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. /******************************
  24. *
  25. * static Parameter
  26. *
  27. ******************************/
  28. TORQUESENSOR_COF torsensor_stTorSensorCof = TORQUESENSOR_COF_DEFAULT;
  29. static LPF_OUT scm_stTorSensorLpf;
  30. TORQUESENSOR_OUT torsensor_stTorSensorOut = TORQUESENSOR_OUT_DEFAULT;
  31. 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. 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. volatile SWORD TorqOffsetCof[TORQ_OFFSET_NUM-1]= {
  50. 0,0,0,0,0,0
  51. };
  52. 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. 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. volatile SLONG TorqSencitiveCof[TORQ_OFFSET_NUM-1]= {
  71. 0,0,0,0,0,0
  72. };
  73. /******************************
  74. *
  75. * Extern Parameter
  76. *
  77. ******************************/
  78. UWORD TorSensor_uwDMAReg = 0;
  79. POLY_COEF TorqSencitiveCoef = TORQUESENSITIVE_COF_DEFAULT;
  80. /***************************************************************
  81. Function: cadence_voFreGet;
  82. Description: cadence frequency get
  83. Call by: functions in main loop;
  84. Input Variables: N/A
  85. Output/Return Variables: N/A
  86. Subroutine Call: N/A;
  87. Reference: N/A
  88. ****************************************************************/
  89. void torsensor_voTorSensorCof(void)
  90. {
  91. ULONG ulLpfTm = 0;
  92. UWORD i = 0;
  93. // torsensor_stTorSensorCof.uwMaxSensorTorquePu = ((ULONG)TORQUE_MAX_RANGE << 14) / TORQUEBASE; // Q14
  94. torsensor_stTorSensorCof.uwMinSensorTorquePu = ((ULONG)TORQUE_MIN_RANGE << 14) / TORQUEBASE; // Q14
  95. torsensor_stTorSensorCof.uwMaxSensorVolOutputPu = ((ULONG)TORQUE_VOLTAGE_MAX_RANGE << 14 / VBASE);
  96. torsensor_stTorSensorCof.uwMinSensorVolOutputPu = ((ULONG)TORQUE_VOLTAGE_MIN_RANGE << 14 / VBASE);
  97. torsensor_stTorSensorCof.uwTorSensorLPFFrq = TORQUE_SENSOR_LPF_FRQ;
  98. torsensor_stTorSensorCof.uwTorVolLPFDisFrq = TORQUE_LPF_DISCRETEHZ;
  99. if(torsensor_stTorSensorCof.uwTorqueOffsetConfirmFlg == FALSE)
  100. {
  101. #if (TORSENSOR_USEMOL == TORSENSOR_USEDEFAULT)
  102. torsensor_stTorSensorCof.uwTorqueOffset = TORQUE_VOLTAGE_MIN_RANGE * 4096 / 3300;
  103. #elif (TORSENSOR_USEMOL == TORSENSOR_USEEE)
  104. torsensor_stTorSensorCof.uwTorqueOffsetPowerUp = hw_uwADC0[7];
  105. //torsensor_stTorSensorCof.uwTorqueOffsetPowerUp = PowerUpOffset;
  106. if(torsensor_stTorSensorCof.uwTorqueOffsetNow1 != 0 && torsensor_stTorSensorCof.uwTorqueOffsetNow2 != 0
  107. && torsensor_stTorSensorCof.uwTorqueOffsetNow3 != 0 && torsensor_stTorSensorCof.uwTorqueOffsetNow4 != 0)
  108. {
  109. torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg = TRUE;
  110. }
  111. if(torsensor_stTorSensorCof.uwTorqueOffsetOrign == 0 && torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg == 0)
  112. {
  113. torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  114. torsensor_stTorSensorCof.uwTorqueOffsetOrign = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  115. cp_stFlg.ParaSaveEEFlg = TRUE;
