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