motor.c 25 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/foc_observer.h"
  21. #include "foc/core/torque.h"
  22. #include "app/nv_storage.h"
  23. #include "foc/core/torque.h"
  24. #include "foc/limit.h"
  25. #ifdef CONFIG_DQ_STEP_RESPONSE
  26. extern float target_d;
  27. extern float target_q;
  28. #endif
  29. static bool mc_is_hwbrake(void);
  30. static bool mc_is_gpio_mlock(void);
  31. static void _pwm_brake_prot_timer_handler(shark_timer_t *);
  32. static shark_timer_t _brake_prot_timer = TIMER_INIT(_brake_prot_timer, _pwm_brake_prot_timer_handler);
  33. static void _autohold_beep_timer_handler(shark_timer_t *);
  34. static shark_timer_t _autohold_beep_timer = TIMER_INIT(_autohold_beep_timer, _autohold_beep_timer_handler);
  35. static void _fan_det_timer_handler(shark_timer_t *);
  36. static shark_timer_t _fan_det_timer1 = TIMER_INIT(_fan_det_timer1, _fan_det_timer_handler);
  37. static shark_timer_t _fan_det_timer2 = TIMER_INIT(_fan_det_timer2, _fan_det_timer_handler);
  38. static void _encoder_zero_off_timer_handler(shark_timer_t *);
  39. static shark_timer_t _encoder_zero_off_timer = TIMER_INIT(_encoder_zero_off_timer, _encoder_zero_off_timer_handler);
  40. static motor_t motor = {
  41. .s_direction = POSITIVE,
  42. .n_gear = 0,
  43. .b_is96Mode = false,
  44. .mode = CTRL_MODE_OPEN,
  45. };
  46. static void MC_Check_MosVbusThrottle(void) {
  47. int count = 1000;
  48. float ibus_adc = 0;
  49. float vref_adc = 0;
  50. float vref_5v_adc = 0;
  51. gpio_phase_u_detect(true);
  52. while(count-- > 0) {
  53. task_udelay(20);
  54. sample_uvw_phase();
  55. sample_throttle();
  56. sample_vbus();
  57. vref_adc += adc_get_vref();
  58. vref_5v_adc += adc_get_5v_ref();
  59. }
  60. adc_set_vref_calc(vref_adc/1000.0f);
  61. adc_set_5vref_calc(vref_5v_adc/1000.0f);
  62. sys_debug("5v ref %f\n", vref_5v_adc/1000.0f);
  63. count = 50;
  64. while(count-- >0) {
  65. task_udelay(300);
  66. ibus_adc += adc_get_ibus();
  67. }
  68. u16 offset = ((float)ibus_adc)/50.0f;
  69. sys_debug("ibus offset %d\n", offset);
  70. sample_ibus_offset(offset);
  71. gpio_phase_u_detect(false);
  72. float abc[3];
  73. get_phase_vols(abc);
  74. int vbus_vol = get_vbus_int();
  75. if (vbus_vol > nv_get_foc_params()->s_maxDCVol) {
  76. mc_set_critical_error(FOC_CRIT_OV_Vol_Err);
  77. }
  78. if (vbus_vol <= nv_get_foc_params()->s_minDCVol) {
  79. mc_set_critical_error(FOC_CRIT_UN_Vol_Err);
  80. }
  81. vbus_vol = get_acc_vol();
  82. sys_debug("acc vol %d\n", vbus_vol);
  83. if (vbus_vol >= nv_get_foc_params()->s_maxDCVol) {
  84. mc_set_critical_error(FOC_CRIT_ACC_OV_Err);
  85. }
  86. if (vbus_vol <= nv_get_foc_params()->s_minDCVol) {
  87. mc_set_critical_error(FOC_CRIT_ACC_Un_Err);
  88. }
  89. if ((get_throttle_float() < nv_get_foc_params()->f_minThroVol) || (get_throttle_float() > nv_get_foc_params()->f_maxThroVol)) {
  90. mc_set_critical_error(FOC_CRIT_THRO_Err);
  91. }
  92. if (abc[0] > vbus_vol/2 || abc[1] > vbus_vol/2 || abc[2] > vbus_vol/2) {
  93. mc_set_critical_error(FOC_CRIT_H_MOS_Err);
  94. }else if (abc[0] < 0.001f){
  95. mc_set_critical_error(FOC_CRIT_L_MOS_Err);
  96. }else if ((abc[0] > 0.5f) && (abc[1] < 0.001f || abc[2] < 0.001f)) {
  97. mc_set_critical_error(FOC_CRIT_Phase_Conn_Err);
  98. }
  99. sys_debug("phase vol %f, %f, %f\n", abc[0], abc[1], abc[2]);
  100. }
  101. static u32 _self_check_task(void *p) {
  102. if (ENC_Check_error()) {
  103. err_add_record(FOC_CRIT_Encoder_Err, 0);
  104. mc_set_critical_error(FOC_CRIT_Encoder_Err);
  105. }
  106. if (get_tick_ms() < 5000) { //启动后5s内检测锁电机线
  107. if (mc_is_gpio_mlock()) {
  108. mc_lock_motor(true);
  109. }
  110. }
  111. if (motor.b_lock_motor) {
  112. if (!mc_is_gpio_mlock()) {
  113. mc_lock_motor(false);
