motor.c 21 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. sys_debug("limit %d-%d-%d, mode = %s\n", gears[motor.n_gear].u_maxRPM, gears[motor.n_gear].u_maxIdc, gears[motor.n_gear].u_maxTorque, motor.b_is96Mode?"96V":"48V");
  127. PMSM_FOC_SpeedRampLimit(gears[motor.n_gear].u_maxRPM, 500, 500);
  128. PMSM_FOC_DCCurrLimit(gears[motor.n_gear].u_maxIdc);
  129. PMSM_FOC_PhaseCurrLim(gears[motor.n_gear].u_maxTorque);
  130. }
  131. void mc_init(void) {
  132. fan_pwm_init();
  133. adc_init();
  134. pwm_3phase_init();
  135. samples_init();
  136. motor_encoder_init();
  137. foc_command_init();
  138. torque_init();
  139. mc_detect_vbus_mode();
  140. PMSM_FOC_CoreInit();
  141. eCtrl_init(nv_get_foc_params()->n_acc_time, nv_get_foc_params()->n_dec_time);
  142. mc_gpio_init();
  143. limter_set_under_voltage(nv_get_foc_params()->s_minDCVol);
  144. MC_Check_MosVbusThrottle();
  145. sched_timer_enable(CONFIG_SPD_CTRL_US);
  146. shark_task_create(_self_check_task, NULL);
  147. pwm_up_enable(true);
  148. }
  149. motor_t * mc_params(void) {
  150. return &motor;
  151. }
  152. void mc_need_update(void) {
  153. motor.b_updated = true;
  154. }
  155. bool mc_unsafe_critical_error(void) {
  156. u32 err = motor.n_CritiCalErrMask & (~FOC_CRIT_Fan1_Err);
  157. err = err & (~FOC_CRIT_Fan2_Err);
  158. return (err != 0);
  159. }
  160. bool mc_start(u8 mode) {
  161. if (motor.b_start) {
  162. return true;
  163. }
  164. #ifdef CONFIG_DQ_STEP_RESPONSE
  165. mode = CTRL_MODE_CURRENT;
  166. #endif
  167. mc_detect_vbus_mode();
  168. if (motor.b_lock_motor) {
  169. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  170. return false;
  171. }
  172. MC_Check_MosVbusThrottle();
  173. if (mc_unsafe_critical_error()) {
  174. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  175. return false;
  176. }
  177. if (mode > CTRL_MODE_CURRENT) {
  178. PMSM_FOC_SetErrCode(FOC_Param_Err);
  179. return false;
  180. }
  181. if (motor_encoder_get_speed() > 10.0f) {
  182. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  183. return false;
  184. }
  185. if (!mc_throttle_released()) {
  186. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  187. return false;
  188. }
  189. pwm_up_enable(false);
  190. _mc_internal_init(mode, true);
  191. torque_reset();
  192. eCtrl_init(nv_get_foc_params()->n_acc_time, nv_get_foc_params()->n_dec_time);
  193. motor_encoder_start(true);
  194. PMSM_FOC_Start(mode);
  195. PMSM_FOC_RT_LimInit();
  196. pwm_turn_on_low_side();
  197. delay_ms(10);
  198. phase_current_offset_calibrate();
  199. pwm_start();
  200. delay_us(10); //wait for ebrake error
  201. if (mc_unsafe_critical_error()) {
  202. mc_stop();
  203. return false;
  204. }
  205. adc_start_convert();
  206. phase_current_calibrate_wait();
  207. if (phase_curr_offset_check()) {
  208. mc_set_critical_error(FOC_CRIT_CURR_OFF_Err);
  209. mc_stop();
  210. return false;
  211. }
  212. if (mc_is_hwbrake()) {
  213. PMSM_FOC_Brake(true);
