motor.c 27 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 bool mc_detect_vbus_mode(void) {
  131. #ifdef CONFIG_FORCE_96V_MODE
  132. motor.b_is96Mode = true;
  133. return false;
  134. #else
  135. bool is_96mode = motor.b_is96Mode;
  136. motor.b_is96Mode = get_vbus_int() >= CONFIG_96V_MODE_VOL;
  137. return (is_96mode != motor.b_is96Mode);
  138. #endif
  139. }
  140. static void _mc_internal_init(u8 mode, bool start) {
  141. motor.mode = mode;
  142. motor.throttle = 0;
  143. motor.b_start = start;
  144. motor.b_runStall = false;
  145. motor.runStall_time = 0;
  146. motor.b_epm = false;
  147. motor.b_epm_cmd_move = false;
  148. motor.epm_dir = EPM_Dir_None;
  149. motor.n_autohold_time = 0;
  150. motor.b_auto_hold = 0;
  151. motor.b_break = false;
  152. motor.b_wait_brk_release = false;
  153. motor.b_force_run = false;
  154. motor.b_cruise = false;
  155. }
  156. static void mc_gear_vmode_changed(void) {
  157. mc_gear_t *gears;
  158. if (motor.b_is96Mode) {
  159. gears = &nv_get_gear_configs()->gears_96[0];
  160. }else {
  161. gears = &nv_get_gear_configs()->gears_48[0];
  162. }
  163. //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");
  164. PMSM_FOC_SpeedLimit(gears[motor.n_gear].u_maxRPM);
  165. PMSM_FOC_DCCurrLimit(gears[motor.n_gear].u_maxIdc);
  166. PMSM_FOC_TorqueLimit(gears[motor.n_gear].u_maxTorque);
  167. }
  168. void mc_init(void) {
  169. fan_pwm_init();
  170. adc_init();
  171. pwm_3phase_init();
  172. samples_init();
  173. motor_encoder_init();
  174. foc_command_init();
  175. torque_init();
  176. mc_detect_vbus_mode();
  177. PMSM_FOC_CoreInit();
  178. eCtrl_init(nv_get_foc_params()->n_acc_time, nv_get_foc_params()->n_dec_time);
  179. mc_gpio_init();
  180. limter_set_under_voltage(nv_get_foc_params()->s_minDCVol);
  181. MC_Check_MosVbusThrottle();
  182. sched_timer_enable(CONFIG_SPD_CTRL_US);
  183. shark_task_create(_self_check_task, NULL);
  184. pwm_up_enable(true);
  185. }
  186. motor_t * mc_params(void) {
  187. return &motor;
  188. }
  189. void mc_need_update(void) {
  190. motor.b_updated = true;
  191. }
  192. bool mc_unsafe_critical_error(void) {
  193. u32 err = motor.n_CritiCalErrMask & (~(FOC_Cri_Err_Mask(FOC_CRIT_Fan1_Err)));
  194. err = err & (~(FOC_Cri_Err_Mask(FOC_CRIT_Fan2_Err)));
  195. #ifdef CONFIG_DQ_STEP_RESPONSE
  196. sys_debug("err=0x%x\n", err);
  197. err = err & (~(FOC_Cri_Err_Mask(FOC_CRIT_Encoder_Err)));
  198. sys_debug("err=0x%x\n", err);
  199. #endif
  200. return (err != 0);
  201. }
  202. bool mc_start(u8 mode) {
  203. if (motor.b_start) {
  204. return true;
  205. }
  206. #ifdef CONFIG_DQ_STEP_RESPONSE
  207. mode = CTRL_MODE_CURRENT;
  208. target_d = 0.0f;
  209. target_q = 0.0f;
  210. #endif
  211. mc_detect_vbus_mode();
  212. if (motor.b_lock_motor) {
  213. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  214. return false;
  215. }
  216. MC_Check_MosVbusThrottle();
  217. if (mc_unsafe_critical_error()) {
  218. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  219. return false;
  220. }
  221. if (mode > CTRL_MODE_CURRENT) {
  222. PMSM_FOC_SetErrCode(FOC_Param_Err);
  223. return false;
  224. }
  225. if (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM) {
  226. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  227. return false;
  228. }
  229. if (!mc_throttle_released()) {
