor_pvt_uwOffsetTarget = (tor_pvt_uwOffsetMax + tor_pvt_uwOffsetMin) >> 1;
  407. if(torsensor_stTorSensorCof.uwTorqueOffset < tor_pvt_uwOffsetTarget - 20)
  408. {
  409. torsensor_stTorSensorCof.uwTorqueOffset += 20;
  410. }
  411. else if (torsensor_stTorSensorCof.uwTorqueOffset > tor_pvt_uwOffsetTarget + 20)
  412. {
  413. torsensor_stTorSensorCof.uwTorqueOffset -= 20;
  414. }
  415. else
  416. {
  417. torsensor_stTorSensorCof.uwTorqueOffset = tor_pvt_uwOffsetTarget;
  418. }
  419. torsensor_stTorSensorCof.uwSensorVolPerTorq1 =
  420. (UWORD)((((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep1ADC - torsensor_stTorSensorCof.uwTorqueOffset)) >> 12) *10 *10/
  421. (torsensor_stTorSensorCof.uwBikeTorStep1RealNm - 0));
  422. torsensor_stTorSensorCof.ulTorqueReg2Pu1 = (ULONG)((((SQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  423. torsensor_stTorSensorCof.uwSensorVolPerTorq1 / TORQUEBASE *
  424. 10*10); // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  425. }
  426. tor_pvt_ulCnt = 0;
  427. }
  428. }
  429. /***************************************************************
  430. Function:
  431. Description:
  432. Call by:
  433. Input Variables: N/A
  434. Output/Return Variables: N/A
  435. Subroutine Call: N/A
  436. Reference: N/A
  437. ****************************************************************/
  438. void torsensor_voTorADC(void) // need to match ADC_StartConversion(ADC1);
  439. {
  440. if (torsensor_stTorSensorOut.blTorqueErrorFlg == TRUE)
  441. {
  442. torsensor_stTorSensorOut.uwTorquePu = 0;
  443. torsensor_stTorSensorOut.uwTorqueReg = iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH];
  444. if (torsensor_stTorSensorOut.uwTorqueReg < 4000 && torsensor_stTorSensorOut.uwTorqueReg > 10) // output 0mv - 3000mv
  445. {
  446. torsensor_stTorSensorOut.uwTorqueErrorCnt++;
  447. if (torsensor_stTorSensorOut.uwTorqueErrorCnt > 1000)
  448. {
  449. torsensor_stTorSensorOut.blTorqueErrorFlg = FALSE;
  450. torsensor_voTorSensorInit();
  451. }
  452. }
  453. else
  454. {
  455. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  456. }
  457. }
  458. else
  459. {
  460. torsensor_stTorSensorOut.uwTorqueReg = iAdc_GetResultPointer(0)[HW_ADC_TORQ_CH]; // TorSensor_uwDMAReg;
  461. #if (TORSENSOR_USEMOL == TORSENSOR_USEDEFAULT)
  462. torsensor_stTorSensorOut.uwTorquePu =
  463. (((SQWORD)abs((SWORD)(torsensor_stTorSensorOut.uwTorqueReg) - torsensor_stTorSensorCof.uwTorqueOffset)) *
  464. torsensor_stTorSensorCof.ulTorqueReg2PuDefault) >>
  465. 10; // Q14
  466. #elif (TORSENSOR_USEMOL == TORSENSOR_USEEE)
  467. if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwTorqueOffset)
  468. {
  469. torsensor_stTorSensorOut.uwTorquePu = 0;
  470. }
  471. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep1ADC)
  472. {
  473. torsensor_stTorSensorOut.uwTorquePu = (UWORD)(0 +
  474. ((((UQWORD)abs((SWORD)torsensor_stTorSensorOut.uwTorqueReg - torsensor_stTorSensorCof.uwTorqueOffset)) *
  475. torsensor_stTorSensorCof.ulTorqueReg2Pu1) >> 10)); // Q14
  476. }
  477. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep2ADC)
  478. {
  479. torsensor_stTorSensorOut.uwTorquePu = (UWORD)(torsensor_stTorSensorCof.uwBikeTorStep1NmPu +
  480. ((((UQWORD)abs((SWORD)torsensor_stTorSensorOut.uwTorqueReg - torsensor_stTorSensorCof.uwBikeTorStep1ADC)) *
  481. torsensor_stTorSensorCof.ulTorqueReg2Pu2) >> 10)); // Q14
  482. }
  483. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep3ADC)
  484. {
  485. torsensor_stTorSensorOut.uwTorquePu = (UWORD)(torsensor_stTorSensorCof.uwBikeTorStep2NmPu +
  486. ((((UQWORD)abs((SWORD)torsensor_stTorSensorOut.uwTorqueReg - torsensor_stTorSensorCof.uwBikeTorStep2ADC)) *
  487. torsensor_stTorSensorCof.ulTorqueReg2Pu3) >> 10)); // Q14
  488. }
  489. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep4ADC)
  490. {
  491. torsensor_stTorSensorOut.uwTorquePu = (UWORD)(torsensor_stTorSensorCof.uwBikeTorStep3NmPu +