  214. }
  215. gpio_beep(200);
  216. return true;
  217. }
  218. bool mc_stop(void) {
  219. if (!motor.b_start) {
  220. return true;
  221. }
  222. if (motor.b_lock_motor) {
  223. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  224. return false;
  225. }
  226. if (motor_encoder_get_speed() > 10.0f) {
  227. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  228. return false;
  229. }
  230. if (!mc_throttle_released()) {
  231. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  232. return false;
  233. }
  234. u32 mask = cpu_enter_critical();
  235. _mc_internal_init(CTRL_MODE_OPEN, false);
  236. adc_stop_convert();
  237. pwm_stop();
  238. PMSM_FOC_Stop();
  239. motor_encoder_start(false);
  240. pwm_up_enable(true);
  241. cpu_exit_critical(mask);
  242. return true;
  243. }
  244. bool mc_set_gear(u8 gear) {
  245. if (gear >= CONFIG_MAX_GEAR_NUM) {
  246. PMSM_FOC_SetErrCode(FOC_Param_Err);
  247. return false;
  248. }
  249. if (motor.n_gear != gear) {
  250. motor.n_gear = gear;
  251. u32 mask = cpu_enter_critical();
  252. mc_gear_vmode_changed();
  253. cpu_exit_critical(mask);
  254. }
  255. return true;
  256. }
  257. u8 mc_get_gear(void) {
  258. if (motor.n_gear == 3){
  259. return 0;
  260. }
  261. return motor.n_gear + 1;
  262. }
  263. bool mc_set_foc_mode(u8 mode) {
  264. if (mode == motor.mode) {
  265. return true;
  266. }
  267. if (!motor.b_start) {
  268. return false;
  269. }
  270. u32 mask = cpu_enter_critical();
  271. bool ret = false;
  272. if (PMSM_FOC_SetCtrlMode(mode)) {
  273. motor.mode = mode;
  274. if (mode == CTRL_MODE_OPEN || mode == CTRL_MODE_CURRENT) {
  275. PMSM_FOC_Start(motor.mode);
  276. pwm_enable_channel();
  277. }
  278. ret = true;
  279. }
  280. cpu_exit_critical(mask);
  281. return ret;
  282. }
  283. bool mc_start_epm(bool epm) {
  284. if (motor.b_epm == epm) {
  285. return true;
  286. }
  287. if (!motor.b_start) {
  288. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  289. return false;
  290. }
  291. if (PMSM_FOC_GetSpeed() != 0.0f) {
  292. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  293. return false;
  294. }
  295. if (!mc_throttle_released()) {
  296. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  297. return false;
  298. }
  299. u32 mask = cpu_enter_critical();
  300. motor.b_epm = epm;
  301. if (epm) {
  302. eCtrl_set_TgtSpeed(0);
  303. motor.mode = CTRL_MODE_SPD;
  304. PMSM_FOC_RT_PhaseCurrLim(nv_get_foc_params()->s_maxEpmPhaseCurrLim);
  305. PMSM_FOC_SetCtrlMode(CTRL_MODE_SPD);
  306. }else {
  307. motor.epm_dir = EPM_Dir_None;
  308. motor.mode = CTRL_MODE_TRQ;
  309. motor.b_epm_cmd_move = false;
  310. PMSM_FOC_SetCtrlMode(CTRL_MODE_TRQ);
  311. PMSM_FOC_RT_PhaseCurrLim(PMSM_FOC_GetPhaseCurrLim());
  312. }
  313. cpu_exit_critical(mask);
  314. return false;
  315. }
  316. bool mc_is_epm(void) {
  317. return motor.b_epm;
  318. }
  319. bool mc_is_start(void) {
  320. return (motor.b_start || PMSM_FOC_Is_Start());