  230. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  231. return false;
  232. }
  233. pwm_up_enable(false);
  234. _mc_internal_init(mode, true);
  235. torque_reset();
  236. eCtrl_init(nv_get_foc_params()->n_acc_time, nv_get_foc_params()->n_dec_time);
  237. motor_encoder_start(true);
  238. PMSM_FOC_Start(mode);
  239. PMSM_FOC_RT_LimInit();
  240. pwm_turn_on_low_side();
  241. delay_ms(10);
  242. phase_current_offset_calibrate();
  243. pwm_start();
  244. delay_us(10); //wait for ebrake error
  245. if (mc_unsafe_critical_error()) {
  246. mc_stop();
  247. return false;
  248. }
  249. adc_start_convert();
  250. phase_current_calibrate_wait();
  251. if (phase_curr_offset_check()) {
  252. mc_set_critical_error(FOC_CRIT_CURR_OFF_Err);
  253. mc_stop();
  254. return false;
  255. }
  256. if (mc_is_hwbrake()) {
  257. PMSM_FOC_Brake(true);
  258. }
  259. gpio_beep(200);
  260. return true;
  261. }
  262. bool mc_stop(void) {
  263. if (!motor.b_start) {
  264. return true;
  265. }
  266. if (motor.b_lock_motor) {
  267. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  268. return false;
  269. }
  270. if (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM) {
  271. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  272. return false;
  273. }
  274. if (!mc_throttle_released()) {
  275. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  276. return false;
  277. }
  278. u32 mask = cpu_enter_critical();
  279. _mc_internal_init(CTRL_MODE_OPEN, false);
  280. adc_stop_convert();
  281. pwm_stop();
  282. PMSM_FOC_Stop();
  283. motor_encoder_start(false);
  284. pwm_up_enable(true);
  285. cpu_exit_critical(mask);
  286. return true;
  287. }
  288. bool mc_set_gear(u8 gear) {
  289. if (gear >= CONFIG_MAX_GEAR_NUM) {
  290. PMSM_FOC_SetErrCode(FOC_Param_Err);
  291. return false;
  292. }
  293. if (motor.n_gear != gear) {
  294. motor.n_gear = gear;
  295. u32 mask = cpu_enter_critical();
  296. mc_gear_vmode_changed();
  297. cpu_exit_critical(mask);
  298. }
  299. return true;
  300. }
  301. u8 mc_get_gear(void) {
  302. if (motor.n_gear == 3){
  303. return 0;
  304. }
  305. return motor.n_gear + 1;
  306. }
  307. bool mc_enable_cruise(bool enable) {
  308. if (PMSM_FOC_EnableCruise(enable)) {
  309. motor.b_cruise = enable;
  310. motor.cruise_time = enable?shark_get_seconds():0;
  311. motor.cruise_torque = 0.0f;
  312. return true;
  313. }
  314. return false;
  315. }
  316. bool mc_is_cruise_enabled(void) {
  317. return motor.b_cruise;
  318. }
  319. bool mc_set_cruise_speed(bool rpm_abs, float target_rpm) {
  320. bool ret;
  321. if (rpm_abs) {
  322. ret = PMSM_FOC_Set_CruiseSpeed(target_rpm);
  323. }else {
  324. ret = PMSM_FOC_Set_CruiseSpeed(PMSM_FOC_GetSpeed() + target_rpm);
  325. }
  326. if (ret) {
  327. motor.cruise_time = shark_get_seconds();
  328. motor.cruise_torque = 0.0f;
  329. }
  330. return ret;
  331. }
  332. bool mc_set_foc_mode(u8 mode) {
  333. if (mode == motor.mode) {
  334. return true;
  335. }
  336. if (!motor.b_start) {
  337. return false;
  338. }
  339. u32 mask = cpu_enter_critical();
  340. bool ret = false;
  341. if (PMSM_FOC_SetCtrlMode(mode)) {
  342. motor.mode = mode;
  343. if (mode == CTRL_MODE_OPEN || mode == CTRL_MODE_CURRENT) {
  344. PMSM_FOC_Start(motor.mode);
  345. pwm_enable_channel();
  346. }
  347. ret = true;
  348. }
