motor.c 20 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 "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. .mode = CTRL_MODE_OPEN,
  38. };
  39. static void MC_Check_MosVbusThrottle(void) {
  40. static bool _ibus_offset = false;
  41. int count = 1000;
  42. float ibus_adc = 0;
  43. gpio_phase_u_detect(true);
  44. while(count-- > 0) {
  45. task_udelay(20);
  46. sample_uvw_phase();
  47. sample_throttle();
  48. sample_vbus();
  49. ibus_adc += adc_get_ibus();
  50. }
  51. if (!_ibus_offset) {
  52. u16 offset = ((float)ibus_adc)/1000.0f;
  53. sys_debug("ibus offset %d\n", offset);
  54. sample_ibus_offset(offset);
  55. _ibus_offset = true;
  56. }
  57. gpio_phase_u_detect(false);
  58. float abc[3];
  59. get_phase_vols(abc);
  60. int vbus_vol = get_vbus_int();
  61. if (vbus_vol > nv_get_foc_params()->s_maxDCVol) {
  62. mc_set_critical_error(FOC_CRIT_OV_Vol_Err);
  63. }
  64. if (abc[0] > vbus_vol/2 || abc[1] > vbus_vol/2 || abc[2] > vbus_vol/2) {
  65. mc_set_critical_error(FOC_CRIT_H_MOS_Err);
  66. }else if (abc[0] < 0.001f){
  67. mc_set_critical_error(FOC_CRIT_L_MOS_Err);
  68. }else if ((abc[0] > 0.5f) && (abc[1] < 0.001f || abc[2] < 0.001f)) {
  69. mc_set_critical_error(FOC_CRIT_Phase_Conn_Err);
  70. }
  71. sys_debug("phase vol %f, %f, %f\n", abc[0], abc[1], abc[2]);
  72. }
  73. static u32 _self_check_task(void *p) {
  74. if (ENC_Check_error()) {
  75. err_add_record(FOC_CRIT_Encoder_Err, 0);
  76. mc_set_critical_error(FOC_CRIT_Encoder_Err);
  77. }
  78. if (get_tick_ms() < 5000) { //启动后5s内检测锁电机线
  79. if (mc_is_gpio_mlock()) {
  80. mc_lock_motor(true);
  81. }
  82. }
  83. if (motor.b_lock_motor) {
  84. if (!mc_is_gpio_mlock()) {
  85. mc_lock_motor(false);
  86. }
  87. }
  88. if (fan_pwm_is_running()) {
  89. if ((get_delta_ms(motor.fan[0].start_ts) >= 5000) && (motor.fan[0].rpm == 0)) {
  90. mc_set_critical_error(FOC_CRIT_Fan1_Err);
  91. }else if (motor.fan[0].rpm > 0) {
  92. mc_clr_critical_error(FOC_CRIT_Fan1_Err);
  93. }
  94. if ((get_delta_ms(motor.fan[1].start_ts) >= 5000) && (motor.fan[1].rpm == 0)) {
  95. mc_set_critical_error(FOC_CRIT_Fan2_Err);
  96. }else if (motor.fan[1].rpm > 0) {
  97. mc_clr_critical_error(FOC_CRIT_Fan2_Err);
  98. }
  99. }
  100. return 5;
  101. }
  102. static void mc_detect_vbus_mode(void) {
  103. motor.b_is96Mode = get_vbus_int() >= CONFIG_96V_MODE_VOL;
  104. }
  105. static void _mc_internal_init(u8 mode, bool start) {
  106. motor.mode = mode;
  107. motor.throttle = 0;
  108. motor.b_start = start;
  109. motor.b_runStall = false;
  110. motor.runStall_time = 0;
  111. motor.b_epm = false;
  112. motor.b_epm_cmd_move = false;
  113. motor.epm_dir = EPM_Dir_None;
  114. motor.n_autohold_time = 0;
  115. motor.b_auto_hold = 0;
  116. motor.b_break = false;
  117. motor.b_wait_brk_release = false;
  118. }
  119. static void mc_gear_vmode_changed(void) {
  120. mc_gear_t *gears;
  121. if (motor.b_is96Mode) {
