motor.c 18 KB

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