  114. }
  115. }
  116. if (fan_pwm_is_running()) {
  117. if ((get_delta_ms(motor.fan[0].start_ts) >= 5000) && (motor.fan[0].rpm == 0)) {
  118. mc_set_critical_error(FOC_CRIT_Fan1_Err);
  119. }else if (motor.fan[0].rpm > 0) {
  120. mc_clr_critical_error(FOC_CRIT_Fan1_Err);
  121. }
  122. if ((get_delta_ms(motor.fan[1].start_ts) >= 5000) && (motor.fan[1].rpm == 0)) {
  123. mc_set_critical_error(FOC_CRIT_Fan2_Err);
  124. }else if (motor.fan[1].rpm > 0) {
  125. mc_clr_critical_error(FOC_CRIT_Fan2_Err);
  126. }
  127. }
  128. return 5;
  129. }
  130. static void mc_detect_vbus_mode(void) {
  131. #ifdef CONFIG_FORCE_96V_MODE
  132. motor.b_is96Mode = true;
  133. #else
  134. motor.b_is96Mode = get_vbus_int() >= CONFIG_96V_MODE_VOL;
  135. #endif
  136. }
  137. static void _mc_internal_init(u8 mode, bool start) {
  138. motor.mode = mode;
  139. motor.throttle = 0;
  140. motor.b_start = start;
  141. motor.b_runStall = false;
  142. motor.runStall_time = 0;
  143. motor.b_epm = false;
  144. motor.b_epm_cmd_move = false;
  145. motor.epm_dir = EPM_Dir_None;
  146. motor.n_autohold_time = 0;
  147. motor.b_auto_hold = 0;
  148. motor.b_break = false;
  149. motor.b_wait_brk_release = false;
  150. motor.b_force_run = false;
  151. }
  152. static void mc_gear_vmode_changed(void) {
  153. mc_gear_t *gears;
  154. if (motor.b_is96Mode) {
  155. gears = &nv_get_gear_configs()->gears_96[0];
  156. }else {
  157. gears = &nv_get_gear_configs()->gears_48[0];
  158. }
  159. //sys_debug("limit %d-%d-%d, mode = %s\n", gears[motor.n_gear].u_maxRPM, gears[motor.n_gear].u_maxIdc, gears[motor.n_gear].u_maxTorque, motor.b_is96Mode?"96V":"48V");
  160. PMSM_FOC_SpeedLimit(gears[motor.n_gear].u_maxRPM);
  161. PMSM_FOC_DCCurrLimit(gears[motor.n_gear].u_maxIdc);
  162. PMSM_FOC_TorqueLimit(gears[motor.n_gear].u_maxTorque);
  163. }
  164. void mc_init(void) {
  165. fan_pwm_init();
  166. adc_init();
  167. pwm_3phase_init();
  168. samples_init();
  169. motor_encoder_init();
  170. foc_command_init();
  171. torque_init();
  172. mc_detect_vbus_mode();
  173. PMSM_FOC_CoreInit();
  174. eCtrl_init(nv_get_foc_params()->n_acc_time, nv_get_foc_params()->n_dec_time);
  175. mc_gpio_init();
  176. limter_set_under_voltage(nv_get_foc_params()->s_minDCVol);
  177. MC_Check_MosVbusThrottle();
  178. sched_timer_enable(CONFIG_SPD_CTRL_US);
  179. shark_task_create(_self_check_task, NULL);
  180. pwm_up_enable(true);
  181. }
  182. motor_t * mc_params(void) {
  183. return &motor;
  184. }
  185. void mc_need_update(void) {
  186. motor.b_updated = true;
  187. }
  188. bool mc_unsafe_critical_error(void) {
  189. u32 err = motor.n_CritiCalErrMask & (~(FOC_Cri_Err_Mask(FOC_CRIT_Fan1_Err)));
  190. err = err & (~(FOC_Cri_Err_Mask(FOC_CRIT_Fan2_Err)));
  191. #ifdef CONFIG_DQ_STEP_RESPONSE
  192. sys_debug("err=0x%x\n", err);
  193. err = err & (~(FOC_Cri_Err_Mask(FOC_CRIT_Encoder_Err)));
  194. sys_debug("err=0x%x\n", err);
  195. #endif
  196. return (err != 0);
  197. }
  198. bool mc_start(u8 mode) {
  199. if (motor.b_start) {
  200. return true;
  201. }
  202. #ifdef CONFIG_DQ_STEP_RESPONSE
  203. mode = CTRL_MODE_CURRENT;
  204. target_d = 0.0f;
  205. target_q = 0.0f;
  206. #endif
  207. mc_detect_vbus_mode();
  208. if (motor.b_lock_motor) {
  209. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  210. return false;
  211. }
  212. MC_Check_MosVbusThrottle();
  213. if (mc_unsafe_critical_error()) {
  214. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  215. return false;
  216. }
  217. if (mode > CTRL_MODE_CURRENT) {
  218. PMSM_FOC_SetErrCode(FOC_Param_Err);
  219. return false;
  220. }
  221. if (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM) {
  222. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  223. return false;