  122. gears = &nv_get_gear_configs()->gears_96[0];
  123. }else {
  124. gears = &nv_get_gear_configs()->gears_48[0];
  125. }
  126. PMSM_FOC_SpeedRampLimit(gears[motor.n_gear].u_maxRPM, 500, 500);
  127. PMSM_FOC_DCCurrLimit(gears[motor.n_gear].u_maxIdc);
  128. PMSM_FOC_PhaseCurrLim(gears[motor.n_gear].u_maxTorque);
  129. }
  130. void mc_init(void) {
  131. fan_pwm_init();
  132. adc_init();
  133. pwm_3phase_init();
  134. samples_init();
  135. motor_encoder_init();
  136. foc_command_init();
  137. torque_init();
  138. mc_detect_vbus_mode();
  139. PMSM_FOC_CoreInit();
  140. eCtrl_init(nv_get_foc_params()->n_acc_time, nv_get_foc_params()->n_dec_time);
  141. mc_gpio_init();
  142. limter_set_under_voltage(nv_get_foc_params()->s_minDCVol);
  143. MC_Check_MosVbusThrottle();
  144. sched_timer_enable(CONFIG_SPD_CTRL_US);
  145. shark_task_create(_self_check_task, NULL);
  146. pwm_up_enable(true);
  147. }
  148. motor_t * mc_params(void) {
  149. return &motor;
  150. }
  151. void mc_need_update(void) {
  152. motor.b_updated = true;
  153. }
  154. bool mc_unsafe_critical_error(void) {
  155. u32 err = motor.n_CritiCalErrMask & (~FOC_CRIT_Fan1_Err);
  156. err = err & (~FOC_CRIT_Fan2_Err);
  157. return (err != 0);
  158. }
  159. bool mc_start(u8 mode) {
  160. if (motor.b_start) {
  161. return true;
  162. }
  163. #ifdef CONFIG_DQ_STEP_RESPONSE
  164. mode = CTRL_MODE_CURRENT;
  165. #endif
  166. mc_detect_vbus_mode();
  167. if (motor.b_lock_motor) {
  168. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  169. return false;
  170. }
  171. MC_Check_MosVbusThrottle();
  172. if (mc_unsafe_critical_error()) {
  173. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  174. return false;
  175. }
  176. if (mode > CTRL_MODE_CURRENT) {
  177. PMSM_FOC_SetErrCode(FOC_Param_Err);
  178. return false;
  179. }
  180. if (motor_encoder_get_speed() > 10.0f) {
  181. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  182. return false;
  183. }
  184. if (!mc_throttle_released()) {
  185. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  186. return false;
  187. }
  188. pwm_up_enable(false);
  189. _mc_internal_init(mode, true);
  190. torque_reset();
  191. eCtrl_init(nv_get_foc_params()->n_acc_time, nv_get_foc_params()->n_dec_time);
  192. motor_encoder_start(true);
  193. PMSM_FOC_Start(mode);
  194. PMSM_FOC_RT_LimInit();
  195. pwm_turn_on_low_side();
  196. delay_ms(10);
  197. phase_current_offset_calibrate();
  198. pwm_start();
  199. delay_us(10); //wait for ebrake error
  200. if (mc_unsafe_critical_error()) {
  201. mc_stop();
  202. return false;
  203. }
  204. adc_start_convert();
  205. phase_current_calibrate_wait();
  206. if (phase_curr_offset_check()) {
  207. mc_set_critical_error(FOC_CRIT_CURR_OFF_Err);
  208. mc_stop();
  209. return false;
  210. }
  211. if (mc_is_hwbrake()) {
  212. PMSM_FOC_Brake(true);
  213. }
  214. gpio_beep(200);
  215. return true;
  216. }
  217. bool mc_stop(void) {