  116. cp_stFlg.ParaUpdateFlg = TRUE;
  117. //cp_stFlg.ParaSensorInfoUpdateFlg = TRUE;
  118. //cp_stFlg.ParaAssistUpdateFinishFlg = TRUE;
  119. MC_UpcInfo.stSensorInfo.uwSaveFlg = TRUE;
  120. }
  121. else
  122. {
  123. SWORD AverageOffset = 0;
  124. // AverageOffset = ((SLONG)torsensor_stTorSensorCof.uwTorqueOffsetNow1 + torsensor_stTorSensorCof.uwTorqueOffsetNow2 +
  125. // torsensor_stTorSensorCof.uwTorqueOffsetNow3 + torsensor_stTorSensorCof.uwTorqueOffsetNow4)>>2;
  126. // if( ((SWORD)torsensor_stTorSensorCof.uwTorqueOffsetPowerUp - torsensor_stTorSensorCof.uwTorqueOffsetOrign) > 200 )
  127. // {
  128. // }
  129. // else
  130. // {
  131. // torsensor_stTorSensorCof.uwTorqueOffsetNow1 = torsensor_stTorSensorCof.uwTorqueOffsetNow2;
  132. // torsensor_stTorSensorCof.uwTorqueOffsetNow2 = torsensor_stTorSensorCof.uwTorqueOffsetNow3;
  133. // torsensor_stTorSensorCof.uwTorqueOffsetNow3 = torsensor_stTorSensorCof.uwTorqueOffsetNow4;
  134. // torsensor_stTorSensorCof.uwTorqueOffsetNow4 = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  135. //
  136. // cp_stFlg.ParaSaveEEFlg = TRUE;
  137. // cp_stFlg.ParaUpdateFlg = TRUE;
  138. // //cp_stFlg.ParaSensorInfoUpdateFlg = TRUE;
  139. // //cp_stFlg.ParaAssistUpdateFinishFlg = TRUE;
  140. // MC_UpcInfo.stSensorInfo.uwSaveFlg = TRUE;
  141. // }
  142. //
  143. // if( torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg == TRUE )
  144. // {
  145. // if((AverageOffset - torsensor_stTorSensorCof.uwTorqueOffsetOrign)>400 || (AverageOffset - torsensor_stTorSensorCof.uwTorqueOffsetOrign)<-400)
  146. // {
  147. // torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetOrign;
  148. // }
  149. // else
  150. // {
  151. // torsensor_stTorSensorCof.uwTorqueOffset = AverageOffset;
  152. // }
  153. // }
  154. // else
  155. // {
  156. // torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetOrign;
  157. // }
  158. /* Compare with AvgOffset */
  159. if(torsensor_stTorSensorCof.uwTorqueNowAllHasValueFlg == TRUE)
  160. {
  161. AverageOffset = ((SLONG)torsensor_stTorSensorCof.uwTorqueOffsetNow1 + torsensor_stTorSensorCof.uwTorqueOffsetNow2 +
  162. torsensor_stTorSensorCof.uwTorqueOffsetNow3 + torsensor_stTorSensorCof.uwTorqueOffsetNow4)>>2;
  163. }
  164. else
  165. {
  166. AverageOffset = torsensor_stTorSensorCof.uwTorqueOffsetOrign;
  167. }
  168. if(abs((SWORD)torsensor_stTorSensorCof.uwTorqueOffsetPowerUp - AverageOffset) > 200)
  169. {
  170. torsensor_stTorSensorCof.uwTorqueOffset = AverageOffset;
  171. }
  172. else
  173. {
  174. torsensor_stTorSensorCof.uwTorqueOffsetNow1 = torsensor_stTorSensorCof.uwTorqueOffsetNow2;
  175. torsensor_stTorSensorCof.uwTorqueOffsetNow2 = torsensor_stTorSensorCof.uwTorqueOffsetNow3;
  176. torsensor_stTorSensorCof.uwTorqueOffsetNow3 = torsensor_stTorSensorCof.uwTorqueOffsetNow4;