  224. }
  225. if (!mc_throttle_released()) {
  226. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  227. return false;
  228. }
  229. pwm_up_enable(false);
  230. _mc_internal_init(mode, true);
  231. torque_reset();
  232. eCtrl_init(nv_get_foc_params()->n_acc_time, nv_get_foc_params()->n_dec_time);
  233. motor_encoder_start(true);
  234. PMSM_FOC_Start(mode);
  235. PMSM_FOC_RT_LimInit();
  236. pwm_turn_on_low_side();
  237. delay_ms(10);
  238. phase_current_offset_calibrate();
  239. pwm_start();
  240. delay_us(10); //wait for ebrake error
  241. if (mc_unsafe_critical_error()) {
  242. mc_stop();
  243. return false;
  244. }
  245. adc_start_convert();
  246. phase_current_calibrate_wait();
  247. if (phase_curr_offset_check()) {
  248. mc_set_critical_error(FOC_CRIT_CURR_OFF_Err);
  249. mc_stop();
  250. return false;
  251. }
  252. if (mc_is_hwbrake()) {
  253. PMSM_FOC_Brake(true);
  254. }
  255. gpio_beep(200);
  256. return true;
  257. }
  258. bool mc_stop(void) {
  259. if (!motor.b_start) {
  260. return true;
  261. }
  262. if (motor.b_lock_motor) {
  263. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  264. return false;
  265. }
  266. if (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM) {
  267. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  268. return false;
  269. }
  270. if (!mc_throttle_released()) {
  271. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  272. return false;
  273. }
  274. u32 mask = cpu_enter_critical();
  275. _mc_internal_init(CTRL_MODE_OPEN, false);
  276. adc_stop_convert();
  277. pwm_stop();
  278. PMSM_FOC_Stop();
  279. motor_encoder_start(false);
  280. pwm_up_enable(true);
  281. cpu_exit_critical(mask);
  282. return true;
  283. }
  284. bool mc_set_gear(u8 gear) {
  285. if (gear >= CONFIG_MAX_GEAR_NUM) {
  286. PMSM_FOC_SetErrCode(FOC_Param_Err);
  287. return false;
  288. }
  289. if (motor.n_gear != gear) {
  290. motor.n_gear = gear;
  291. u32 mask = cpu_enter_critical();
  292. mc_gear_vmode_changed();
  293. cpu_exit_critical(mask);
  294. }
  295. return true;
  296. }
  297. u8 mc_get_gear(void) {
  298. if (motor.n_gear == 3){
  299. return 0;
  300. }
  301. return motor.n_gear + 1;
  302. }
  303. bool mc_set_foc_mode(u8 mode) {
  304. if (mode == motor.mode) {
  305. return true;
  306. }
  307. if (!motor.b_start) {
  308. return false;
  309. }
  310. u32 mask = cpu_enter_critical();
  311. bool ret = false;
  312. if (PMSM_FOC_SetCtrlMode(mode)) {
  313. motor.mode = mode;
  314. if (mode == CTRL_MODE_OPEN || mode == CTRL_MODE_CURRENT) {
  315. PMSM_FOC_Start(motor.mode);
  316. pwm_enable_channel();
  317. }
  318. ret = true;
  319. }
  320. cpu_exit_critical(mask);
  321. return ret;
  322. }
  323. bool mc_start_epm(bool epm) {
  324. if (motor.b_epm == epm) {
  325. return true;
  326. }
  327. if (!motor.b_start) {
  328. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  329. return false;
  330. }
  331. if (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM) {
  332. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  333. return false;
  334. }
  335. if (!mc_throttle_released()) {
  336. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  337. return false;
  338. }
  339. u32 mask = cpu_enter_critical();
  340. motor.b_epm = epm;
  341. if (epm) {
  342. eCtrl_set_TgtSpeed(0);
  343. motor.mode = CTRL_MODE_SPD;
  344. PMSM_FOC_TorqueLimit(nv_get_foc_params()->s_maxEpmTorqueLim);
  345. PMSM_FOC_SetCtrlMode(CTRL_MODE_SPD);
  346. }else {
  347. motor.epm_dir = EPM_Dir_None;
  348. motor.mode = CTRL_MODE_TRQ;
  349. motor.b_epm_cmd_move = false;
  350. PMSM_FOC_SetCtrlMode(CTRL_MODE_TRQ);
  351. mc_gear_vmode_changed();
  352. }
  353. cpu_exit_critical(mask);