  218. if (!motor.b_start) {
  219. return true;
  220. }
  221. if (motor.b_lock_motor) {
  222. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  223. return false;
  224. }
  225. if (motor_encoder_get_speed() > 10.0f) {
  226. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  227. return false;
  228. }
  229. if (!mc_throttle_released()) {
  230. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  231. return false;
  232. }
  233. u32 mask = cpu_enter_critical();
  234. _mc_internal_init(CTRL_MODE_OPEN, false);
  235. adc_stop_convert();
  236. pwm_stop();
  237. PMSM_FOC_Stop();
  238. motor_encoder_start(false);
  239. pwm_up_enable(true);
  240. cpu_exit_critical(mask);
  241. return true;
  242. }
  243. bool mc_set_gear(u8 gear) {
  244. if (gear >= CONFIG_MAX_GEAR_NUM) {
  245. PMSM_FOC_SetErrCode(FOC_Param_Err);
  246. return false;
  247. }
  248. if (motor.n_gear != gear) {
  249. motor.n_gear = gear;
  250. u32 mask = cpu_enter_critical();
  251. mc_gear_vmode_changed();
  252. cpu_exit_critical(mask);
  253. }
  254. return true;
  255. }
  256. u8 mc_get_gear(void) {
  257. if (motor.n_gear == 3){
  258. return 0;
  259. }
  260. return motor.n_gear + 1;
  261. }
  262. bool mc_set_foc_mode(u8 mode) {
  263. if (mode == motor.mode) {
  264. return true;
  265. }
  266. if (!motor.b_start) {
  267. return false;
  268. }
  269. u32 mask = cpu_enter_critical();
  270. bool ret = false;
  271. if (PMSM_FOC_SetCtrlMode(mode)) {
  272. motor.mode = mode;
  273. if (mode == CTRL_MODE_OPEN || mode == CTRL_MODE_CURRENT) {
  274. PMSM_FOC_Start(motor.mode);
  275. pwm_enable_channel();
  276. }
  277. ret = true;
  278. }
  279. cpu_exit_critical(mask);
  280. return ret;
  281. }
  282. bool mc_start_epm(bool epm) {
  283. if (motor.b_epm == epm) {
  284. return true;
  285. }
  286. if (!motor.b_start) {
  287. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  288. return false;
  289. }
  290. if (PMSM_FOC_GetSpeed() != 0.0f) {
  291. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  292. return false;
  293. }
  294. if (!mc_throttle_released()) {
  295. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  296. return false;
  297. }
  298. u32 mask = cpu_enter_critical();
  299. motor.b_epm = epm;
  300. if (epm) {
  301. eCtrl_set_TgtSpeed(0);
  302. motor.mode = CTRL_MODE_SPD;
  303. PMSM_FOC_RT_PhaseCurrLim(nv_get_foc_params()->s_maxEpmPhaseCurrLim);
  304. PMSM_FOC_SetCtrlMode(CTRL_MODE_SPD);
  305. }else {
  306. motor.epm_dir = EPM_Dir_None;
  307. motor.mode = CTRL_MODE_TRQ;
  308. motor.b_epm_cmd_move = false;
  309. PMSM_FOC_SetCtrlMode(CTRL_MODE_TRQ);
  310. PMSM_FOC_RT_PhaseCurrLim(PMSM_FOC_GetPhaseCurrLim());
  311. }
  312. cpu_exit_critical(mask);
  313. return false;
  314. }
  315. bool mc_is_epm(void) {
  316. return motor.b_epm;
  317. }
  318. bool mc_is_start(void) {
  319. return (motor.b_start || PMSM_FOC_Is_Start());
  320. }
  321. bool mc_start_epm_move(EPM_Dir_t dir, bool is_command) {