  321. }
  322. bool mc_start_epm_move(EPM_Dir_t dir, bool is_command) {
  323. if (!motor.b_epm || !motor.b_start) {
  324. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  325. return false;
  326. }
  327. if ((dir == motor.epm_dir) && (is_command == motor.b_epm_cmd_move)) {
  328. return true;
  329. }
  330. u32 mask = cpu_enter_critical();
  331. motor.epm_dir = dir;
  332. if (dir != EPM_Dir_None) {
  333. motor.b_epm_cmd_move = is_command;
  334. if (!PMSM_FOC_Is_Start()) {
  335. PMSM_FOC_Start(motor.mode);
  336. pwm_enable_channel();
  337. }
  338. float rpm = nv_get_foc_params()->s_maxEpmRPM;
  339. if (dir == EPM_Dir_Back) {
  340. rpm = -rpm;
  341. }
  342. sys_debug("rpm %f\n", rpm);
  343. PMSM_FOC_Set_Speed(rpm);
  344. }else {
  345. motor.b_epm_cmd_move = false;
  346. PMSM_FOC_Set_Speed(0);
  347. }
  348. cpu_exit_critical(mask);
  349. return true;
  350. }
  351. void mc_set_fan_duty(u8 duty) {
  352. sys_debug("fan duty %d\n", duty);
  353. if (!fan_pwm_is_running() && duty > 0) {
  354. motor.fan[0].start_ts = get_tick_ms();
  355. motor.fan[1].start_ts = get_tick_ms();
  356. shark_timer_post(&_fan_det_timer1, 5000);
  357. shark_timer_post(&_fan_det_timer2, 5000);
  358. }else if (duty == 0) {
  359. shark_timer_cancel(&_fan_det_timer1);
  360. shark_timer_cancel(&_fan_det_timer2);
  361. }
  362. fan_set_duty(duty);
  363. }
  364. bool mc_command_epm_move(EPM_Dir_t dir) {
  365. return mc_start_epm_move(dir, true);
  366. }
  367. bool mc_throttle_epm_move(EPM_Dir_t dir) {
  368. return mc_start_epm_move(dir, false);
  369. }
  370. void mc_set_spd_torque(s32 target) {
  371. motor.b_ignor_throttle = true;
  372. motor.s_targetFix = target;
  373. }
  374. void mc_use_throttle(void) {
  375. motor.b_ignor_throttle = false;
  376. }
  377. void mc_get_running_status(u8 *data) {
  378. data[0] = motor.mode;
  379. data[0] |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  380. data[0] |= (motor.b_break?1:0) << 3;
  381. data[0] |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  382. data[0] |= (motor.b_start?1:0) << 5;
  383. data[0] |= (mc_is_epm()?1:0) << 6;
  384. data[0] |= (motor.b_lock_motor) << 7; //motor locked
  385. }
  386. void mc_encoder_off_calibrate(s16 vd) {
  387. if (motor.b_start) {
  388. return;
  389. }
  390. motor.b_calibrate = true;
  391. pwm_up_enable(false);
  392. pwm_turn_on_low_side();
  393. task_udelay(500);
  394. PMSM_FOC_Start(CTRL_MODE_OPEN);
  395. phase_current_offset_calibrate();
  396. pwm_start();
  397. adc_start_convert();
  398. phase_current_calibrate_wait();
  399. PMSM_FOC_Set_Angle(0);
  400. PMSM_FOC_SetOpenVdq(vd, 0);
  401. delay_ms(2000);
  402. motor_encoder_set_direction(POSITIVE);
  403. for (int i = 0; i < 200; i++) {
  404. for (float angle = 0; angle < 360; angle++) {
  405. PMSM_FOC_Set_Angle(angle);
  406. delay_ms(1);
  407. if (i > 20) {
  408. motor_encoder_offset(angle);
  409. }
  410. }
  411. wdog_reload();
  412. if (motor_encoder_offset_is_finish()) {
