motor.c 20 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879
  1. #include "foc/motor/motor.h"
  2. #include "foc/motor/current.h"
  3. #include "foc/foc_config.h"
  4. #include "foc/mc_error.h"
  5. #include "foc/samples.h"
  6. #include "math/fast_math.h"
  7. #include "bsp/timer_count32.h"
  8. #include "libs/time_measure.h"
  9. #include "bsp/delay.h"
  10. #include "bsp/bsp.h"
  11. #include "bsp/adc.h"
  12. #include "bsp/pwm.h"
  13. #include "bsp/fan_pwm.h"
  14. #include "foc/commands.h"
  15. #include "libs/logger.h"
  16. #include "bsp/sched_timer.h"
  17. #include "foc/core/e_ctrl.h"
  18. #include "foc/samples.h"
  19. #include "foc/motor/motor_param.h"
  20. #include "foc/core/torque.h"
  21. #include "app/nv_storage.h"
  22. #include "foc/core/torque.h"
  23. #include "foc/limit.h"
  24. static bool mc_is_hwbrake(void);
  25. static bool mc_is_gpio_mlock(void);
  26. static void _pwm_brake_prot_timer_handler(shark_timer_t *);
  27. static shark_timer_t _brake_prot_timer = TIMER_INIT(_brake_prot_timer, _pwm_brake_prot_timer_handler);
  28. static void _autohold_beep_timer_handler(shark_timer_t *);
  29. static shark_timer_t _autohold_beep_timer = TIMER_INIT(_autohold_beep_timer, _autohold_beep_timer_handler);
  30. static void _fan_det_timer_handler(shark_timer_t *);
  31. static shark_timer_t _fan_det_timer1 = TIMER_INIT(_fan_det_timer1, _fan_det_timer_handler);
  32. static shark_timer_t _fan_det_timer2 = TIMER_INIT(_fan_det_timer2, _fan_det_timer_handler);
  33. static motor_t motor = {
  34. .s_direction = POSITIVE,
  35. .n_gear = 0,
  36. .b_is96Mode = false,
  37. };
  38. static void MC_Check_MosVbusThrottle(void) {
  39. int count = 1000;
  40. float ibus_adc = 0;
  41. gpio_phase_u_detect(true);
  42. while(count-- > 0) {
  43. task_udelay(20);
  44. sample_uvw_phase();
  45. sample_throttle();
  46. sample_vbus();
  47. ibus_adc += adc_get_ibus();
  48. }
  49. sample_ibus_offset(ibus_adc/1000.0f);
  50. gpio_phase_u_detect(false);
  51. float abc[3];
  52. get_phase_vols(abc);
  53. int vbus_vol = get_vbus_int();
  54. if (abc[0] > vbus_vol/2 || abc[1] > vbus_vol/2 || abc[2] > vbus_vol/2) {
  55. mc_set_critical_error(FOC_CRIT_H_MOS_Err);
  56. }else if (abc[0] < 0.001f){
  57. mc_set_critical_error(FOC_CRIT_L_MOS_Err);
  58. }else if ((abc[0] > 0.5f) && (abc[1] < 0.001f || abc[2] < 0.001f)) {
  59. mc_set_critical_error(FOC_CRIT_Phase_Conn_Err);
  60. }
  61. sys_debug("phase vol %f, %f, %f\n", abc[0], abc[1], abc[2]);
  62. }
  63. static u32 _self_check_task(void *p) {
  64. if (ENC_Check_error()) {
  65. err_add_record(FOC_CRIT_Encoder_Err, 0);
  66. mc_set_critical_error(FOC_CRIT_Encoder_Err);
  67. }
  68. if (get_tick_ms() < 5000) { //启动后5s内检测锁电机线
  69. if (mc_is_gpio_mlock()) {
  70. mc_lock_motor(true);
  71. }
  72. }
  73. if (motor.b_lock_motor) {
  74. if (!mc_is_gpio_mlock()) {
  75. mc_lock_motor(false);
  76. }
  77. }
  78. if (fan_pwm_is_running()) {
  79. if ((get_delta_ms(motor.fan[0].start_ts) >= 5000) && (motor.fan[0].rpm == 0)) {
  80. mc_set_critical_error(FOC_CRIT_Fan1_Err);
  81. }else if (motor.fan[0].rpm > 0) {