  322. if (!motor.b_epm || !motor.b_start) {
  323. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  324. return false;
  325. }
  326. if ((dir == motor.epm_dir) && (is_command == motor.b_epm_cmd_move)) {
  327. return true;
  328. }
  329. u32 mask = cpu_enter_critical();
  330. motor.epm_dir = dir;
  331. if (dir != EPM_Dir_None) {
  332. motor.b_epm_cmd_move = is_command;
  333. if (!PMSM_FOC_Is_Start()) {
  334. PMSM_FOC_Start(motor.mode);
  335. pwm_enable_channel();
  336. }
  337. float rpm = nv_get_foc_params()->s_maxEpmRPM;
  338. if (dir == EPM_Dir_Back) {
  339. rpm = -rpm;
  340. }
  341. sys_debug("rpm %f\n", rpm);
  342. PMSM_FOC_Set_Speed(rpm);
  343. }else {
  344. motor.b_epm_cmd_move = false;
  345. PMSM_FOC_Set_Speed(0);
  346. }
  347. cpu_exit_critical(mask);
  348. return true;
  349. }
  350. void mc_set_fan_duty(u8 duty) {
  351. sys_debug("fan duty %d\n", duty);
  352. if (!fan_pwm_is_running() && duty > 0) {
  353. motor.fan[0].start_ts = get_tick_ms();
  354. motor.fan[1].start_ts = get_tick_ms();
  355. shark_timer_post(&_fan_det_timer1, 5000);
  356. shark_timer_post(&_fan_det_timer2, 5000);
  357. }else if (duty == 0) {
  358. shark_timer_cancel(&_fan_det_timer1);
  359. shark_timer_cancel(&_fan_det_timer2);
  360. }
  361. fan_set_duty(duty);
  362. }
  363. bool mc_command_epm_move(EPM_Dir_t dir) {
  364. return mc_start_epm_move(dir, true);
  365. }
  366. bool mc_throttle_epm_move(EPM_Dir_t dir) {
  367. return mc_start_epm_move(dir, false);
  368. }
  369. void mc_set_spd_torque(s32 target) {
  370. motor.b_ignor_throttle = true;
  371. motor.s_targetFix = target;
  372. }
  373. void mc_use_throttle(void) {
  374. motor.b_ignor_throttle = false;
  375. }
  376. void mc_get_running_status(u8 *data) {
  377. data[0] = motor.mode;
  378. data[0] |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  379. data[0] |= (motor.b_break?1:0) << 3;
  380. data[0] |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  381. data[0] |= (motor.b_start?1:0) << 5;
  382. data[0] |= (mc_is_epm()?1:0) << 6;
  383. data[0] |= (motor.b_lock_motor) << 7; //motor locked
  384. }
  385. void mc_encoder_off_calibrate(s16 vd) {
  386. if (motor.b_start) {
  387. return;
  388. }
  389. motor.b_calibrate = true;
  390. pwm_up_enable(false);
  391. pwm_turn_on_low_side();
  392. task_udelay(500);
  393. PMSM_FOC_Start(CTRL_MODE_OPEN);
  394. phase_current_offset_calibrate();
  395. pwm_start();
  396. adc_start_convert();
  397. phase_current_calibrate_wait();
  398. PMSM_FOC_Set_Angle(0);
  399. PMSM_FOC_SetOpenVdq(vd, 0);
  400. delay_ms(2000);
  401. motor_encoder_set_direction(POSITIVE);
  402. for (int i = 0; i < 200; i++) {
  403. for (float angle = 0; angle < 360; angle++) {
  404. PMSM_FOC_Set_Angle(angle);
  405. delay_ms(1);
  406. if (i > 20) {
  407. motor_encoder_offset(angle);
  408. }
  409. }
  410. wdog_reload();
  411. if (motor_encoder_offset_is_finish()) {
  412. break;
  413. }
  414. }