  413. break;
  414. }
  415. }
  416. motor_encoder_set_direction(NEGATIVE);
  417. delay_ms(100);
  418. for (int i = 0; i < 200; i++) {
  419. for (float angle = 360; angle > 0; angle--) {
  420. PMSM_FOC_Set_Angle(angle);
  421. delay_ms(1);
  422. if (i > 10) {
  423. motor_encoder_offset(angle);
  424. }
  425. }
  426. wdog_reload();
  427. if (motor_encoder_offset_is_finish()) {
  428. break;
  429. }
  430. }
  431. delay_ms(500);
  432. PMSM_FOC_SetOpenVdq(0, 0);
  433. delay_ms(500);
  434. wdog_reload();
  435. adc_stop_convert();
  436. pwm_stop();
  437. PMSM_FOC_Stop();
  438. pwm_up_enable(true);
  439. motor_encoder_data_upload();
  440. motor.b_calibrate = false;
  441. }
  442. bool mc_encoder_zero_calibrate(s16 vd) {
  443. if (PMSM_FOC_Is_Start()) {
  444. return false;
  445. }
  446. motor.b_calibrate = true;
  447. pwm_turn_on_low_side();
  448. task_udelay(500);
  449. PMSM_FOC_Start(CTRL_MODE_OPEN);
  450. phase_current_offset_calibrate();
  451. pwm_start();
  452. adc_start_convert();
  453. phase_current_calibrate_wait();
  454. PMSM_FOC_Set_Angle(0);
  455. PMSM_FOC_SetOpenVdq(vd, 0);
  456. for (int i = 0; i < 10; i++) {
  457. delay_ms(1000);
  458. wdog_reload();
  459. }
  460. float phase = motor_encoder_zero_phase_detect();
  461. delay_ms(500);
  462. PMSM_FOC_SetOpenVdq(0, 0);
  463. delay_ms(500);
  464. adc_stop_convert();
  465. pwm_stop();
  466. PMSM_FOC_Stop();
  467. motor.b_calibrate = false;
  468. if (phase != INVALID_ANGLE) {
  469. nv_save_angle_offset(phase);
  470. return true;
  471. }
  472. return false;
  473. }
  474. bool mc_current_sensor_calibrate(float current) {
  475. if (!mc_start(CTRL_MODE_OPEN)) {
  476. return false;
  477. }
  478. phase_current_sensor_start_calibrate(current);
  479. phase_current_calibrate_wait();
  480. return true;
  481. }
  482. bool mc_lock_motor(bool lock) {
  483. if (motor.b_lock_motor == lock) {
  484. return true;
  485. }
  486. int ret = true;
  487. u32 mask = cpu_enter_critical();
  488. if (motor.b_start) {
  489. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  490. ret = false;
  491. goto ml_ex_cri;
  492. }
  493. if (lock && (PMSM_FOC_GetSpeed() > 10)) {
  494. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  495. ret = false;
  496. goto ml_ex_cri;
  497. }
  498. motor.b_lock_motor = lock;
  499. if (lock) {
  500. pwm_start();
  501. pwm_update_duty(FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2);
  502. pwm_enable_channel();
  503. }else {
  504. pwm_stop();
  505. }
  506. ml_ex_cri:
  507. cpu_exit_critical(mask);
  508. return ret;
  509. }
  510. bool mc_auto_hold(bool hold) {
  511. if (motor.b_auto_hold == hold) {
  512. return true;
  513. }
  514. if (nv_get_foc_params()->n_autoHold == 0) {
  515. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  516. return false;
  517. }
  518. if (!motor.b_start) {
  519. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  520. return false;
  521. }