  82. mc_clr_critical_error(FOC_CRIT_Fan1_Err);
  83. }
  84. if ((get_delta_ms(motor.fan[1].start_ts) >= 5000) && (motor.fan[1].rpm == 0)) {
  85. mc_set_critical_error(FOC_CRIT_Fan2_Err);
  86. }else if (motor.fan[1].rpm > 0) {
  87. mc_clr_critical_error(FOC_CRIT_Fan2_Err);
  88. }
  89. }
  90. return 5;
  91. }
  92. static void mc_detect_vbus_mode(void) {
  93. motor.b_is96Mode = get_vbus_int() >= CONFIG_96V_MODE_VOL;
  94. }
  95. static void _mc_internal_init(u8 mode, bool start) {
  96. motor.mode = mode;
  97. motor.throttle = 0;
  98. motor.b_start = start;
  99. motor.b_runStall = false;
  100. motor.runStall_time = 0;
  101. motor.b_epm = false;
  102. motor.b_epm_cmd_move = false;
  103. motor.epm_dir = EPM_Dir_None;
  104. motor.n_autohold_time = 0;
  105. motor.b_auto_hold = 0;
  106. motor.b_break = false;
  107. motor.b_wait_brk_release = false;
  108. }
  109. static void mc_gear_vmode_changed(void) {
  110. mc_gear_t *gears;
  111. if (motor.b_is96Mode) {
  112. gears = &nv_get_gear_configs()->gears_96[0];
  113. }else {
  114. gears = &nv_get_gear_configs()->gears_48[0];
  115. }
  116. PMSM_FOC_SpeedRampLimit(gears[motor.n_gear].u_maxRPM, 500, 500);
  117. PMSM_FOC_DCCurrLimit(gears[motor.n_gear].u_maxIdc);
  118. PMSM_FOC_PhaseCurrLim(gears[motor.n_gear].u_maxTorque);
  119. }
  120. void mc_init(void) {
  121. fan_pwm_init();
  122. adc_init();
  123. pwm_3phase_init();
  124. samples_init();
  125. motor_encoder_init();
  126. foc_command_init();
  127. torque_init();
  128. mc_detect_vbus_mode();
  129. PMSM_FOC_CoreInit();
  130. eCtrl_init(nv_get_foc_params()->n_acc_time, nv_get_foc_params()->n_dec_time);
  131. mc_gpio_init();
  132. limter_set_under_voltage(nv_get_foc_params()->s_minDCVol);
  133. MC_Check_MosVbusThrottle();
  134. sched_timer_enable(CONFIG_SPD_CTRL_US);
  135. shark_task_create(_self_check_task, NULL);
  136. pwm_up_enable(true);
  137. }
  138. motor_t * mc_params(void) {
  139. return &motor;
  140. }
  141. void mc_need_update(void) {
  142. motor.b_updated = true;
  143. }
  144. bool mc_unsafe_critical_error(void) {
  145. u32 err = motor.n_CritiCalErrMask & (~FOC_CRIT_Fan1_Err);
  146. err = err & (~FOC_CRIT_Fan2_Err);
  147. return (err != 0);
  148. }
  149. bool mc_start(u8 mode) {
  150. if (motor.b_start) {
  151. return true;
  152. }
  153. #ifdef CONFIG_DQ_STEP_RESPONSE
  154. mode = CTRL_MODE_CURRENT;
  155. #endif
  156. mc_detect_vbus_mode();
  157. if (motor.b_lock_motor) {
  158. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  159. return false;
  160. }
  161. MC_Check_MosVbusThrottle();
  162. if (mc_unsafe_critical_error()) {
  163. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  164. return false;
  165. }
  166. if (mode > CTRL_MODE_CURRENT) {
  167. PMSM_FOC_SetErrCode(FOC_Param_Err);
  168. return false;
  169. }
  170. if (motor_encoder_get_speed() > 10.0f) {
  171. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  172. return false;
  173. }
  174. if (!mc_throttle_released()) {
  175. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  176. return false;
  177. }