  415. motor_encoder_set_direction(NEGATIVE);
  416. delay_ms(100);
  417. for (int i = 0; i < 200; i++) {
  418. for (float angle = 360; angle > 0; angle--) {
  419. PMSM_FOC_Set_Angle(angle);
  420. delay_ms(1);
  421. if (i > 10) {
  422. motor_encoder_offset(angle);
  423. }
  424. }
  425. wdog_reload();
  426. if (motor_encoder_offset_is_finish()) {
  427. break;
  428. }
  429. }
  430. delay_ms(500);
  431. PMSM_FOC_SetOpenVdq(0, 0);
  432. delay_ms(500);
  433. wdog_reload();
  434. adc_stop_convert();
  435. pwm_stop();
  436. PMSM_FOC_Stop();
  437. pwm_up_enable(true);
  438. motor_encoder_data_upload();
  439. motor.b_calibrate = false;
  440. }
  441. bool mc_encoder_zero_calibrate(s16 vd) {
  442. if (PMSM_FOC_Is_Start()) {
  443. return false;
  444. }
  445. motor.b_calibrate = true;
  446. pwm_turn_on_low_side();
  447. task_udelay(500);
  448. PMSM_FOC_Start(CTRL_MODE_OPEN);
  449. phase_current_offset_calibrate();
  450. pwm_start();
  451. adc_start_convert();
  452. phase_current_calibrate_wait();
  453. PMSM_FOC_Set_Angle(0);
  454. PMSM_FOC_SetOpenVdq(vd, 0);
  455. delay_ms(2000);
  456. float phase = motor_encoder_zero_phase_detect();
  457. delay_ms(500);
  458. PMSM_FOC_SetOpenVdq(0, 0);
  459. delay_ms(500);
  460. adc_stop_convert();
  461. pwm_stop();
  462. PMSM_FOC_Stop();
  463. motor.b_calibrate = false;
  464. if (phase != INVALID_ANGLE) {
  465. nv_save_angle_offset(phase);
  466. return true;
  467. }
  468. return false;
  469. }
  470. bool mc_current_sensor_calibrate(float current) {
  471. if (!mc_start(CTRL_MODE_OPEN)) {
  472. return false;
  473. }
  474. phase_current_sensor_start_calibrate(current);
  475. phase_current_calibrate_wait();
  476. return true;
  477. }
  478. bool mc_lock_motor(bool lock) {
  479. if (motor.b_lock_motor == lock) {
  480. return true;
  481. }
  482. int ret = true;
  483. u32 mask = cpu_enter_critical();
  484. if (motor.b_start) {
  485. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  486. ret = false;
  487. goto ml_ex_cri;
  488. }
  489. if (lock && (PMSM_FOC_GetSpeed() > 10)) {
  490. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  491. ret = false;
  492. goto ml_ex_cri;
  493. }
  494. motor.b_lock_motor = lock;
  495. if (lock) {
  496. pwm_start();
  497. pwm_update_duty(FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2);
  498. pwm_enable_channel();
  499. }else {
  500. pwm_stop();
  501. }
  502. ml_ex_cri:
  503. cpu_exit_critical(mask);
  504. return ret;
  505. }
  506. bool mc_auto_hold(bool hold) {
  507. if (motor.b_auto_hold == hold) {
  508. return true;
  509. }
  510. if (nv_get_foc_params()->n_autoHold == 0) {
  511. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  512. return false;
  513. }
  514. if (!motor.b_start) {
  515. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  516. return false;
  517. }
  518. if (hold && !mc_throttle_released()) {
  519. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  520. return false;