  492. ((((UQWORD)abs((SWORD)torsensor_stTorSensorOut.uwTorqueReg - torsensor_stTorSensorCof.uwBikeTorStep3ADC)) *
  493. torsensor_stTorSensorCof.ulTorqueReg2Pu4) >> 10)); // Q14
  494. }
  495. else
  496. {
  497. torsensor_stTorSensorOut.uwTorquePu = torsensor_stTorSensorCof.uwBikeTorStep4NmPu;
  498. }
  499. #endif
  500. mth_voLPFilter((SWORD)torsensor_stTorSensorOut.uwTorquePu, &scm_stTorSensorLpf);
  501. torsensor_stTorSensorOut.uwTorqueLPFPu = (UWORD)scm_stTorSensorLpf.slY.sw.hi;
  502. torsensor_stTorSensorOut.uwTorquePercent = (UWORD)(((ULONG)torsensor_stTorSensorOut.uwTorqueLPFPu << 14) /
  503. (torsensor_stTorSensorCof.uwMaxSensorTorquePu - torsensor_stTorSensorCof.uwMinSensorTorquePu)); // Q15
  504. if (torsensor_stTorSensorOut.uwTorqueReg > 4000 || torsensor_stTorSensorOut.uwTorqueReg < 10) // output 0mv - 3000mv
  505. {
  506. torsensor_stTorSensorOut.uwTorqueErrorCnt++;
  507. if (torsensor_stTorSensorOut.uwTorqueErrorCnt > 5000)
  508. {
  509. torsensor_stTorSensorOut.blTorqueErrorFlg = TRUE;
  510. torsensor_stTorSensorOut.uwTorquePu = 0;
  511. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  512. torsensor_stTorSensorOut.uwTorqueLPFPu = 0;
  513. cp_stHistoryPara.uwTorSensorAlamTimes++;
  514. }
  515. }
  516. else
  517. {
  518. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  519. }
  520. }
  521. }
  522. /***************************************************************
  523. Function:
  524. Description:
  525. Call by:
  526. Input Variables: N/A
  527. Output/Return Variables: N/A
  528. Subroutine Call: N/A
  529. Reference: N/A
  530. ****************************************************************/
  531. //UWORD torsensor_uwTorqOffsetCal(SWORD Temp)
  532. //{
  533. // UWORD Offset = 0, i = 0;
  534. //
  535. // if(Temp < TorqOffsetTemp[0])
  536. // {
  537. // Offset = TorqOffsetReg[0];
  538. // }
  539. // else if(Temp >= TorqOffsetTemp[TORQ_OFFSET_NUM - 1])
  540. // {
  541. // Offset = TorqOffsetReg[TORQ_OFFSET_NUM - 1];
  542. // }
  543. // else
  544. // {
  545. // for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  546. // {
  547. // if(Temp >= TorqOffsetTemp[i] && Temp < TorqOffsetTemp[i+1])
  548. // {
  549. // Offset = TorqOffsetReg[i] + (TorqOffsetCof[i] * (Temp - TorqOffsetTemp[i]) >> 12);
  550. // break;
  551. // }
  552. // }
  553. // }
  554. //
  555. // return Offset;
  556. //}
  557. //UWORD torsensor_uwTorqSencitiveCal(SWORD Temp, SWORD T0)
  558. //{
  559. //// UWORD Sencitive = 0, i = 0;
  560. ////
  561. //// if(Temp < TorqSencitiveTemp[0])
  562. //// {
  563. //// Sencitive = TorqSencitiveReg[0];
  564. //// }
  565. //// else if(Temp >= TorqSencitiveTemp[TORQ_OFFSET_NUM - 1])
  566. //// {
  567. //// Sencitive = TorqSencitiveReg[TORQ_OFFSET_NUM - 1];
  568. //// }
  569. //// else
  570. //// {
  571. //// for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  572. //// {
  573. //// if(Temp >= TorqSencitiveTemp[i] && Temp < TorqSencitiveTemp[i+1])
  574. //// {
  575. //// Sencitive = TorqSencitiveReg[i] + (TorqSencitiveCof[i] * (Temp - TorqSencitiveTemp[i]) >> 10); // Q10
  576. //// break;
  577. //// }
  578. //// }
  579. //// }
  580. ////
  581. //// return Sencitive;
  582. //
  583. // UWORD a = 108, b = 939, sensitive = 0; //a=0.00010846, b= 0.93899723
  584. // SWORD DeltaTemp = 0;
  585. // SLONG g = 0;
  586. //
  587. // DeltaTemp = Temp - T0; //unit: 0.1 C
  588. //
  589. // g =(SLONG)b * DeltaTemp + (SLONG)a * DeltaTemp * DeltaTemp / 1000;
  590. //
  591. // sensitive = 10000 + g / 100;
  592. //
  593. // return sensitive;
  594. //
  595. //}
  596. /*************************************************************************
  597. Local Functions (N/A)
  598. *************************************************************************/
  599. /*************************************************************************
  600. End of this File (EOF)!
  601. Do not put anything after this part!
  602. *************************************************************************/