  354. return false;
  355. }
  356. bool mc_is_epm(void) {
  357. return motor.b_epm;
  358. }
  359. bool mc_is_start(void) {
  360. return (motor.b_start || PMSM_FOC_Is_Start());
  361. }
  362. bool mc_start_epm_move(EPM_Dir_t dir, bool is_command) {
  363. if (!motor.b_epm || !motor.b_start) {
  364. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  365. return false;
  366. }
  367. if ((dir == motor.epm_dir) && (is_command == motor.b_epm_cmd_move)) {
  368. return true;
  369. }
  370. u32 mask = cpu_enter_critical();
  371. motor.epm_dir = dir;
  372. if (dir != EPM_Dir_None) {
  373. motor.b_epm_cmd_move = is_command;
  374. if (!PMSM_FOC_Is_Start()) {
  375. PMSM_FOC_Start(motor.mode);
  376. pwm_enable_channel();
  377. }
  378. float rpm = nv_get_foc_params()->s_maxEpmRPM;
  379. if (dir == EPM_Dir_Back) {
  380. rpm = -rpm;
  381. }
  382. sys_debug("rpm %f\n", rpm);
  383. PMSM_FOC_Set_Speed(rpm);
  384. }else {
  385. motor.b_epm_cmd_move = false;
  386. PMSM_FOC_Set_Speed(0);
  387. }
  388. cpu_exit_critical(mask);
  389. return true;
  390. }
  391. void mc_set_fan_duty(u8 duty) {
  392. sys_debug("fan duty %d\n", duty);
  393. if (!fan_pwm_is_running() && duty > 0) {
  394. motor.fan[0].start_ts = get_tick_ms();
  395. motor.fan[1].start_ts = get_tick_ms();
  396. shark_timer_post(&_fan_det_timer1, 5000);
  397. shark_timer_post(&_fan_det_timer2, 5000);
  398. }else if (duty == 0) {
  399. shark_timer_cancel(&_fan_det_timer1);
  400. shark_timer_cancel(&_fan_det_timer2);
  401. }
  402. fan_set_duty(duty);
  403. }
  404. bool mc_command_epm_move(EPM_Dir_t dir) {
  405. return mc_start_epm_move(dir, true);
  406. }
  407. bool mc_throttle_epm_move(EPM_Dir_t dir) {
  408. return mc_start_epm_move(dir, false);
  409. }
  410. extern void sample_test_start(void);
  411. void mc_set_throttle_r(u8 r) {
  412. motor.u_throttle_ration = r;
  413. if (r > 0) {
  414. motor.b_ignor_throttle = true;
  415. mc_clr_critical_error(FOC_CRIT_THRO_Err);
  416. }else {
  417. motor.b_ignor_throttle = false;
  418. }
  419. }
  420. void mc_use_throttle(void) {
  421. motor.b_ignor_throttle = false;
  422. }
  423. void mc_get_running_status(u8 *data) {
  424. data[0] = motor.mode;
  425. data[0] |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  426. data[0] |= (motor.b_break?1:0) << 3;
  427. data[0] |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  428. data[0] |= (motor.b_start?1:0) << 5;
  429. data[0] |= (mc_is_epm()?1:0) << 6;
  430. data[0] |= (motor.b_lock_motor) << 7; //motor locked
  431. }
  432. u16 mc_get_running_status2(void) {
  433. u16 data = 0;
  434. data = motor.n_gear;
  435. data |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  436. data |= (motor.b_break?1:0) << 3;
  437. data |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  438. data |= (motor.b_start?1:0) << 5;
  439. data |= (mc_is_epm()?1:0) << 6;
  440. data |= (motor.b_lock_motor) << 7; //motor locked
  441. data |= (eCtrl_is_eBrk_Running()?1:0) << 8; //能量回收运行标志
  442. data |= ((motor.n_CritiCalErrMask != 0)?1:0) << 9;
  443. data |= (fan_pwm_is_running()?1:0) << 10; //风扇是否运行
  444. data |= (motor.b_runStall?1:0) << 11; //是否堵转
  445. data |= (PMSM_FOC_iDC_is_Limited()?1:0) << 12; //是否欠压限制母线电流
  446. data |= (PMSM_FOC_Torque_is_Limited()?1:0) << 13; //是否高温限扭矩
  447. data |= (motor.b_is96Mode?1:0) << 14; //是否高压模式
  448. return data;
  449. }
  450. static float _force_angle = 0.0f;
  451. static int _force_wait = 2000;
  452. /* 开环,强制给定电角度和DQ的电压 */
  453. void mc_force_run_open(s16 vd, s16 vq) {
  454. if (motor.b_start || motor.b_force_run) {
  455. if (vd == 0 && vq == 0) {
  456. PMSM_FOC_SetOpenVdq(0, 0);
  457. delay_ms(500);
  458. wdog_reload();
  459. adc_stop_convert();
  460. pwm_stop();
  461. PMSM_FOC_Stop();