  178. pwm_up_enable(false);
  179. _mc_internal_init(mode, true);
  180. torque_reset();
  181. eCtrl_init(nv_get_foc_params()->n_acc_time, nv_get_foc_params()->n_dec_time);
  182. motor_encoder_start(true);
  183. PMSM_FOC_Start(mode);
  184. PMSM_FOC_RT_LimInit();
  185. pwm_turn_on_low_side();
  186. delay_ms(10);
  187. phase_current_offset_calibrate();
  188. pwm_start();
  189. delay_us(10); //wait for ebrake error
  190. if (mc_unsafe_critical_error()) {
  191. mc_stop();
  192. return false;
  193. }
  194. adc_start_convert();
  195. phase_current_calibrate_wait();
  196. if (phase_curr_offset_check()) {
  197. mc_set_critical_error(FOC_CRIT_CURR_OFF_Err);
  198. mc_stop();
  199. return false;
  200. }
  201. if (mc_is_hwbrake()) {
  202. PMSM_FOC_Brake(true);
  203. }
  204. gpio_beep(200);
  205. return true;
  206. }
  207. bool mc_stop(void) {
  208. if (!motor.b_start) {
  209. return true;
  210. }
  211. if (motor.b_lock_motor) {
  212. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  213. return false;
  214. }
  215. if (motor_encoder_get_speed() > 10.0f) {
  216. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  217. return false;
  218. }
  219. if (!mc_throttle_released()) {
  220. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  221. return false;
  222. }
  223. u32 mask = cpu_enter_critical();
  224. _mc_internal_init(CTRL_MODE_OPEN, false);
  225. adc_stop_convert();
  226. pwm_stop();
  227. PMSM_FOC_Stop();
  228. motor_encoder_start(false);
  229. pwm_up_enable(true);
  230. cpu_exit_critical(mask);
  231. return true;
  232. }
  233. bool mc_set_gear(u8 gear) {
  234. if (gear >= CONFIG_MAX_GEAR_NUM) {
  235. PMSM_FOC_SetErrCode(FOC_Param_Err);
  236. return false;
  237. }
  238. if (motor.n_gear != gear) {
  239. motor.n_gear = gear;
  240. u32 mask = cpu_enter_critical();
  241. mc_gear_vmode_changed();
  242. cpu_exit_critical(mask);
  243. }
  244. return true;
  245. }
  246. u8 mc_get_gear(void) {
  247. if (motor.n_gear == 3){
  248. return 0;
  249. }
  250. return motor.n_gear + 1;
  251. }
  252. bool mc_set_foc_mode(u8 mode) {
  253. if (mode == motor.mode) {
  254. return true;
  255. }
  256. if (!motor.b_start) {
  257. return false;
  258. }
  259. u32 mask = cpu_enter_critical();
  260. bool ret = false;
  261. if (PMSM_FOC_SetCtrlMode(mode)) {
  262. motor.mode = mode;
  263. if (mode == CTRL_MODE_OPEN || mode == CTRL_MODE_CURRENT) {
  264. PMSM_FOC_Start(motor.mode);
  265. pwm_enable_channel();
  266. }
  267. ret = true;
  268. }
  269. cpu_exit_critical(mask);
  270. return ret;
  271. }
  272. bool mc_start_epm(bool epm) {
  273. if (motor.b_epm == epm) {
  274. return true;
  275. }
  276. if (!motor.b_start) {
  277. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  278. return false;
  279. }
  280. if (PMSM_FOC_GetSpeed() != 0.0f) {
  281. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  282. return false;
  283. }
  284. if (!mc_throttle_released()) {
  285. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  286. return false;
  287. }
  288. u32 mask = cpu_enter_critical();
  289. motor.b_epm = epm;
