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