  522. if (hold && !mc_throttle_released()) {
  523. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  524. return false;
  525. }
  526. u32 mask = cpu_enter_critical();
  527. motor.b_auto_hold = hold;
  528. if (!PMSM_FOC_Is_Start()) {
  529. PMSM_FOC_Start(motor.mode);
  530. PMSM_FOC_AutoHold(hold);
  531. pwm_enable_channel();
  532. }else {
  533. PMSM_FOC_AutoHold(hold);
  534. }
  535. cpu_exit_critical(mask);
  536. return true;
  537. }
  538. void mc_set_critical_error(u8 err) {
  539. motor.n_CritiCalErrMask |= (1u << err);
  540. }
  541. void mc_clr_critical_error(u8 err) {
  542. motor.n_CritiCalErrMask &= ~(1u << err);
  543. }
  544. u32 mc_get_critical_error(void) {
  545. return motor.n_CritiCalErrMask;
  546. }
  547. bool mc_throttle_released(void) {
  548. return get_throttle_float() <= nv_get_foc_params()->n_minThroVol;
  549. }
  550. static bool mc_is_gpio_mlock(void) {
  551. int count = 50;
  552. int settimes = 0;
  553. while(count-- > 0) {
  554. bool b1 = gpio_motor_locked();
  555. if (b1) {
  556. settimes ++;
  557. }
  558. delay_us(1);
  559. }
  560. if (settimes == 0) {
  561. return false;
  562. }else if (settimes == 50) {
  563. return true;
  564. }
  565. //有干扰,do nothing
  566. return false;
  567. }
  568. static bool mc_is_hwbrake(void) {
  569. int count = 50;
  570. int settimes = 0;
  571. while(count-- > 0) {
  572. bool b1 = mc_get_gpio_brake() && mc_get_gpio_brake1();
  573. if (b1) {
  574. settimes ++;
  575. }
  576. delay_us(1);
  577. }
  578. if (settimes == 0) {
  579. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  580. return true;
  581. #else
  582. return false;
  583. #endif
  584. }else if (settimes == 50) {
  585. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  586. return false;
  587. #else
  588. return true;
  589. #endif
  590. }
  591. //有干扰,do nothing
  592. motor.n_brake_errors++;
  593. return false;
  594. }
  595. static void _fan_det_timer_handler(shark_timer_t *t) {
  596. if (t == &_fan_det_timer1) {
  597. motor.fan[0].rpm = 0;
  598. motor.fan[0].det_ts = 0;
  599. }else {
  600. motor.fan[1].rpm = 0;
  601. motor.fan[1].det_ts = 0;
  602. }
  603. }
  604. void Fan_IRQHandler(int idx) {
  605. fan_t *fan = motor.fan + idx;
  606. u32 pre_ts = fan->det_ts;
  607. u32 delta_ts = get_delta_ms(pre_ts);
  608. fan->det_ts = get_tick_ms();
  609. float rpm = 60.0f * 1000 / (float)delta_ts;
  610. LowPass_Filter(fan->rpm, rpm, 0.1f);
  611. if (idx == 0) {
  612. shark_timer_post(&_fan_det_timer1, 5000);
  613. }else {
  614. shark_timer_post(&_fan_det_timer2, 5000);
  615. }
  616. }
  617. void MC_Brake_IRQHandler(void) {
  618. if (mc_is_hwbrake()) {
  619. motor.b_break = true;
  620. }else {
  621. motor.b_break = false;
  622. }
  623. if (!motor.b_start) {
  624. return;
  625. }
  626. if (motor.b_break) {
  627. PMSM_FOC_Brake(true);
  628. }else {
  629. PMSM_FOC_Brake(false);
  630. }
  631. }
  632. static void _pwm_brake_prot_timer_handler(shark_timer_t *t){