  349. cpu_exit_critical(mask);
  350. return ret;
  351. }
  352. bool mc_start_epm(bool epm) {
  353. if (motor.b_epm == epm) {
  354. return true;
  355. }
  356. if (!motor.b_start) {
  357. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  358. return false;
  359. }
  360. if (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM) {
  361. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  362. return false;
  363. }
  364. if (!mc_throttle_released()) {
  365. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  366. return false;
  367. }
  368. u32 mask = cpu_enter_critical();
  369. motor.b_epm = epm;
  370. if (epm) {
  371. eCtrl_set_TgtSpeed(0);
  372. motor.mode = CTRL_MODE_SPD;
  373. PMSM_FOC_TorqueLimit(nv_get_foc_params()->s_maxEpmTorqueLim);
  374. PMSM_FOC_SetCtrlMode(CTRL_MODE_SPD);
  375. }else {
  376. motor.epm_dir = EPM_Dir_None;
  377. motor.mode = CTRL_MODE_TRQ;
  378. motor.b_epm_cmd_move = false;
  379. PMSM_FOC_SetCtrlMode(CTRL_MODE_TRQ);
  380. mc_gear_vmode_changed();
  381. }
  382. cpu_exit_critical(mask);
  383. return false;
  384. }
  385. bool mc_is_epm(void) {
  386. return motor.b_epm;
  387. }
  388. bool mc_is_start(void) {
  389. return (motor.b_start || PMSM_FOC_Is_Start());
  390. }
  391. bool mc_start_epm_move(EPM_Dir_t dir, bool is_command) {
  392. if (!motor.b_epm || !motor.b_start) {
  393. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  394. return false;
  395. }
  396. if ((dir == motor.epm_dir) && (is_command == motor.b_epm_cmd_move)) {
  397. return true;
  398. }
  399. u32 mask = cpu_enter_critical();
  400. motor.epm_dir = dir;
  401. if (dir != EPM_Dir_None) {
  402. motor.b_epm_cmd_move = is_command;
  403. if (!PMSM_FOC_Is_Start()) {
  404. PMSM_FOC_Start(motor.mode);
  405. pwm_enable_channel();
  406. }
  407. float rpm = nv_get_foc_params()->s_maxEpmRPM;
  408. if (dir == EPM_Dir_Back) {
  409. rpm = -rpm;
  410. }
  411. sys_debug("rpm %f\n", rpm);
  412. PMSM_FOC_Set_Speed(rpm);
  413. }else {
  414. motor.b_epm_cmd_move = false;
  415. PMSM_FOC_Set_Speed(0);
  416. }
  417. cpu_exit_critical(mask);
  418. return true;
  419. }
  420. void mc_set_fan_duty(u8 duty) {
  421. sys_debug("fan duty %d\n", duty);
  422. if (!fan_pwm_is_running() && duty > 0) {
  423. motor.fan[0].start_ts = get_tick_ms();
  424. motor.fan[1].start_ts = get_tick_ms();
  425. shark_timer_post(&_fan_det_timer1, 5000);
  426. shark_timer_post(&_fan_det_timer2, 5000);
  427. }else if (duty == 0) {
  428. shark_timer_cancel(&_fan_det_timer1);
  429. shark_timer_cancel(&_fan_det_timer2);
  430. }
  431. fan_set_duty(duty);
  432. }
  433. bool mc_command_epm_move(EPM_Dir_t dir) {
  434. return mc_start_epm_move(dir, true);
  435. }
  436. bool mc_throttle_epm_move(EPM_Dir_t dir) {
  437. return mc_start_epm_move(dir, false);
  438. }
  439. extern void sample_test_start(void);
  440. void mc_set_throttle_r(u8 r) {
  441. motor.u_throttle_ration = r;
  442. if (r > 0) {
  443. motor.b_ignor_throttle = true;
  444. mc_clr_critical_error(FOC_CRIT_THRO_Err);
  445. }else {
  446. motor.b_ignor_throttle = false;
  447. }
  448. }
  449. void mc_use_throttle(void) {
  450. motor.b_ignor_throttle = false;
  451. }
  452. void mc_get_running_status(u8 *data) {
  453. data[0] = motor.mode;
  454. data[0] |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  455. data[0] |= (motor.b_break?1:0) << 3;