  177. torsensor_stTorSensorCof.uwTorqueOffsetNow4 = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  178. cp_stFlg.ParaSaveEEFlg = TRUE;
  179. cp_stFlg.ParaUpdateFlg = TRUE;
  180. //cp_stFlg.ParaSensorInfoUpdateFlg = TRUE;
  181. //cp_stFlg.ParaAssistUpdateFinishFlg = TRUE;
  182. MC_UpcInfo.stSensorInfo.uwSaveFlg = TRUE;
  183. torsensor_stTorSensorCof.uwTorqueOffset = torsensor_stTorSensorCof.uwTorqueOffsetPowerUp;
  184. }
  185. }
  186. #endif
  187. torsensor_stTorSensorCof.uwTorqueOffsetConfirmFlg = TRUE;
  188. }
  189. torsensor_stTorSensorCof.uwSensorVolPerTorqDefault = TORQUE_VOLTAGE_PER_NM;
  190. torsensor_stTorSensorCof.uwSensorVolPerTorq1 =
  191. (((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep1ADC - torsensor_stTorSensorCof.uwTorqueOffset)) >> 12) *10 *10/
  192. (torsensor_stTorSensorCof.uwBikeTorStep1RealNm - 0);
  193. torsensor_stTorSensorCof.uwSensorVolPerTorq2 =
  194. (((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep2ADC - torsensor_stTorSensorCof.uwBikeTorStep1ADC)) >> 12) *10 *10/
  195. (torsensor_stTorSensorCof.uwBikeTorStep2RealNm - torsensor_stTorSensorCof.uwBikeTorStep1RealNm);
  196. torsensor_stTorSensorCof.uwSensorVolPerTorq3 =
  197. (((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep3ADC - torsensor_stTorSensorCof.uwBikeTorStep2ADC)) >> 12) *10 *10/
  198. (torsensor_stTorSensorCof.uwBikeTorStep3RealNm - torsensor_stTorSensorCof.uwBikeTorStep2RealNm);
  199. torsensor_stTorSensorCof.uwSensorVolPerTorq4 =
  200. (((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep4ADC - torsensor_stTorSensorCof.uwBikeTorStep3ADC)) >> 12) *10*10 /
  201. (torsensor_stTorSensorCof.uwBikeTorStep4RealNm - torsensor_stTorSensorCof.uwBikeTorStep3RealNm);
  202. torsensor_stTorSensorCof.uwTorqueReg2PuDefault = (((SQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  203. torsensor_stTorSensorCof.uwSensorVolPerTorqDefault / TORQUEBASE *
  204. 10; // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  205. torsensor_stTorSensorCof.uwTorqueReg2Pu1 = (((SQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  206. torsensor_stTorSensorCof.uwSensorVolPerTorq1 / TORQUEBASE *
  207. 10*10; // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  208. torsensor_stTorSensorCof.uwTorqueReg2Pu2 = (((SQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  209. torsensor_stTorSensorCof.uwSensorVolPerTorq2 / TORQUEBASE *
  210. 10*10; // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  211. torsensor_stTorSensorCof.uwTorqueReg2Pu3 = (((SQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  212. torsensor_stTorSensorCof.uwSensorVolPerTorq3 / TORQUEBASE *
  213. 10*10; // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  214. torsensor_stTorSensorCof.uwTorqueReg2Pu4 = (((SQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  215. torsensor_stTorSensorCof.uwSensorVolPerTorq4 / TORQUEBASE *