  290. if (epm) {
  291. eCtrl_set_TgtSpeed(0);
  292. motor.mode = CTRL_MODE_SPD;
  293. PMSM_FOC_RT_PhaseCurrLim(nv_get_foc_params()->s_maxEpmPhaseCurrLim);
  294. PMSM_FOC_SetCtrlMode(CTRL_MODE_SPD);
  295. }else {
  296. motor.epm_dir = EPM_Dir_None;
  297. motor.mode = CTRL_MODE_TRQ;
  298. motor.b_epm_cmd_move = false;
  299. PMSM_FOC_SetCtrlMode(CTRL_MODE_TRQ);
  300. PMSM_FOC_RT_PhaseCurrLim(PMSM_FOC_GetPhaseCurrLim());
  301. }
  302. cpu_exit_critical(mask);
  303. return false;
  304. }
  305. bool mc_is_epm(void) {
  306. return motor.b_epm;
  307. }
  308. bool mc_is_start(void) {
  309. return (motor.b_start || PMSM_FOC_Is_Start());
  310. }
  311. bool mc_start_epm_move(EPM_Dir_t dir, bool is_command) {
  312. if (!motor.b_epm || !motor.b_start) {
  313. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  314. return false;
  315. }
  316. if ((dir == motor.epm_dir) && (is_command == motor.b_epm_cmd_move)) {
  317. return true;
  318. }
  319. u32 mask = cpu_enter_critical();
  320. motor.epm_dir = dir;
  321. if (dir != EPM_Dir_None) {
  322. motor.b_epm_cmd_move = is_command;
  323. if (!PMSM_FOC_Is_Start()) {
  324. PMSM_FOC_Start(motor.mode);
  325. pwm_enable_channel();
  326. }
  327. float rpm = nv_get_foc_params()->s_maxEpmRPM;
  328. if (dir == EPM_Dir_Back) {
  329. rpm = -rpm;
  330. }
  331. sys_debug("rpm %f\n", rpm);
  332. PMSM_FOC_Set_Speed(rpm);
  333. }else {
  334. motor.b_epm_cmd_move = false;
  335. PMSM_FOC_Set_Speed(0);
  336. }
  337. cpu_exit_critical(mask);
  338. return true;
  339. }
  340. void mc_set_fan_duty(u8 duty) {
  341. sys_debug("fan duty %d\n", duty);
  342. if (!fan_pwm_is_running() && duty > 0) {
  343. motor.fan[0].start_ts = get_tick_ms();
  344. motor.fan[1].start_ts = get_tick_ms();
  345. shark_timer_post(&_fan_det_timer1, 5000);
  346. shark_timer_post(&_fan_det_timer2, 5000);
  347. }else if (duty == 0) {
  348. shark_timer_cancel(&_fan_det_timer1);
  349. shark_timer_cancel(&_fan_det_timer2);
  350. }
  351. fan_set_duty(duty);
  352. }
  353. bool mc_command_epm_move(EPM_Dir_t dir) {
  354. return mc_start_epm_move(dir, true);
  355. }
  356. bool mc_throttle_epm_move(EPM_Dir_t dir) {
  357. return mc_start_epm_move(dir, false);
  358. }
  359. void mc_set_spd_torque(s32 target) {
  360. motor.b_ignor_throttle = true;
  361. motor.s_targetFix = target;
  362. }
  363. void mc_use_throttle(void) {
  364. motor.b_ignor_throttle = false;
  365. }
  366. void mc_get_running_status(u8 *data) {
  367. data[0] = motor.mode;
  368. data[0] |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  369. data[0] |= (motor.b_break?1:0) << 3;
  370. data[0] |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  371. data[0] |= (motor.b_start?1:0) << 5;
  372. data[0] |= (mc_is_epm()?1:0) << 6;
  373. data[0] |= (motor.b_lock_motor) << 7; //motor locked
  374. }
  375. void mc_encoder_off_calibrate(s16 vd) {
  376. if (motor.b_start) {
  377. return;
  378. }
  379. motor.b_calibrate = true;
  380. pwm_up_enable(false);
  381. pwm_turn_on_low_side();
  382. task_udelay(500);
  383. PMSM_FOC_Start(CTRL_MODE_OPEN);