  633. pwm_brake_enable(true);
  634. sys_debug("MC protect error\n");
  635. }
  636. void MC_Protect_IRQHandler(void){
  637. pwm_brake_enable(false);
  638. shark_timer_post(&_brake_prot_timer, 1000);
  639. if (!motor.b_start) {
  640. return;
  641. }
  642. mc_set_critical_error(FOC_CRIT_Phase_Err);
  643. _mc_internal_init(CTRL_MODE_OPEN, false);
  644. adc_stop_convert();
  645. pwm_stop();
  646. PMSM_FOC_Stop();
  647. pwm_up_enable(true);
  648. }
  649. void TIMER_UP_IRQHandler(void){
  650. if (!motor.b_start && !PMSM_FOC_Is_Start()) {
  651. motor_encoder_update();
  652. }
  653. }
  654. measure_time_t g_meas_foc = {.exec_max_time = 20, .intval_max_time = 62, .intval_low_err = 0, .intval_hi_err = 0, .first = true,};
  655. #define TIME_MEATURE_START() time_measure_start(&g_meas_foc)
  656. #define TIME_MEATURE_END() time_measure_end(&g_meas_foc)
  657. /*ADC 电流采集中断,调用FOC的核心处理函数*/
  658. void ADC_IRQHandler(void) {
  659. if (phase_current_offset()) {//check if is adc offset checked
  660. return;
  661. }
  662. if (phase_current_sensor_do_calibrate()){
  663. pwm_update_duty(100, FOC_PWM_Half_Period-100, 100);
  664. pwm_update_sample(FOC_PWM_Half_Period-1, FOC_PWM_Half_Period+1, PHASE_BC);
  665. return;
  666. }
  667. TIME_MEATURE_START();
  668. PMSM_FOC_Schedule();
  669. TIME_MEATURE_END();
  670. }
  671. #ifndef CONFIG_DQ_STEP_RESPONSE
  672. static bool mc_can_stop_foc(void) {
  673. if (mc_throttle_released() && PMSM_FOC_GetSpeed() == 0.0f) {
  674. if (!PMSM_FOC_AutoHoldding() && motor.epm_dir == EPM_Dir_None) {
  675. return true;
  676. }
  677. }
  678. return false;
  679. }
  680. #endif
  681. static bool mc_run_stall_process(u8 run_mode) {
  682. if ((run_mode == CTRL_MODE_TRQ || run_mode == CTRL_MODE_SPD) && !PMSM_FOC_AutoHoldding()) {
  683. //堵转判断
  684. if (motor.b_runStall) {
  685. if (!mc_throttle_released()) {
  686. return true;
  687. }
  688. motor.runStall_time = 0;
  689. motor.b_runStall = false; //转把释放,清除堵转标志
  690. }else if (PMSM_FOC_Get_Real_Torque() >= CONFIG_STALL_MAX_CURRENT){
  691. if (ABS(PMSM_FOC_GetSpeed()) < 1.0f && (motor.runStall_time == 0)) {
  692. motor.runStall_time = get_tick_ms();
  693. motor.runStall_pos = motor_encoder_get_position();
  694. }
  695. if (motor.runStall_time > 0) {
  696. if (get_delta_ms(motor.runStall_time) >= CONFIG_STALL_MAX_TIME) {
  697. motor.b_runStall = true;
  698. motor.runStall_time = 0;
  699. PMSM_FOC_Set_Torque(0);
  700. torque_reset();
  701. return true;
  702. }
  703. if (ABS(motor.runStall_pos - motor_encoder_get_position()) >= 0.2f) {
  704. motor.runStall_time = 0;
  705. }
  706. }
  707. }else {
  708. motor.runStall_time = 0;
  709. }
  710. }
  711. return false;
  712. }
  713. static void _autohold_beep_timer_handler(shark_timer_t *t) {
  714. gpio_beep(60);
  715. }
  716. static void mc_autohold_process(void) {
  717. if (nv_get_foc_params()->n_autoHold == 0) {
  718. if (PMSM_FOC_AutoHoldding()) {
  719. mc_auto_hold(false);
  720. }