  216. 10*10; // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  217. torsensor_stTorSensorCof.uwBikeTorStep1NmPu = ((ULONG)torsensor_stTorSensorCof.uwBikeTorStep1RealNm << 14)/TORQUEBASE;
  218. torsensor_stTorSensorCof.uwBikeTorStep2NmPu = ((ULONG)torsensor_stTorSensorCof.uwBikeTorStep2RealNm << 14)/TORQUEBASE;
  219. torsensor_stTorSensorCof.uwBikeTorStep3NmPu = ((ULONG)torsensor_stTorSensorCof.uwBikeTorStep3RealNm << 14)/TORQUEBASE;
  220. torsensor_stTorSensorCof.uwBikeTorStep4NmPu = ((ULONG)torsensor_stTorSensorCof.uwBikeTorStep4RealNm << 14)/TORQUEBASE;
  221. /* Torque Sensor limit coef */
  222. ulLpfTm = 1000000 / torsensor_stTorSensorCof.uwTorSensorLPFFrq;
  223. mth_voLPFilterCoef(ulLpfTm, torsensor_stTorSensorCof.uwTorVolLPFDisFrq, &scm_stTorSensorLpf.uwKx);
  224. // for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  225. // {
  226. // TorqOffsetCof[i] = (((SLONG)TorqOffsetReg[i+1] - (SLONG)TorqOffsetReg[i]) << 12) /(TorqOffsetTemp[i+1] - TorqOffsetTemp[i]); //Q12
  227. // }
  228. //
  229. // for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  230. // {
  231. // TorqSencitiveCof[i] = (((SLONG)TorqSencitiveReg[i+1] - (SLONG)TorqSencitiveReg[i]) << 10) /(TorqSencitiveTemp[i+1] - TorqSencitiveTemp[i]); //Q10
  232. // }
  233. }
  234. /***************************************************************
  235. Function: torsensor_voTorSensorInit;
  236. Description: Torque initialization
  237. Call by: functions in main loop;
  238. Input Variables: N/A
  239. Output/Return Variables: N/A
  240. Subroutine Call: N/A;
  241. Reference: N/A
  242. ****************************************************************/
  243. LPF_OUT tst_dynOffsetLpf;
  244. UWORD tsttorqCadCnt,tsttorqMin=4096,tstdynOffset;
  245. void torsensor_voTorSensorInit(void)
  246. {
  247. torsensor_stTorSensorOut.uwTorqueReg = 0;
  248. torsensor_stTorSensorOut.uwTorquePu = 0;
  249. torsensor_stTorSensorOut.uwTorqueLPFPu = 0;
  250. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  251. torsensor_stTorSensorOut.blTorqueCaliFlg = FALSE;
  252. torsensor_stTorSensorOut.blTorqueErrorFlg = FALSE;
  253. mth_voLPFilterCoef(1000000 / 1, EVENT_1MS_HZ, &tst_dynOffsetLpf.uwKx); //25Hz
  254. tstdynOffset= hw_uwADC0[7];
  255. tst_dynOffsetLpf.slY.sw.hi = hw_uwADC0[7];
  256. /* Torque Sensor limit coef */
  257. }
  258. /*************************************************************************
  259. Local Functions (N/A)
  260. *************************************************************************/
  261. BOOL tstDynCalibflg= TRUE;
  262. UWORD tstTorqOffset,tstSensitiveset,TorqValue,TorqValuePu, TorqReg;
  263. SWORD tstTorqTemp,tstTorqTemp111,tstSencitiveOrig;
  264. void torsensor_voCadenceCnt(void)
  265. {
  266. if (((cadence_stFreGetCof.uwNumbersPulses>>1)-1) != tsttorqCadCnt)
  267. {
  268. tsttorqCadCnt++;
  269. }
  270. else
  271. {
  272. tsttorqCadCnt = 0;
  273. tsttorqMin = 4096;
  274. }
  275. }
  276. void torsensor_voDynamicOffset(void)
  277. {
  278. if(cadence_stFreGetOut.uwLPFFrequencyPu != 0)