  384. phase_current_offset_calibrate();
  385. pwm_start();
  386. adc_start_convert();
  387. phase_current_calibrate_wait();
  388. PMSM_FOC_Set_Angle(0);
  389. PMSM_FOC_SetOpenVdq(vd, 0);
  390. delay_ms(2000);
  391. motor_encoder_set_direction(POSITIVE);
  392. for (int i = 0; i < 200; i++) {
  393. for (float angle = 0; angle < 360; angle++) {
  394. PMSM_FOC_Set_Angle(angle);
  395. delay_ms(1);
  396. if (i > 20) {
  397. motor_encoder_offset(angle);
  398. }
  399. }
  400. wdog_reload();
  401. if (motor_encoder_offset_is_finish()) {
  402. break;
  403. }
  404. }
  405. motor_encoder_set_direction(NEGATIVE);
  406. delay_ms(100);
  407. for (int i = 0; i < 200; i++) {
  408. for (float angle = 360; angle > 0; angle--) {
  409. PMSM_FOC_Set_Angle(angle);
  410. delay_ms(1);
  411. if (i > 10) {
  412. motor_encoder_offset(angle);
  413. }
  414. }
  415. wdog_reload();
  416. if (motor_encoder_offset_is_finish()) {
  417. break;
  418. }
  419. }
  420. delay_ms(500);
  421. PMSM_FOC_SetOpenVdq(0, 0);
  422. delay_ms(500);
  423. wdog_reload();
  424. adc_stop_convert();
  425. pwm_stop();
  426. PMSM_FOC_Stop();
  427. pwm_up_enable(true);
  428. motor_encoder_data_upload();
  429. motor.b_calibrate = false;
  430. }
  431. bool mc_encoder_zero_calibrate(s16 vd) {
  432. if (PMSM_FOC_Is_Start()) {
  433. return false;
  434. }
  435. motor.b_calibrate = true;
  436. pwm_turn_on_low_side();
  437. task_udelay(500);
  438. PMSM_FOC_Start(CTRL_MODE_OPEN);
  439. phase_current_offset_calibrate();
  440. pwm_start();
  441. adc_start_convert();
  442. phase_current_calibrate_wait();
  443. PMSM_FOC_Set_Angle(0);
  444. PMSM_FOC_SetOpenVdq(vd, 0);
  445. delay_ms(2000);
  446. float phase = motor_encoder_zero_phase_detect();
  447. delay_ms(500);
  448. PMSM_FOC_SetOpenVdq(0, 0);
  449. delay_ms(500);
  450. adc_stop_convert();
  451. pwm_stop();
  452. PMSM_FOC_Stop();
  453. motor.b_calibrate = false;
  454. if (phase != INVALID_ANGLE) {
  455. nv_save_angle_offset(phase);
  456. return true;
  457. }
  458. return false;
  459. }
  460. bool mc_current_sensor_calibrate(float current) {
  461. if (!mc_start(CTRL_MODE_OPEN)) {
  462. return false;
  463. }
  464. phase_current_sensor_start_calibrate(current);
  465. phase_current_calibrate_wait();
  466. return true;
  467. }
  468. bool mc_lock_motor(bool lock) {
  469. if (motor.b_lock_motor == lock) {
  470. return true;
  471. }
  472. int ret = true;
  473. u32 mask = cpu_enter_critical();
  474. if (motor.b_start) {
  475. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  476. ret = false;
  477. goto ml_ex_cri;
  478. }
  479. if (lock && (PMSM_FOC_GetSpeed() > 10)) {
  480. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  481. ret = false;
  482. goto ml_ex_cri;
  483. }
  484. motor.b_lock_motor = lock;
  485. if (lock) {
  486. pwm_start();
  487. pwm_update_duty(FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2);
  488. pwm_enable_channel();
  489. }else {
  490. pwm_stop();
  491. }
  492. ml_ex_cri:
  493. cpu_exit_critical(mask);
  494. return ret;
  495. }
  496. bool mc_auto_hold(bool hold) {