  456. data[0] |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  457. data[0] |= (motor.b_start?1:0) << 5;
  458. data[0] |= (mc_is_epm()?1:0) << 6;
  459. data[0] |= (motor.b_lock_motor) << 7; //motor locked
  460. }
  461. u16 mc_get_running_status2(void) {
  462. u16 data = 0;
  463. data = motor.n_gear;
  464. data |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  465. data |= (motor.b_break?1:0) << 3;
  466. data |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  467. data |= (motor.b_start?1:0) << 5;
  468. data |= (mc_is_epm()?1:0) << 6;
  469. data |= (motor.b_lock_motor) << 7; //motor locked
  470. data |= (eCtrl_is_eBrk_Running()?1:0) << 8; //能量回收运行标志
  471. data |= ((motor.n_CritiCalErrMask != 0)?1:0) << 9;
  472. data |= (fan_pwm_is_running()?1:0) << 10; //风扇是否运行
  473. data |= (motor.b_runStall?1:0) << 11; //是否堵转
  474. data |= (PMSM_FOC_iDC_is_Limited()?1:0) << 12; //是否欠压限制母线电流
  475. data |= (PMSM_FOC_Torque_is_Limited()?1:0) << 13; //是否高温限扭矩
  476. data |= (motor.b_is96Mode?1:0) << 14; //是否高压模式
  477. return data;
  478. }
  479. static float _force_angle = 0.0f;
  480. static int _force_wait = 2000;
  481. /* 开环,强制给定电角度和DQ的电压 */
  482. void mc_force_run_open(s16 vd, s16 vq) {
  483. if (motor.b_start || motor.b_force_run) {
  484. if (vd == 0 && vq == 0) {
  485. PMSM_FOC_SetOpenVdq(0, 0);
  486. delay_ms(500);
  487. wdog_reload();
  488. adc_stop_convert();
  489. pwm_stop();
  490. PMSM_FOC_Stop();
  491. pwm_up_enable(true);
  492. motor.b_force_run = false;
  493. }
  494. return;
  495. }
  496. if (vd == 0 && vq == 0) {
  497. return;
  498. }
  499. MC_Check_MosVbusThrottle();
  500. if (mc_unsafe_critical_error()) {
  501. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  502. }
  503. pwm_up_enable(false);
  504. pwm_turn_on_low_side();
  505. task_udelay(500);
  506. PMSM_FOC_Start(CTRL_MODE_OPEN);
  507. phase_current_offset_calibrate();
  508. pwm_start();
  509. adc_start_convert();
  510. pwm_enable_channel();
  511. phase_current_calibrate_wait();
  512. PMSM_FOC_Set_Angle(0);
  513. PMSM_FOC_SetOpenVdq(vd, 0);
  514. _force_wait = 2000;
  515. motor.b_force_run = true;
  516. }
  517. void mc_encoder_off_calibrate(s16 vd) {
  518. if (motor.b_start || motor.b_calibrate) {
  519. return;
  520. }
  521. motor.b_calibrate = true;
  522. pwm_up_enable(false);
  523. pwm_turn_on_low_side();
  524. task_udelay(500);
  525. PMSM_FOC_Start(CTRL_MODE_OPEN);
  526. phase_current_offset_calibrate();
  527. pwm_start();
  528. adc_start_convert();
  529. phase_current_calibrate_wait();
  530. PMSM_FOC_Set_Angle(0);
  531. PMSM_FOC_SetOpenVdq(vd, 0);
  532. delay_ms(2000);
  533. motor_encoder_set_direction(POSITIVE);
  534. for (int i = 0; i < 200; i++) {
  535. for (float angle = 0; angle < 360; angle++) {
  536. PMSM_FOC_Set_Angle(angle);
  537. delay_ms(1);
  538. if (i > 20) {
  539. motor_encoder_offset(angle);
  540. }
  541. }
  542. wdog_reload();
  543. if (motor_encoder_offset_is_finish()) {
  544. break;
  545. }
  546. }
  547. motor_encoder_set_direction(NEGATIVE);
  548. delay_ms(100);
  549. for (int i = 0; i < 200; i++) {
  550. for (float angle = 360; angle > 0; angle--) {
  551. PMSM_FOC_Set_Angle(angle);
  552. delay_ms(1);
  553. if (i > 10) {
  554. motor_encoder_offset(angle);
  555. }
  556. }
  557. wdog_reload();
  558. if (motor_encoder_offset_is_finish()) {