  279. {
  280. tstDynCalibflg = TRUE;
  281. if(tsttorqMin > hw_uwADC0[7])
  282. {
  283. tsttorqMin = hw_uwADC0[7];
  284. }
  285. if(tsttorqCadCnt == ((cadence_stFreGetCof.uwNumbersPulses>>1) -1))
  286. {
  287. tstdynOffset = tsttorqMin;
  288. }
  289. }
  290. else
  291. {
  292. if( tstDynCalibflg == TRUE && TorqValuePu <= 500)
  293. {
  294. tstdynOffset = hw_uwADC0[7];
  295. tstDynCalibflg = FALSE;
  296. }
  297. }
  298. mth_voLPFilter(tstdynOffset, &tst_dynOffsetLpf);
  299. }
  300. void torsensor_voTorADCwithTemp(void)
  301. {
  302. tstTorqTemp = temp_swTorqTempCal(hw_uwADC0[4]); // 0.1 C
  303. // tstTorqOffset = torsensor_uwTorqOffsetCal(tstTorqTemp); // Torque AD
  304. tstTorqOffset= tst_dynOffsetLpf.slY.sw.hi;// 1478; //tstdynOffset;
  305. tstSensitiveset = torsensor_uwTorqSencitiveCal(tstTorqTemp/10, 250); //Q12
  306. torsensor_stTorSensorOut.uwTorqueReg = hw_uwADC0[7];
  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. if (TorqReg <= torsensor_stTorSensorCof.uwTorqueOffset)
  316. {
  317. TorqValuePu = 0;
  318. }
  319. else if (TorqReg <= torsensor_stTorSensorCof.uwBikeTorStep1ADC)
  320. {
  321. TorqValuePu = 0 +
  322. ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwTorqueOffset)) *
  323. torsensor_stTorSensorCof.uwTorqueReg2Pu1) >>
  324. 10); // Q14
  325. }
  326. else if (TorqReg <= torsensor_stTorSensorCof.uwBikeTorStep2ADC)
  327. {
  328. TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep1NmPu +
  329. ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwBikeTorStep1ADC)) *
  330. torsensor_stTorSensorCof.uwTorqueReg2Pu2) >>
  331. 10); // Q14
  332. }
  333. else if (TorqReg <= torsensor_stTorSensorCof.uwBikeTorStep3ADC)
  334. {
  335. TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep2NmPu +
  336. ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwBikeTorStep2ADC)) *
  337. torsensor_stTorSensorCof.uwTorqueReg2Pu3) >>
  338. 10); // Q14
  339. }
  340. else if (TorqReg<= torsensor_stTorSensorCof.uwBikeTorStep4ADC)
  341. {
  342. TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep3NmPu +
  343. ((((SQWORD)abs((SWORD)(TorqReg) - torsensor_stTorSensorCof.uwBikeTorStep3ADC)) *
  344. torsensor_stTorSensorCof.uwTorqueReg2Pu4) >>
  345. 10); // Q14
  346. }
  347. else
  348. {
  349. TorqValuePu = torsensor_stTorSensorCof.uwBikeTorStep4NmPu;
  350. }
  351. torsensor_stTorSensorOut.uwTorquePu=TorqValuePu;
  352. mth_voLPFilter(torsensor_stTorSensorOut.uwTorquePu, &scm_stTorSensorLpf);
  353. torsensor_stTorSensorOut.uwTorqueLPFPu = scm_stTorSensorLpf.slY.sw.hi;
  354. TorqValue = (ULONG)TorqValuePu * TORQUEBASE >> 14;
  355. //TorqValue = ((torsensor_stTorSensorOut.uwTorqueReg - tstTorqOffset) << 12 )/tstSencitiveset;
  356. }
  357. /***************************************************************
  358. Function:
  359. Description:
  360. Call by:
  361. Input Variables: N/A
  362. Output/Return Variables: N/A
  363. Subroutine Call: N/A
