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