  721. return;
  722. }
  723. if (PMSM_FOC_AutoHoldding()) {
  724. if (!mc_throttle_released()) {
  725. mc_auto_hold(false);
  726. motor.b_wait_brk_release = false;
  727. }else if (!motor.b_break && motor.b_wait_brk_release) {
  728. motor.b_wait_brk_release = false;
  729. }else if (motor.b_break && !motor.b_wait_brk_release) {
  730. mc_auto_hold(false);
  731. }
  732. }
  733. if (!PMSM_FOC_AutoHoldding() && motor.b_break && (encoder_get_speed() == 0.0f)) {
  734. if (motor.n_autohold_time == 0) {
  735. motor.n_autohold_time = get_tick_ms();
  736. }else {
  737. if (get_delta_ms(motor.n_autohold_time) >= CONFIG_AUTOHOLD_DETECT_TIME) {
  738. if (mc_auto_hold(true)) {
  739. motor.b_wait_brk_release = true;
  740. shark_timer_post(&_autohold_beep_timer, 0);
  741. }
  742. }
  743. }
  744. }else {
  745. motor.n_autohold_time = 0;
  746. }
  747. }
  748. static void mc_process_throttle_epm(void) {
  749. if (!motor.b_epm_cmd_move) {//通过命令前进后退,不处理转把
  750. if (mc_throttle_released()) {
  751. mc_throttle_epm_move(EPM_Dir_None);
  752. }else {
  753. mc_throttle_epm_move(EPM_Dir_Forward);
  754. }
  755. }
  756. }
  757. /*FOC 的部分处理,比如速度环,状态机,转把采集等*/
  758. measure_time_t g_meas_MCTask;
  759. #define mc_TaskStart time_measure_start(&g_meas_MCTask)
  760. #define mc_TaskEnd time_measure_end(&g_meas_MCTask)
  761. void Sched_MC_mTask(void) {
  762. mc_TaskStart;
  763. bool is96v_prev = motor.b_is96Mode;
  764. mc_detect_vbus_mode();
  765. u8 runMode = PMSM_FOC_CtrlMode();
  766. /*保护功能*/
  767. PMSM_FOC_RunTime_Limit();
  768. /* 母线电流,实际采集的相电流矢量大小的计算 */
  769. PMSM_FOC_Calc_Current();
  770. if (is96v_prev != motor.b_is96Mode) {
  771. mc_gear_vmode_changed();
  772. }
  773. if (motor.b_calibrate || (motor.mode == CTRL_MODE_OPEN)) {
  774. mc_TaskEnd;
  775. return;
  776. }
  777. /* 堵转处理 */
  778. if (mc_run_stall_process(runMode) || (runMode == CTRL_MODE_CURRENT)) {
  779. eCtrl_Running();
  780. PMSM_FOC_Slow_Task();
  781. mc_TaskEnd;
  782. return;
  783. }
  784. if ((runMode != CTRL_MODE_OPEN) || (motor.mode != CTRL_MODE_OPEN)) {
  785. #ifndef CONFIG_DQ_STEP_RESPONSE
  786. mc_autohold_process();
  787. if (motor.mode != CTRL_MODE_OPEN) {
  788. u32 mask;
  789. if (mc_can_stop_foc()) {
  790. if (PMSM_FOC_Is_Start()) {
  791. mask = cpu_enter_critical();
  792. PMSM_FOC_Stop();
  793. pwm_disable_channel();
  794. cpu_exit_critical(mask);
  795. }
  796. }
  797. if (!PMSM_FOC_Is_Start() && (!mc_throttle_released())) {
  798. mask = cpu_enter_critical();
  799. PMSM_FOC_Start(motor.mode);
  800. mc_gear_vmode_changed();
  801. torque_reset();
  802. pwm_enable_channel();
  803. cpu_exit_critical(mask);
  804. }
  805. }
  806. if (runMode != CTRL_MODE_OPEN) {
  807. eCtrl_Running();
  808. if ((runMode == CTRL_MODE_SPD) && mc_is_epm()) {
  809. mc_process_throttle_epm();
  810. }else {
  811. throttle_process(runMode, get_throttle_float());
  812. }
  813. PMSM_FOC_Slow_Task();
  814. }
  815. #endif
  816. }
  817. mc_TaskEnd;
  818. }