  364. Reference: N/A
  365. ****************************************************************/
  366. UWORD tor_pvt_uwOffsetTarget = 0;
  367. UWORD tor_pvt_uwOffsetMax = 0,tor_pvt_uwOffsetMin = 4096;
  368. ULONG tor_pvt_ulCnt = 0;
  369. void torsensor_voOffsetUpdate(void)
  370. {
  371. SWORD swTorDelta;
  372. if(0 == (++tor_pvt_ulCnt % TORQUE_1S_1MSCNT))
  373. {
  374. swTorDelta = tor_pvt_uwOffsetMax - tor_pvt_uwOffsetMin;
  375. if(swTorDelta > 40)
  376. {
  377. tor_pvt_ulCnt = 0;
  378. }
  379. tor_pvt_uwOffsetMax = 0;
  380. tor_pvt_uwOffsetMin = 4096;
  381. }
  382. else
  383. {
  384. if(tor_pvt_uwOffsetMin > torsensor_stTorSensorOut.uwTorqueReg)
  385. {
  386. tor_pvt_uwOffsetMin = torsensor_stTorSensorOut.uwTorqueReg;
  387. }
  388. if(tor_pvt_uwOffsetMax < torsensor_stTorSensorOut.uwTorqueReg)
  389. {
  390. tor_pvt_uwOffsetMax = torsensor_stTorSensorOut.uwTorqueReg;
  391. }
  392. }
  393. if(tor_pvt_ulCnt > TORQUE_90S_1MSCNT)
  394. {
  395. swTorDelta = tor_pvt_uwOffsetMax - tor_pvt_uwOffsetMin;
  396. if(swTorDelta < 40)
  397. {
  398. tor_pvt_uwOffsetTarget = (tor_pvt_uwOffsetMax + tor_pvt_uwOffsetMin) >> 1;
  399. if(torsensor_stTorSensorCof.uwTorqueOffset < tor_pvt_uwOffsetTarget - 20)
  400. {
  401. torsensor_stTorSensorCof.uwTorqueOffset += 20;
  402. }
  403. else if (torsensor_stTorSensorCof.uwTorqueOffset > tor_pvt_uwOffsetTarget + 20)
  404. {
  405. torsensor_stTorSensorCof.uwTorqueOffset -= 20;
  406. }
  407. else
  408. {
  409. torsensor_stTorSensorCof.uwTorqueOffset = tor_pvt_uwOffsetTarget;
  410. }
  411. torsensor_stTorSensorCof.uwSensorVolPerTorq1 =
  412. (((ULONG)3300 * (torsensor_stTorSensorCof.uwBikeTorStep1ADC - torsensor_stTorSensorCof.uwTorqueOffset)) >> 12) *10 *10/
  413. (torsensor_stTorSensorCof.uwBikeTorStep1RealNm - 0);
  414. torsensor_stTorSensorCof.uwTorqueReg2Pu1 = (((SQWORD)33 << 24) / 10) / (1 << ADC_RESOLUTION_BIT) / TORQUE_VOLTAGE_SEN2MCUGAIN * 100 * 1000 /
  415. torsensor_stTorSensorCof.uwSensorVolPerTorq1 / TORQUEBASE *
  416. 10*10; // 3.3/4096/harwaregain/VolPerNm/TorqueBase;
  417. }
  418. tor_pvt_ulCnt = 0;
  419. }
  420. }
  421. /***************************************************************
  422. Function:
  423. Description:
  424. Call by:
  425. Input Variables: N/A
  426. Output/Return Variables: N/A
  427. Subroutine Call: N/A
  428. Reference: N/A
  429. ****************************************************************/
  430. void torsensor_voTorADC(void) // need to match ADC_StartConversion(ADC1);
  431. {
  432. if (torsensor_stTorSensorOut.blTorqueErrorFlg == TRUE)
  433. {
  434. torsensor_stTorSensorOut.uwTorquePu = 0;
  435. torsensor_stTorSensorOut.uwTorqueReg = hw_uwADC0[7];
  436. if (torsensor_stTorSensorOut.uwTorqueReg < 4000 && torsensor_stTorSensorOut.uwTorqueReg > 10) // output 0mv - 3000mv
  437. {
  438. torsensor_stTorSensorOut.uwTorqueErrorCnt++;
  439. if (torsensor_stTorSensorOut.uwTorqueErrorCnt > 1000)
  440. {