  497. if (motor.b_auto_hold == hold) {
  498. return true;
  499. }
  500. if (nv_get_foc_params()->n_autoHold == 0) {
  501. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  502. return false;
  503. }
  504. if (!motor.b_start) {
  505. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  506. return false;
  507. }
  508. if (hold && !mc_throttle_released()) {
  509. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  510. return false;
  511. }
  512. u32 mask = cpu_enter_critical();
  513. motor.b_auto_hold = hold;
  514. if (!PMSM_FOC_Is_Start()) {
  515. PMSM_FOC_Start(motor.mode);
  516. PMSM_FOC_AutoHold(hold);
  517. pwm_enable_channel();
  518. }else {
  519. PMSM_FOC_AutoHold(hold);
  520. }
  521. cpu_exit_critical(mask);
  522. return true;
  523. }
  524. void mc_set_critical_error(u8 err) {
  525. motor.n_CritiCalErrMask |= (1u << err);
  526. }
  527. void mc_clr_critical_error(u8 err) {
  528. motor.n_CritiCalErrMask &= ~(1u << err);
  529. }
  530. u32 mc_get_critical_error(void) {
  531. return motor.n_CritiCalErrMask;
  532. }
  533. bool mc_throttle_released(void) {
  534. return get_throttle_float() <= nv_get_foc_params()->n_minThroVol;
  535. }
  536. static bool mc_is_gpio_mlock(void) {
  537. int count = 50;
  538. int settimes = 0;
  539. while(count-- > 0) {
  540. bool b1 = gpio_motor_locked();
  541. if (b1) {
  542. settimes ++;
  543. }
  544. delay_us(1);
  545. }
  546. if (settimes == 0) {
  547. return false;
  548. }else if (settimes == 50) {
  549. return true;
  550. }
  551. //有干扰,do nothing
  552. return false;
  553. }
  554. static bool mc_is_hwbrake(void) {
  555. int count = 50;
  556. int settimes = 0;
  557. while(count-- > 0) {
  558. bool b1 = mc_get_gpio_brake() && mc_get_gpio_brake1();
  559. if (b1) {
  560. settimes ++;
  561. }
  562. delay_us(1);
  563. }
  564. if (settimes == 0) {
  565. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  566. return true;
  567. #else
  568. return false;
  569. #endif
  570. }else if (settimes == 50) {
  571. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  572. return false;
  573. #else
  574. return true;
  575. #endif
  576. }
  577. //有干扰,do nothing
  578. motor.n_brake_errors++;
  579. return false;
  580. }
  581. static void _fan_det_timer_handler(shark_timer_t *t) {
  582. if (t == &_fan_det_timer1) {
  583. motor.fan[0].rpm = 0;
  584. motor.fan[0].det_ts = 0;
  585. }else {
  586. motor.fan[1].rpm = 0;
  587. motor.fan[1].det_ts = 0;
  588. }
  589. }
  590. void Fan_IRQHandler(int idx) {
  591. fan_t *fan = motor.fan + idx;
  592. u32 pre_ts = fan->det_ts;
  593. u32 delta_ts = get_delta_ms(pre_ts);
  594. fan->det_ts = get_tick_ms();
  595. float rpm = 60.0f * 1000 / (float)delta_ts;
  596. LowPass_Filter(fan->rpm, rpm, 0.1f);
  597. if (idx == 0) {
  598. shark_timer_post(&_fan_det_timer1, 5000);
  599. }else {
  600. shark_timer_post(&_fan_det_timer2, 5000);
  601. }
  602. }
  603. void MC_Brake_IRQHandler(void) {
  604. if (mc_is_hwbrake()) {
  605. motor.b_break = true;
  606. }else {
  607. motor.b_break = false;
  608. }