  521. }
  522. u32 mask = cpu_enter_critical();
  523. motor.b_auto_hold = hold;
  524. if (!PMSM_FOC_Is_Start()) {
  525. PMSM_FOC_Start(motor.mode);
  526. PMSM_FOC_AutoHold(hold);
  527. pwm_enable_channel();
  528. }else {
  529. PMSM_FOC_AutoHold(hold);
  530. }
  531. cpu_exit_critical(mask);
  532. return true;
  533. }
  534. void mc_set_critical_error(u8 err) {
  535. motor.n_CritiCalErrMask |= (1u << err);
  536. }
  537. void mc_clr_critical_error(u8 err) {
  538. motor.n_CritiCalErrMask &= ~(1u << err);
  539. }
  540. u32 mc_get_critical_error(void) {
  541. return motor.n_CritiCalErrMask;
  542. }
  543. bool mc_throttle_released(void) {
  544. return get_throttle_float() <= nv_get_foc_params()->n_minThroVol;
  545. }
  546. static bool mc_is_gpio_mlock(void) {
  547. int count = 50;
  548. int settimes = 0;
  549. while(count-- > 0) {
  550. bool b1 = gpio_motor_locked();
  551. if (b1) {
  552. settimes ++;
  553. }
  554. delay_us(1);
  555. }
  556. if (settimes == 0) {
  557. return false;
  558. }else if (settimes == 50) {
  559. return true;
  560. }
  561. //有干扰,do nothing
  562. return false;
  563. }
  564. static bool mc_is_hwbrake(void) {
  565. int count = 50;
  566. int settimes = 0;
  567. while(count-- > 0) {
  568. bool b1 = mc_get_gpio_brake() && mc_get_gpio_brake1();
  569. if (b1) {
  570. settimes ++;
  571. }
  572. delay_us(1);
  573. }
  574. if (settimes == 0) {
  575. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  576. return true;
  577. #else
  578. return false;
  579. #endif
  580. }else if (settimes == 50) {
  581. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  582. return false;
  583. #else
  584. return true;
  585. #endif
  586. }
  587. //有干扰,do nothing
  588. motor.n_brake_errors++;
  589. return false;
  590. }
  591. static void _fan_det_timer_handler(shark_timer_t *t) {
  592. if (t == &_fan_det_timer1) {
  593. motor.fan[0].rpm = 0;
  594. motor.fan[0].det_ts = 0;
  595. }else {
  596. motor.fan[1].rpm = 0;
  597. motor.fan[1].det_ts = 0;
  598. }
  599. }
  600. void Fan_IRQHandler(int idx) {
  601. fan_t *fan = motor.fan + idx;
  602. u32 pre_ts = fan->det_ts;
  603. u32 delta_ts = get_delta_ms(pre_ts);
  604. fan->det_ts = get_tick_ms();
  605. float rpm = 60.0f * 1000 / (float)delta_ts;
  606. LowPass_Filter(fan->rpm, rpm, 0.1f);
  607. if (idx == 0) {
  608. shark_timer_post(&_fan_det_timer1, 5000);
  609. }else {
  610. shark_timer_post(&_fan_det_timer2, 5000);
  611. }
  612. }
  613. void MC_Brake_IRQHandler(void) {
  614. if (mc_is_hwbrake()) {
  615. motor.b_break = true;
  616. }else {
  617. motor.b_break = false;
  618. }
  619. if (!motor.b_start) {
  620. return;
  621. }
  622. if (motor.b_break) {
  623. PMSM_FOC_Brake(true);
  624. }else {
  625. PMSM_FOC_Brake(false);
  626. }
  627. }
  628. static void _pwm_brake_prot_timer_handler(shark_timer_t *t){
  629. pwm_brake_enable(true);
  630. sys_debug("MC protect error\n");