  441. torsensor_stTorSensorOut.blTorqueErrorFlg = FALSE;
  442. torsensor_voTorSensorInit();
  443. }
  444. }
  445. else
  446. {
  447. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  448. }
  449. }
  450. else
  451. {
  452. torsensor_stTorSensorOut.uwTorqueReg = hw_uwADC0[7]; // TorSensor_uwDMAReg;
  453. #if (TORSENSOR_USEMOL == TORSENSOR_USEDEFAULT)
  454. torsensor_stTorSensorOut.uwTorquePu =
  455. (((SQWORD)abs((SWORD)(torsensor_stTorSensorOut.uwTorqueReg) - torsensor_stTorSensorCof.uwTorqueOffset)) *
  456. torsensor_stTorSensorCof.uwTorqueReg2PuDefault) >>
  457. 10; // Q14
  458. #elif (TORSENSOR_USEMOL == TORSENSOR_USEEE)
  459. if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwTorqueOffset)
  460. {
  461. torsensor_stTorSensorOut.uwTorquePu = 0;
  462. }
  463. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep1ADC)
  464. {
  465. torsensor_stTorSensorOut.uwTorquePu = 0 +
  466. ((((SQWORD)abs((SWORD)(torsensor_stTorSensorOut.uwTorqueReg) - torsensor_stTorSensorCof.uwTorqueOffset)) *
  467. torsensor_stTorSensorCof.uwTorqueReg2Pu1) >>
  468. 10); // Q14
  469. }
  470. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep2ADC)
  471. {
  472. torsensor_stTorSensorOut.uwTorquePu = torsensor_stTorSensorCof.uwBikeTorStep1NmPu +
  473. ((((SQWORD)abs((SWORD)(torsensor_stTorSensorOut.uwTorqueReg) - torsensor_stTorSensorCof.uwBikeTorStep1ADC)) *
  474. torsensor_stTorSensorCof.uwTorqueReg2Pu2) >>
  475. 10); // Q14
  476. }
  477. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep3ADC)
  478. {
  479. torsensor_stTorSensorOut.uwTorquePu = torsensor_stTorSensorCof.uwBikeTorStep2NmPu +
  480. ((((SQWORD)abs((SWORD)(torsensor_stTorSensorOut.uwTorqueReg) - torsensor_stTorSensorCof.uwBikeTorStep2ADC)) *
  481. torsensor_stTorSensorCof.uwTorqueReg2Pu3) >>
  482. 10); // Q14
  483. }
  484. else if (torsensor_stTorSensorOut.uwTorqueReg <= torsensor_stTorSensorCof.uwBikeTorStep4ADC)
  485. {
  486. torsensor_stTorSensorOut.uwTorquePu = torsensor_stTorSensorCof.uwBikeTorStep3NmPu +
  487. ((((SQWORD)abs((SWORD)(torsensor_stTorSensorOut.uwTorqueReg) - torsensor_stTorSensorCof.uwBikeTorStep3ADC)) *
  488. torsensor_stTorSensorCof.uwTorqueReg2Pu4) >>
  489. 10); // Q14
  490. }
  491. else
  492. {
  493. torsensor_stTorSensorOut.uwTorquePu = torsensor_stTorSensorCof.uwBikeTorStep4NmPu;
  494. }
  495. #endif
  496. mth_voLPFilter(torsensor_stTorSensorOut.uwTorquePu, &scm_stTorSensorLpf);
  497. torsensor_stTorSensorOut.uwTorqueLPFPu = scm_stTorSensorLpf.slY.sw.hi;
  498. torsensor_stTorSensorOut.uwTorquePercent =
  499. (((ULONG)torsensor_stTorSensorOut.uwTorqueLPFPu) << 14) /
  500. (torsensor_stTorSensorCof.uwMaxSensorTorquePu - torsensor_stTorSensorCof.uwMinSensorTorquePu); // Q15
  501. if (torsensor_stTorSensorOut.uwTorqueReg > 4000 || torsensor_stTorSensorOut.uwTorqueReg < 10) // output 0mv - 3000mv
  502. {
  503. torsensor_stTorSensorOut.uwTorqueErrorCnt++;