  462. pwm_up_enable(true);
  463. motor.b_force_run = false;
  464. }
  465. return;
  466. }
  467. if (vd == 0 && vq == 0) {
  468. return;
  469. }
  470. MC_Check_MosVbusThrottle();
  471. if (mc_unsafe_critical_error()) {
  472. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  473. }
  474. pwm_up_enable(false);
  475. pwm_turn_on_low_side();
  476. task_udelay(500);
  477. PMSM_FOC_Start(CTRL_MODE_OPEN);
  478. phase_current_offset_calibrate();
  479. pwm_start();
  480. adc_start_convert();
  481. pwm_enable_channel();
  482. phase_current_calibrate_wait();
  483. PMSM_FOC_Set_Angle(0);
  484. PMSM_FOC_SetOpenVdq(vd, 0);
  485. _force_wait = 2000;
  486. motor.b_force_run = true;
  487. }
  488. void mc_encoder_off_calibrate(s16 vd) {
  489. if (motor.b_start || motor.b_calibrate) {
  490. return;
  491. }
  492. motor.b_calibrate = true;
  493. pwm_up_enable(false);
  494. pwm_turn_on_low_side();
  495. task_udelay(500);
  496. PMSM_FOC_Start(CTRL_MODE_OPEN);
  497. phase_current_offset_calibrate();
  498. pwm_start();
  499. adc_start_convert();
  500. phase_current_calibrate_wait();
  501. PMSM_FOC_Set_Angle(0);
  502. PMSM_FOC_SetOpenVdq(vd, 0);
  503. delay_ms(2000);
  504. motor_encoder_set_direction(POSITIVE);
  505. for (int i = 0; i < 200; i++) {
  506. for (float angle = 0; angle < 360; angle++) {
  507. PMSM_FOC_Set_Angle(angle);
  508. delay_ms(1);
  509. if (i > 20) {
  510. motor_encoder_offset(angle);
  511. }
  512. }
  513. wdog_reload();
  514. if (motor_encoder_offset_is_finish()) {
  515. break;
  516. }
  517. }
  518. motor_encoder_set_direction(NEGATIVE);
  519. delay_ms(100);
  520. for (int i = 0; i < 200; i++) {
  521. for (float angle = 360; angle > 0; angle--) {
  522. PMSM_FOC_Set_Angle(angle);
  523. delay_ms(1);
  524. if (i > 10) {
  525. motor_encoder_offset(angle);
  526. }
  527. }
  528. wdog_reload();
  529. if (motor_encoder_offset_is_finish()) {
  530. break;
  531. }
  532. }
  533. delay_ms(500);
  534. PMSM_FOC_SetOpenVdq(0, 0);
  535. delay_ms(500);
  536. wdog_reload();
  537. adc_stop_convert();
  538. pwm_stop();
  539. PMSM_FOC_Stop();
  540. pwm_up_enable(true);
  541. motor_encoder_data_upload();
  542. motor.b_calibrate = false;
  543. }
  544. static void _encoder_zero_off_timer_handler(shark_timer_t *t){
  545. if (!motor.b_calibrate) {
  546. return;
  547. }
  548. float enc_off = 0.0f;
  549. float phase = motor_encoder_zero_phase_detect(&enc_off);
  550. PMSM_FOC_SetOpenVdq(0, 0);
  551. delay_ms(50);
  552. adc_stop_convert();
  553. pwm_stop();
  554. PMSM_FOC_Stop();
  555. _mc_internal_init(CTRL_MODE_OPEN, false);
  556. motor.b_calibrate = false;
  557. if (phase != INVALID_ANGLE) {
  558. nv_save_angle_offset(phase);
  559. }
  560. }
  561. bool mc_encoder_zero_calibrate(s16 vd) {
  562. if (motor.b_calibrate) {
  563. if (vd == 0) {
  564. encoder_clear_cnt_offset();
  565. shark_timer_cancel(&_encoder_zero_off_timer);
  566. PMSM_FOC_SetOpenVdq(0, 0);
  567. delay_ms(500);
  568. adc_stop_convert();
  569. pwm_stop();
  570. PMSM_FOC_Stop();
  571. _mc_internal_init(CTRL_MODE_OPEN, false);
  572. motor.b_calibrate = false;
  573. }
  574. return true;
  575. }
  576. encoder_clear_cnt_offset();
  577. MC_Check_MosVbusThrottle();
  578. if (mc_unsafe_critical_error()) {
  579. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  580. return false;
  581. }
  582. _mc_internal_init(CTRL_MODE_OPEN, true);
  583. motor.b_calibrate = true;
  584. pwm_turn_on_low_side();
  585. task_udelay(500);
  586. PMSM_FOC_Start(CTRL_MODE_OPEN);
  587. phase_current_offset_calibrate();
  588. pwm_start();
  589. adc_start_convert();
  590. pwm_enable_channel();
  591. phase_current_calibrate_wait();
  592. PMSM_FOC_Set_Angle(0);
  593. PMSM_FOC_SetOpenVdq(vd, 0);