  631. }
  632. void MC_Protect_IRQHandler(void){
  633. pwm_brake_enable(false);
  634. shark_timer_post(&_brake_prot_timer, 1000);
  635. if (!motor.b_start) {
  636. return;
  637. }
  638. mc_set_critical_error(FOC_CRIT_Phase_Err);
  639. _mc_internal_init(CTRL_MODE_OPEN, false);
  640. adc_stop_convert();
  641. pwm_stop();
  642. PMSM_FOC_Stop();
  643. pwm_up_enable(true);
  644. }
  645. void TIMER_UP_IRQHandler(void){
  646. if (!motor.b_start && !PMSM_FOC_Is_Start()) {
  647. motor_encoder_update();
  648. }
  649. }
  650. measure_time_t g_meas_foc = {.exec_max_time = 20, .intval_max_time = 62, .intval_low_err = 0, .intval_hi_err = 0, .first = true,};
  651. #define TIME_MEATURE_START() time_measure_start(&g_meas_foc)
  652. #define TIME_MEATURE_END() time_measure_end(&g_meas_foc)
  653. /*ADC 电流采集中断,调用FOC的核心处理函数*/
  654. void ADC_IRQHandler(void) {
  655. if (phase_current_offset()) {//check if is adc offset checked
  656. return;
  657. }
  658. if (phase_current_sensor_do_calibrate()){
  659. pwm_update_duty(100, FOC_PWM_Half_Period-100, 100);
  660. pwm_update_sample(FOC_PWM_Half_Period-1, FOC_PWM_Half_Period+1, PHASE_BC);
  661. return;
  662. }
  663. TIME_MEATURE_START();
  664. PMSM_FOC_Schedule();
  665. TIME_MEATURE_END();
  666. }
  667. #ifndef CONFIG_DQ_STEP_RESPONSE
  668. static bool mc_can_stop_foc(void) {
  669. if (mc_throttle_released() && PMSM_FOC_GetSpeed() == 0.0f) {
  670. if (!PMSM_FOC_AutoHoldding() && motor.epm_dir == EPM_Dir_None) {
  671. return true;
  672. }
  673. }
  674. return false;
  675. }
  676. #endif
  677. static bool mc_run_stall_process(u8 run_mode) {
  678. if ((run_mode == CTRL_MODE_TRQ || run_mode == CTRL_MODE_SPD) && !PMSM_FOC_AutoHoldding()) {
  679. //堵转判断
  680. if (motor.b_runStall) {
  681. if (!mc_throttle_released()) {
  682. return true;
  683. }
  684. motor.runStall_time = 0;
  685. motor.b_runStall = false; //转把释放,清除堵转标志
  686. }else if (PMSM_FOC_Get_Real_Torque() >= CONFIG_STALL_MAX_CURRENT){
  687. if (ABS(PMSM_FOC_GetSpeed()) < 1.0f && (motor.runStall_time == 0)) {
  688. motor.runStall_time = get_tick_ms();
  689. motor.runStall_pos = motor_encoder_get_position();
  690. }
  691. if (motor.runStall_time > 0) {
  692. if (get_delta_ms(motor.runStall_time) >= CONFIG_STALL_MAX_TIME) {
  693. motor.b_runStall = true;
  694. motor.runStall_time = 0;
  695. PMSM_FOC_Set_Torque(0);
  696. torque_reset();
  697. return true;
  698. }
  699. if (ABS(motor.runStall_pos - motor_encoder_get_position()) >= 0.2f) {
  700. motor.runStall_time = 0;
  701. }
  702. }
  703. }else {
  704. motor.runStall_time = 0;
  705. }
  706. }
  707. return false;
  708. }
  709. static void _autohold_beep_timer_handler(shark_timer_t *t) {
  710. gpio_beep(60);
  711. }
  712. static void mc_autohold_process(void) {
  713. if (nv_get_foc_params()->n_autoHold == 0) {
  714. if (PMSM_FOC_AutoHoldding()) {
  715. mc_auto_hold(false);
  716. }
  717. return;
  718. }