  609. if (!motor.b_start) {
  610. return;
  611. }
  612. if (motor.b_break) {
  613. PMSM_FOC_Brake(true);
  614. }else {
  615. PMSM_FOC_Brake(false);
  616. }
  617. }
  618. static void _pwm_brake_prot_timer_handler(shark_timer_t *t){
  619. pwm_brake_enable(true);
  620. sys_debug("MC protect error\n");
  621. }
  622. void MC_Protect_IRQHandler(void){
  623. pwm_brake_enable(false);
  624. shark_timer_post(&_brake_prot_timer, 1000);
  625. if (!motor.b_start) {
  626. return;
  627. }
  628. mc_set_critical_error(FOC_CRIT_Phase_Err);
  629. _mc_internal_init(CTRL_MODE_OPEN, false);
  630. adc_stop_convert();
  631. pwm_stop();
  632. PMSM_FOC_Stop();
  633. pwm_up_enable(true);
  634. }
  635. void TIMER_UP_IRQHandler(void){
  636. if (!motor.b_start && !PMSM_FOC_Is_Start()) {
  637. motor_encoder_update();
  638. }
  639. }
  640. measure_time_t g_meas_foc = {.exec_max_time = 20, .intval_max_time = 62, .intval_low_err = 0, .intval_hi_err = 0, .first = true,};
  641. #define TIME_MEATURE_START() time_measure_start(&g_meas_foc)
  642. #define TIME_MEATURE_END() time_measure_end(&g_meas_foc)
  643. /*ADC 电流采集中断,调用FOC的核心处理函数*/
  644. void ADC_IRQHandler(void) {
  645. if (phase_current_offset()) {//check if is adc offset checked
  646. return;
  647. }
  648. if (phase_current_sensor_do_calibrate()){
  649. pwm_update_duty(100, FOC_PWM_Half_Period-100, 100);
  650. pwm_update_sample(FOC_PWM_Half_Period-1, FOC_PWM_Half_Period+1, PHASE_BC);
  651. return;
  652. }
  653. TIME_MEATURE_START();
  654. PMSM_FOC_Schedule();
  655. TIME_MEATURE_END();
  656. }
  657. #ifndef CONFIG_DQ_STEP_RESPONSE
  658. static bool mc_can_stop_foc(void) {
  659. if (mc_throttle_released() && PMSM_FOC_GetSpeed() == 0.0f) {
  660. if (!PMSM_FOC_AutoHoldding() && motor.epm_dir == EPM_Dir_None) {
  661. return true;
  662. }
  663. }
  664. return false;
  665. }
  666. #endif
  667. static bool mc_run_stall_process(u8 run_mode) {
  668. if ((run_mode == CTRL_MODE_TRQ || run_mode == CTRL_MODE_SPD) && !PMSM_FOC_AutoHoldding()) {
  669. //堵转判断
  670. if (motor.b_runStall) {
  671. if (!mc_throttle_released()) {
  672. return true;
  673. }
  674. motor.runStall_time = 0;
  675. motor.b_runStall = false; //转把释放,清除堵转标志
  676. }else if (PMSM_FOC_Get_Real_Torque() >= CONFIG_STALL_MAX_CURRENT){
  677. if (ABS(PMSM_FOC_GetSpeed()) < 1.0f && (motor.runStall_time == 0)) {
  678. motor.runStall_time = get_tick_ms();
  679. motor.runStall_pos = motor_encoder_get_position();
  680. }
  681. if (motor.runStall_time > 0) {
  682. if (get_delta_ms(motor.runStall_time) >= CONFIG_STALL_MAX_TIME) {
  683. motor.b_runStall = true;
  684. motor.runStall_time = 0;
  685. PMSM_FOC_Set_Torque(0);
  686. torque_reset();
  687. return true;
  688. }
  689. if (ABS(motor.runStall_pos - motor_encoder_get_position()) >= 0.2f) {
  690. motor.runStall_time = 0;
  691. }
  692. }
  693. }else {
  694. motor.runStall_time = 0;
  695. }
  696. }
  697. return false;
  698. }
  699. static void _autohold_beep_timer_handler(shark_timer_t *t) {
  700. gpio_beep(60);
  701. }
  702. static void mc_autohold_process(void) {