  594. shark_timer_post(&_encoder_zero_off_timer, 6*1000);
  595. return true;
  596. }
  597. bool mc_current_sensor_calibrate(float current) {
  598. if (!mc_start(CTRL_MODE_OPEN)) {
  599. return false;
  600. }
  601. phase_current_sensor_start_calibrate(current);
  602. phase_current_calibrate_wait();
  603. return true;
  604. }
  605. bool mc_lock_motor(bool lock) {
  606. if (motor.b_lock_motor == lock) {
  607. return true;
  608. }
  609. int ret = true;
  610. u32 mask = cpu_enter_critical();
  611. if (motor.b_start) {
  612. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  613. ret = false;
  614. goto ml_ex_cri;
  615. }
  616. if (lock && (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM)) {
  617. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  618. ret = false;
  619. goto ml_ex_cri;
  620. }
  621. motor.b_lock_motor = lock;
  622. if (lock) {
  623. pwm_start();
  624. pwm_update_duty(FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2);
  625. pwm_enable_channel();
  626. }else {
  627. pwm_stop();
  628. }
  629. ml_ex_cri:
  630. cpu_exit_critical(mask);
  631. return ret;
  632. }
  633. bool mc_auto_hold(bool hold) {
  634. if (motor.b_auto_hold == hold) {
  635. return true;
  636. }
  637. if (nv_get_foc_params()->n_autoHold == 0) {
  638. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  639. return false;
  640. }
  641. if (!motor.b_start) {
  642. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  643. return false;
  644. }
  645. if (hold && !mc_throttle_released()) {
  646. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  647. return false;
  648. }
  649. u32 mask = cpu_enter_critical();
  650. motor.b_auto_hold = hold;
  651. if (!PMSM_FOC_Is_Start()) {
  652. PMSM_FOC_Start(motor.mode);
  653. PMSM_FOC_AutoHold(hold);
  654. pwm_enable_channel();
  655. }else {
  656. PMSM_FOC_AutoHold(hold);
  657. }
  658. cpu_exit_critical(mask);
  659. return true;
  660. }
  661. void mc_set_critical_error(u8 err) {
  662. motor.n_CritiCalErrMask |= (1u << err);
  663. }
  664. void mc_clr_critical_error(u8 err) {
  665. motor.n_CritiCalErrMask &= ~(1u << err);
  666. }
  667. u32 mc_get_critical_error(void) {
  668. return motor.n_CritiCalErrMask;
  669. }
  670. bool mc_throttle_released(void) {
  671. if (motor.b_ignor_throttle) {
  672. return motor.u_throttle_ration == 0;
  673. }
  674. return get_throttle_float() <= nv_get_foc_params()->n_startThroVol;
  675. }
  676. static bool mc_is_gpio_mlock(void) {
  677. int count = 50;
  678. int settimes = 0;
  679. while(count-- > 0) {
  680. bool b1 = gpio_motor_locked();
  681. if (b1) {
  682. settimes ++;
  683. }
  684. delay_us(1);
  685. }
  686. if (settimes == 0) {
  687. return false;
  688. }else if (settimes == 50) {
  689. return true;
  690. }
  691. //有干扰,do nothing
  692. return false;
  693. }
  694. static bool mc_is_hwbrake(void) {
  695. int count = 50;
  696. int settimes = 0;
  697. while(count-- > 0) {
  698. bool b1 = mc_get_gpio_brake() && mc_get_gpio_brake1();
  699. if (b1) {
  700. settimes ++;
  701. }
  702. delay_us(1);
  703. }
  704. if (settimes == 0) {
  705. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  706. return true;
  707. #else
  708. return false;
  709. #endif
  710. }else if (settimes == 50) {
  711. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  712. return false;
  713. #else
  714. return true;
  715. #endif
  716. }
  717. //有干扰,do nothing
  718. motor.n_brake_errors++;
  719. return false;
  720. }
  721. static void _fan_det_timer_handler(shark_timer_t *t) {
  722. if (t == &_fan_det_timer1) {
  723. motor.fan[0].rpm = 0;
  724. motor.fan[0].det_ts = 0;
  725. }else {
  726. motor.fan[1].rpm = 0;
  727. motor.fan[1].det_ts = 0;
  728. }
  729. }