  719. if (PMSM_FOC_AutoHoldding()) {
  720. if (!mc_throttle_released()) {
  721. mc_auto_hold(false);
  722. motor.b_wait_brk_release = false;
  723. }else if (!motor.b_break && motor.b_wait_brk_release) {
  724. motor.b_wait_brk_release = false;
  725. }else if (motor.b_break && !motor.b_wait_brk_release) {
  726. mc_auto_hold(false);
  727. }
  728. }
  729. if (!PMSM_FOC_AutoHoldding() && motor.b_break && (encoder_get_speed() == 0.0f)) {
  730. if (motor.n_autohold_time == 0) {
  731. motor.n_autohold_time = get_tick_ms();
  732. }else {
  733. if (get_delta_ms(motor.n_autohold_time) >= CONFIG_AUTOHOLD_DETECT_TIME) {
  734. if (mc_auto_hold(true)) {
  735. motor.b_wait_brk_release = true;
  736. shark_timer_post(&_autohold_beep_timer, 0);
  737. }
  738. }
  739. }
  740. }else {
  741. motor.n_autohold_time = 0;
  742. }
  743. }
  744. static void mc_process_throttle_epm(void) {
  745. if (!motor.b_epm_cmd_move) {//通过命令前进后退,不处理转把
  746. if (mc_throttle_released()) {
  747. mc_throttle_epm_move(EPM_Dir_None);
  748. }else {
  749. mc_throttle_epm_move(EPM_Dir_Forward);
  750. }
  751. }
  752. }
  753. /*FOC 的部分处理,比如速度环,状态机,转把采集等*/
  754. measure_time_t g_meas_MCTask;
  755. #define mc_TaskStart time_measure_start(&g_meas_MCTask)
  756. #define mc_TaskEnd time_measure_end(&g_meas_MCTask)
  757. void Sched_MC_mTask(void) {
  758. mc_TaskStart;
  759. bool is96v_prev = motor.b_is96Mode;
  760. mc_detect_vbus_mode();
  761. u8 runMode = PMSM_FOC_CtrlMode();
  762. /*保护功能*/
  763. PMSM_FOC_RunTime_Limit();
  764. /* 母线电流,实际采集的相电流矢量大小的计算 */
  765. PMSM_FOC_Calc_Current();
  766. if (is96v_prev != motor.b_is96Mode) {
  767. mc_gear_vmode_changed();
  768. }
  769. if (motor.b_calibrate || (motor.mode == CTRL_MODE_OPEN)) {
  770. mc_TaskEnd;
  771. return;
  772. }
  773. /* 堵转处理 */
  774. if (mc_run_stall_process(runMode) || (runMode == CTRL_MODE_CURRENT)) {
  775. eCtrl_Running();
  776. PMSM_FOC_Slow_Task();
  777. mc_TaskEnd;
  778. return;
  779. }
  780. if ((runMode != CTRL_MODE_OPEN) || (motor.mode != CTRL_MODE_OPEN)) {
  781. #ifndef CONFIG_DQ_STEP_RESPONSE
  782. mc_autohold_process();
  783. if (motor.mode != CTRL_MODE_OPEN) {
  784. u32 mask;
  785. if (mc_can_stop_foc()) {
  786. if (PMSM_FOC_Is_Start()) {
  787. mask = cpu_enter_critical();
  788. PMSM_FOC_Stop();
  789. pwm_disable_channel();
  790. cpu_exit_critical(mask);
  791. }
  792. }
  793. if (!PMSM_FOC_Is_Start() && (!mc_throttle_released())) {
  794. mask = cpu_enter_critical();
  795. PMSM_FOC_Start(motor.mode);
  796. mc_gear_vmode_changed();
  797. torque_reset();
  798. pwm_enable_channel();
  799. cpu_exit_critical(mask);
  800. }
  801. }
  802. if (runMode != CTRL_MODE_OPEN) {
  803. eCtrl_Running();
  804. if ((runMode == CTRL_MODE_SPD) && mc_is_epm()) {
  805. mc_process_throttle_epm();
  806. }else {
  807. throttle_process(runMode, get_throttle_float());
  808. }
  809. PMSM_FOC_Slow_Task();
  810. }
  811. #endif
  812. }
  813. mc_TaskEnd;
  814. }