  703. if (nv_get_foc_params()->n_autoHold == 0) {
  704. if (PMSM_FOC_AutoHoldding()) {
  705. mc_auto_hold(false);
  706. }
  707. return;
  708. }
  709. if (PMSM_FOC_AutoHoldding()) {
  710. if (!mc_throttle_released()) {
  711. mc_auto_hold(false);
  712. motor.b_wait_brk_release = false;
  713. }else if (!motor.b_break && motor.b_wait_brk_release) {
  714. motor.b_wait_brk_release = false;
  715. }else if (motor.b_break && !motor.b_wait_brk_release) {
  716. mc_auto_hold(false);
  717. }
  718. }
  719. if (!PMSM_FOC_AutoHoldding() && motor.b_break && (encoder_get_speed() == 0.0f)) {
  720. if (motor.n_autohold_time == 0) {
  721. motor.n_autohold_time = get_tick_ms();
  722. }else {
  723. if (get_delta_ms(motor.n_autohold_time) >= CONFIG_AUTOHOLD_DETECT_TIME) {
  724. if (mc_auto_hold(true)) {
  725. motor.b_wait_brk_release = true;
  726. shark_timer_post(&_autohold_beep_timer, 0);
  727. }
  728. }
  729. }
  730. }else {
  731. motor.n_autohold_time = 0;
  732. }
  733. }
  734. static void mc_process_throttle_epm(void) {
  735. if (!motor.b_epm_cmd_move) {//通过命令前进后退,不处理转把
  736. if (mc_throttle_released()) {
  737. mc_throttle_epm_move(EPM_Dir_None);
  738. }else {
  739. mc_throttle_epm_move(EPM_Dir_Forward);
  740. }
  741. }
  742. }
  743. /*FOC 的部分处理,比如速度环,状态机,转把采集等*/
  744. measure_time_t g_meas_MCTask;
  745. #define mc_TaskStart time_measure_start(&g_meas_MCTask)
  746. #define mc_TaskEnd time_measure_end(&g_meas_MCTask)
  747. void Sched_MC_mTask(void) {
  748. mc_TaskStart;
  749. bool is96v_prev = motor.b_is96Mode;
  750. mc_detect_vbus_mode();
  751. u8 runMode = PMSM_FOC_CtrlMode();
  752. /*保护功能*/
  753. PMSM_FOC_RunTime_Limit();
  754. /* 母线电流,实际采集的相电流矢量大小的计算 */
  755. PMSM_FOC_Calc_Current();
  756. if (is96v_prev != motor.b_is96Mode) {
  757. mc_gear_vmode_changed();
  758. }
  759. if (motor.b_calibrate || (motor.mode == CTRL_MODE_OPEN)) {
  760. mc_TaskEnd;
  761. return;
  762. }
  763. /* 堵转处理 */
  764. if (mc_run_stall_process(runMode) || (runMode == CTRL_MODE_CURRENT)) {
  765. eCtrl_Running();
  766. PMSM_FOC_Slow_Task();
  767. mc_TaskEnd;
  768. return;
  769. }
  770. if ((runMode != CTRL_MODE_OPEN) || (motor.mode != CTRL_MODE_OPEN)) {
  771. #ifndef CONFIG_DQ_STEP_RESPONSE
  772. mc_autohold_process();
  773. if (motor.mode != CTRL_MODE_OPEN) {
  774. u32 mask;
  775. if (mc_can_stop_foc()) {
  776. if (PMSM_FOC_Is_Start()) {
  777. mask = cpu_enter_critical();
  778. PMSM_FOC_Stop();
  779. pwm_disable_channel();
  780. cpu_exit_critical(mask);
  781. }
  782. }
  783. if (!PMSM_FOC_Is_Start() && (!mc_throttle_released())) {
  784. mask = cpu_enter_critical();
  785. PMSM_FOC_Start(motor.mode);
  786. mc_gear_vmode_changed();
  787. torque_reset();
  788. pwm_enable_channel();
  789. cpu_exit_critical(mask);
  790. }
  791. }
  792. if (runMode != CTRL_MODE_OPEN) {
  793. eCtrl_Running();
  794. if ((runMode == CTRL_MODE_SPD) && mc_is_epm()) {
  795. mc_process_throttle_epm();
  796. }else {
  797. throttle_process(runMode, get_throttle_float());
  798. }
  799. PMSM_FOC_Slow_Task();
  800. }
  801. #endif
  802. }
  803. mc_TaskEnd;
  804. }