  559. break;
  560. }
  561. }
  562. delay_ms(500);
  563. PMSM_FOC_SetOpenVdq(0, 0);
  564. delay_ms(500);
  565. wdog_reload();
  566. adc_stop_convert();
  567. pwm_stop();
  568. PMSM_FOC_Stop();
  569. pwm_up_enable(true);
  570. motor_encoder_data_upload();
  571. motor.b_calibrate = false;
  572. }
  573. static void _encoder_zero_off_timer_handler(shark_timer_t *t){
  574. if (!motor.b_calibrate) {
  575. return;
  576. }
  577. float enc_off = 0.0f;
  578. float phase = motor_encoder_zero_phase_detect(&enc_off);
  579. PMSM_FOC_SetOpenVdq(0, 0);
  580. delay_ms(50);
  581. adc_stop_convert();
  582. pwm_stop();
  583. PMSM_FOC_Stop();
  584. _mc_internal_init(CTRL_MODE_OPEN, false);
  585. motor.b_calibrate = false;
  586. if (phase != INVALID_ANGLE) {
  587. nv_save_angle_offset(phase);
  588. }
  589. }
  590. bool mc_encoder_zero_calibrate(s16 vd) {
  591. if (motor.b_calibrate) {
  592. if (vd == 0) {
  593. encoder_clear_cnt_offset();
  594. shark_timer_cancel(&_encoder_zero_off_timer);
  595. PMSM_FOC_SetOpenVdq(0, 0);
  596. delay_ms(500);
  597. adc_stop_convert();
  598. pwm_stop();
  599. PMSM_FOC_Stop();
  600. _mc_internal_init(CTRL_MODE_OPEN, false);
  601. motor.b_calibrate = false;
  602. }
  603. return true;
  604. }
  605. encoder_clear_cnt_offset();
  606. MC_Check_MosVbusThrottle();
  607. if (mc_unsafe_critical_error()) {
  608. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  609. return false;
  610. }
  611. _mc_internal_init(CTRL_MODE_OPEN, true);
  612. motor.b_calibrate = true;
  613. pwm_turn_on_low_side();
  614. task_udelay(500);
  615. PMSM_FOC_Start(CTRL_MODE_OPEN);
  616. phase_current_offset_calibrate();
  617. pwm_start();
  618. adc_start_convert();
  619. pwm_enable_channel();
  620. phase_current_calibrate_wait();
  621. PMSM_FOC_Set_Angle(0);
  622. PMSM_FOC_SetOpenVdq(vd, 0);
  623. shark_timer_post(&_encoder_zero_off_timer, 6*1000);
  624. return true;
  625. }
  626. bool mc_current_sensor_calibrate(float current) {
  627. if (!mc_start(CTRL_MODE_OPEN)) {
  628. return false;
  629. }
  630. phase_current_sensor_start_calibrate(current);
  631. phase_current_calibrate_wait();
  632. return true;
  633. }
  634. bool mc_lock_motor(bool lock) {
  635. if (motor.b_lock_motor == lock) {
  636. return true;
  637. }
  638. int ret = true;
  639. u32 mask = cpu_enter_critical();
  640. if (motor.b_start) {
  641. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  642. ret = false;
  643. goto ml_ex_cri;
  644. }
  645. if (lock && (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM)) {
  646. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  647. ret = false;
  648. goto ml_ex_cri;
  649. }
  650. motor.b_lock_motor = lock;
  651. if (lock) {
  652. pwm_start();
  653. pwm_update_duty(FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2);
  654. pwm_enable_channel();
  655. }else {
  656. pwm_stop();
  657. }
  658. ml_ex_cri:
  659. cpu_exit_critical(mask);
  660. return ret;
  661. }
  662. bool mc_auto_hold(bool hold) {
  663. if (motor.b_auto_hold == hold) {
  664. return true;
  665. }
  666. if (nv_get_foc_params()->n_autoHold == 0) {
  667. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  668. return false;
  669. }
  670. if (!motor.b_start) {
  671. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  672. return false;
  673. }