  730. void Fan_IRQHandler(int idx) {
  731. fan_t *fan = motor.fan + idx;
  732. u32 pre_ts = fan->det_ts;
  733. u32 delta_ts = get_delta_ms(pre_ts);
  734. fan->det_ts = get_tick_ms();
  735. float rpm = 60.0f * 1000 / (float)delta_ts;
  736. LowPass_Filter(fan->rpm, rpm, 0.1f);
  737. if (idx == 0) {
  738. shark_timer_post(&_fan_det_timer1, 100);
  739. }else {
  740. shark_timer_post(&_fan_det_timer2, 100);
  741. }
  742. }
  743. void MC_Brake_IRQHandler(void) {
  744. if (mc_is_hwbrake()) {
  745. motor.b_break = true;
  746. }else {
  747. motor.b_break = false;
  748. }
  749. if (!motor.b_start) {
  750. return;
  751. }
  752. if (motor.b_break) {
  753. PMSM_FOC_Brake(true);
  754. }else {
  755. PMSM_FOC_Brake(false);
  756. }
  757. }
  758. static void _pwm_brake_prot_timer_handler(shark_timer_t *t){
  759. pwm_brake_enable(true);
  760. sys_debug("MC protect error\n");
  761. }
  762. void MC_Protect_IRQHandler(void){
  763. pwm_brake_enable(false);
  764. shark_timer_post(&_brake_prot_timer, 1000);
  765. if (!motor.b_start) {
  766. return;
  767. }
  768. mc_set_critical_error(FOC_CRIT_Phase_Err);
  769. _mc_internal_init(CTRL_MODE_OPEN, false);
  770. adc_stop_convert();
  771. pwm_stop();
  772. PMSM_FOC_Stop();
  773. pwm_up_enable(true);
  774. }
  775. void TIMER_UP_IRQHandler(void){
  776. if (!motor.b_start && !PMSM_FOC_Is_Start()) {
  777. motor_encoder_update();
  778. }
  779. }
  780. measure_time_t g_meas_foc = {.exec_max_time = 20, .intval_max_time = 62, .intval_low_err = 0, .intval_hi_err = 0, .first = true,};
  781. #define TIME_MEATURE_START() time_measure_start(&g_meas_foc)
  782. #define TIME_MEATURE_END() time_measure_end(&g_meas_foc)
  783. /*ADC 电流采集中断,调用FOC的核心处理函数*/
  784. void ADC_IRQHandler(void) {
  785. if (phase_current_offset()) {//check if is adc offset checked
  786. return;
  787. }
  788. if (phase_current_sensor_do_calibrate()){
  789. pwm_update_duty(100, FOC_PWM_Half_Period-100, 100);
  790. pwm_update_sample(FOC_PWM_Half_Period-1, FOC_PWM_Half_Period+1, PHASE_BC);
  791. return;
  792. }
  793. TIME_MEATURE_START();
  794. PMSM_FOC_Schedule();
  795. TIME_MEATURE_END();
  796. }
  797. #ifndef CONFIG_DQ_STEP_RESPONSE
  798. static bool mc_can_stop_foc(void) {
  799. if (mc_throttle_released() && PMSM_FOC_GetSpeed() == 0.0f) {
  800. if (!PMSM_FOC_AutoHoldding() && motor.epm_dir == EPM_Dir_None) {
  801. return true;
  802. }
  803. }
  804. /* 启用无感观测器,同时速度低于观测器允许的最小速度,关闭输出,滑行 */
  805. if (!foc_observer_is_encoder() && PMSM_FOC_GetSpeed() < CONFIG_SMO_MIN_SPEED) {
  806. return true;
  807. }
  808. return false;
  809. }
  810. static bool mc_can_restart_foc(void) {
  811. return (!PMSM_FOC_Is_Start()) && (!mc_throttle_released()) && (!mc_unsafe_critical_error());
  812. }
  813. #endif
  814. static bool mc_run_stall_process(u8 run_mode) {
  815. if ((run_mode == CTRL_MODE_TRQ || run_mode == CTRL_MODE_SPD) && !PMSM_FOC_AutoHoldding()) {
  816. //堵转判断
  817. if (motor.b_runStall) {
  818. if (!mc_throttle_released()) {
  819. return true;
  820. }
  821. motor.runStall_time = 0;
  822. motor.b_runStall = false; //转把释放,清除堵转标志
  823. }else if (PMSM_FOC_Get_Real_Torque() >= CONFIG_STALL_MAX_CURRENT){
  824. if (ABS(PMSM_FOC_GetSpeed()) < 1.0f && (motor.runStall_time == 0)) {
  825. motor.runStall_time = get_tick_ms();
  826. motor.runStall_pos = motor_encoder_get_position();
  827. }
  828. if (motor.runStall_time > 0) {
  829. if (get_delta_ms(motor.runStall_time) >= CONFIG_STALL_MAX_TIME) {
  830. motor.b_runStall = true;
  831. motor.runStall_time = 0;
  832. PMSM_FOC_Set_Torque(0);
  833. torque_reset();
  834. return true;
  835. }
  836. if (ABS(motor.runStall_pos - motor_encoder_get_position()) >= 0.2f) {
  837. motor.runStall_time = 0;
  838. }
  839. }
  840. }else {
