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