  504. if (torsensor_stTorSensorOut.uwTorqueErrorCnt > 5000)
  505. {
  506. torsensor_stTorSensorOut.blTorqueErrorFlg = TRUE;
  507. torsensor_stTorSensorOut.uwTorquePu = 0;
  508. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  509. torsensor_stTorSensorOut.uwTorqueLPFPu = 0;
  510. cp_stHistoryPara.uwTorSensorAlamTimes++;
  511. }
  512. }
  513. else
  514. {
  515. torsensor_stTorSensorOut.uwTorqueErrorCnt = 0;
  516. }
  517. }
  518. }
  519. /***************************************************************
  520. Function:
  521. Description:
  522. Call by:
  523. Input Variables: N/A
  524. Output/Return Variables: N/A
  525. Subroutine Call: N/A
  526. Reference: N/A
  527. ****************************************************************/
  528. //UWORD torsensor_uwTorqOffsetCal(SWORD Temp)
  529. //{
  530. // UWORD Offset = 0, i = 0;
  531. //
  532. // if(Temp < TorqOffsetTemp[0])
  533. // {
  534. // Offset = TorqOffsetReg[0];
  535. // }
  536. // else if(Temp >= TorqOffsetTemp[TORQ_OFFSET_NUM - 1])
  537. // {
  538. // Offset = TorqOffsetReg[TORQ_OFFSET_NUM - 1];
  539. // }
  540. // else
  541. // {
  542. // for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  543. // {
  544. // if(Temp >= TorqOffsetTemp[i] && Temp < TorqOffsetTemp[i+1])
  545. // {
  546. // Offset = TorqOffsetReg[i] + (TorqOffsetCof[i] * (Temp - TorqOffsetTemp[i]) >> 12);
  547. // break;
  548. // }
  549. // }
  550. // }
  551. //
  552. // return Offset;
  553. //}
  554. UWORD torsensor_uwTorqSencitiveCal(SWORD Temp, SWORD T0)
  555. {
  556. // UWORD Sencitive = 0, i = 0;
  557. //
  558. // if(Temp < TorqSencitiveTemp[0])
  559. // {
  560. // Sencitive = TorqSencitiveReg[0];
  561. // }
  562. // else if(Temp >= TorqSencitiveTemp[TORQ_OFFSET_NUM - 1])
  563. // {
  564. // Sencitive = TorqSencitiveReg[TORQ_OFFSET_NUM - 1];
  565. // }
  566. // else
  567. // {
  568. // for (i = 0; i < (TORQ_OFFSET_NUM - 1); i++)
  569. // {
  570. // if(Temp >= TorqSencitiveTemp[i] && Temp < TorqSencitiveTemp[i+1])
  571. // {
  572. // Sencitive = TorqSencitiveReg[i] + (TorqSencitiveCof[i] * (Temp - TorqSencitiveTemp[i]) >> 10); // Q10
  573. // break;
  574. // }
  575. // }
  576. // }
  577. //
  578. // return Sencitive;
  579. UWORD a = 108, b = 939, sensitive = 0; //a=0.00010846, b= 0.93899723
  580. SWORD DeltaTemp = 0;
  581. SLONG g = 0;
  582. DeltaTemp = Temp - T0; //unit: 0.1 C
  583. g =(SLONG)b * DeltaTemp + (SLONG)a * DeltaTemp * DeltaTemp / 1000;
  584. sensitive = 10000 + g / 100;
  585. return sensitive;
  586. }
  587. /*************************************************************************
  588. Local Functions (N/A)
  589. *************************************************************************/
  590. /*************************************************************************
  591. End of this File (EOF)!
  592. Do not put anything after this part!
  593. *************************************************************************/