  841. motor.runStall_time = 0;
  842. }
  843. }
  844. return false;
  845. }
  846. static void _autohold_beep_timer_handler(shark_timer_t *t) {
  847. gpio_beep(60);
  848. }
  849. static void mc_autohold_process(void) {
  850. if (nv_get_foc_params()->n_autoHold == 0) {
  851. if (PMSM_FOC_AutoHoldding()) {
  852. mc_auto_hold(false);
  853. }
  854. return;
  855. }
  856. if (PMSM_FOC_AutoHoldding()) {
  857. if (!mc_throttle_released()) {
  858. mc_auto_hold(false);
  859. motor.b_wait_brk_release = false;
  860. }else if (!motor.b_break && motor.b_wait_brk_release) {
  861. motor.b_wait_brk_release = false;
  862. }else if (motor.b_break && !motor.b_wait_brk_release) {
  863. mc_auto_hold(false);
  864. }
  865. }
  866. if (!PMSM_FOC_AutoHoldding() && motor.b_break && (motor_encoder_get_speed() < CONFIG_ZERO_SPEED_RPM)) {
  867. if (motor.n_autohold_time == 0) {
  868. motor.n_autohold_time = get_tick_ms();
  869. }else {
  870. if (get_delta_ms(motor.n_autohold_time) >= CONFIG_AUTOHOLD_DETECT_TIME) {
  871. if (mc_auto_hold(true)) {
  872. motor.b_wait_brk_release = true;
  873. shark_timer_post(&_autohold_beep_timer, 0);
  874. }
  875. }
  876. }
  877. }else {
  878. motor.n_autohold_time = 0;
  879. }
  880. }
  881. static void mc_process_throttle_epm(void) {
  882. if (!motor.b_epm_cmd_move) {//通过命令前进后退,不处理转把
  883. if (mc_throttle_released()) {
  884. mc_throttle_epm_move(EPM_Dir_None);
  885. }else {
  886. mc_throttle_epm_move(EPM_Dir_Forward);
  887. }
  888. }
  889. }
  890. /*FOC 的部分处理,比如速度环,状态机,转把采集等*/
  891. measure_time_t g_meas_MCTask;
  892. #define mc_TaskStart time_measure_start(&g_meas_MCTask)
  893. #define mc_TaskEnd time_measure_end(&g_meas_MCTask)
  894. void Sched_MC_mTask(void) {
  895. mc_TaskStart;
  896. adc_vref_filter();
  897. bool is96v_prev = motor.b_is96Mode;
  898. mc_detect_vbus_mode();
  899. u8 runMode = PMSM_FOC_CtrlMode();
  900. /*保护功能*/
  901. bool limted = PMSM_FOC_RunTime_Limit();
  902. /* 母线电流,实际采集的相电流矢量大小的计算 */
  903. PMSM_FOC_Calc_Current();
  904. if (motor.b_calibrate || (motor.mode == CTRL_MODE_OPEN)) {
  905. if (motor.b_force_run) {
  906. if (_force_wait > 0) {
  907. --_force_wait;
  908. }else {
  909. _force_angle += 1.0f;
  910. rand_angle(_force_angle);
  911. PMSM_FOC_Set_Angle(_force_angle);
  912. }
  913. }
  914. mc_TaskEnd;
  915. return;
  916. }
  917. if ((is96v_prev != motor.b_is96Mode) || limted) {
  918. mc_gear_vmode_changed();
  919. }
  920. /* 堵转处理 */
  921. if (mc_run_stall_process(runMode) || (runMode == CTRL_MODE_CURRENT)) {
  922. eCtrl_Running();
  923. PMSM_FOC_Slow_Task();
  924. mc_TaskEnd;
  925. return;
  926. }
  927. if ((runMode != CTRL_MODE_OPEN) || (motor.mode != CTRL_MODE_OPEN)) {
  928. #ifndef CONFIG_DQ_STEP_RESPONSE
  929. mc_autohold_process();
  930. if (motor.mode != CTRL_MODE_OPEN) {
  931. u32 mask;
  932. if (mc_can_stop_foc()) {
  933. if (PMSM_FOC_Is_Start()) {
  934. mask = cpu_enter_critical();
  935. PMSM_FOC_Stop();
  936. pwm_disable_channel();
  937. cpu_exit_critical(mask);
  938. }
  939. }
  940. if (mc_can_restart_foc()) {
  941. mask = cpu_enter_critical();
  942. PMSM_FOC_Start(motor.mode);
  943. mc_gear_vmode_changed();
  944. torque_reset();
  945. pwm_enable_channel();
  946. cpu_exit_critical(mask);
  947. }
  948. }
  949. if (runMode != CTRL_MODE_OPEN) {
  950. eCtrl_Running();
  951. if ((runMode == CTRL_MODE_SPD) && mc_is_epm()) {
  952. mc_process_throttle_epm();
  953. }else {
  954. if (motor.b_ignor_throttle) { //使用软件设置的油门开度
  955. float r = (float)motor.u_throttle_ration/100.0f;
  956. request_torque(r);
  957. }else {
  958. throttle_process(runMode, get_throttle_float());
  959. }
  960. }
  961. PMSM_FOC_Slow_Task();
  962. }
  963. #endif
  964. }
  965. mc_TaskEnd;
  966. }