  674. if (hold && !mc_throttle_released()) {
  675. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  676. return false;
  677. }
  678. u32 mask = cpu_enter_critical();
  679. motor.b_auto_hold = hold;
  680. if (!PMSM_FOC_Is_Start()) {
  681. PMSM_FOC_Start(motor.mode);
  682. PMSM_FOC_AutoHold(hold);
  683. pwm_enable_channel();
  684. }else {
  685. PMSM_FOC_AutoHold(hold);
  686. }
  687. cpu_exit_critical(mask);
  688. return true;
  689. }
  690. void mc_set_critical_error(u8 err) {
  691. motor.n_CritiCalErrMask |= (1u << err);
  692. }
  693. void mc_clr_critical_error(u8 err) {
  694. motor.n_CritiCalErrMask &= ~(1u << err);
  695. }
  696. u32 mc_get_critical_error(void) {
  697. return motor.n_CritiCalErrMask;
  698. }
  699. bool mc_throttle_released(void) {
  700. if (motor.b_ignor_throttle) {
  701. return motor.u_throttle_ration == 0;
  702. }
  703. return get_throttle_float() <= nv_get_foc_params()->n_startThroVol;
  704. }
  705. static bool mc_is_gpio_mlock(void) {
  706. int count = 50;
  707. int settimes = 0;
  708. while(count-- > 0) {
  709. bool b1 = gpio_motor_locked();
  710. if (b1) {
  711. settimes ++;
  712. }
  713. delay_us(1);
  714. }
  715. if (settimes == 0) {
  716. return false;
  717. }else if (settimes == 50) {
  718. return true;
  719. }
  720. //有干扰,do nothing
  721. return false;
  722. }
  723. static bool mc_is_hwbrake(void) {
  724. int count = 50;
  725. int settimes = 0;
  726. while(count-- > 0) {
  727. bool b1 = mc_get_gpio_brake() && mc_get_gpio_brake1();
  728. if (b1) {
  729. settimes ++;
  730. }
  731. delay_us(1);
  732. }
  733. if (settimes == 0) {
  734. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  735. return true;
  736. #else
  737. return false;
  738. #endif
  739. }else if (settimes == 50) {
  740. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  741. return false;
  742. #else
  743. return true;
  744. #endif
  745. }
  746. //有干扰,do nothing
  747. motor.n_brake_errors++;
  748. return false;
  749. }
  750. static void _fan_det_timer_handler(shark_timer_t *t) {
  751. if (t == &_fan_det_timer1) {
  752. motor.fan[0].rpm = 0;
  753. motor.fan[0].det_ts = 0;
  754. }else {
  755. motor.fan[1].rpm = 0;
  756. motor.fan[1].det_ts = 0;
  757. }
  758. }
  759. void Fan_IRQHandler(int idx) {
  760. fan_t *fan = motor.fan + idx;
  761. u32 pre_ts = fan->det_ts;
  762. u32 delta_ts = get_delta_ms(pre_ts);
  763. fan->det_ts = get_tick_ms();
  764. float rpm = 60.0f * 1000 / (float)delta_ts;
  765. LowPass_Filter(fan->rpm, rpm, 0.1f);
  766. if (idx == 0) {
  767. shark_timer_post(&_fan_det_timer1, 100);
  768. }else {
  769. shark_timer_post(&_fan_det_timer2, 100);
  770. }
  771. }
  772. void MC_Brake_IRQHandler(void) {
  773. if (mc_is_hwbrake()) {
  774. motor.b_break = true;
  775. }else {
  776. motor.b_break = false;
  777. }
  778. if (!motor.b_start) {
  779. return;
  780. }
  781. if (motor.b_break) {
  782. PMSM_FOC_Brake(true);
  783. }else {
  784. PMSM_FOC_Brake(false);
  785. }
  786. }
  787. static void _pwm_brake_prot_timer_handler(shark_timer_t *t){
  788. pwm_brake_enable(true);
  789. sys_debug("MC protect error\n");
  790. }
  791. void MC_Protect_IRQHandler(void){
  792. pwm_brake_enable(false);
  793. shark_timer_post(&_brake_prot_timer, 1000);
  794. if (!motor.b_start) {
  795. return;
  796. }
  797. mc_set_critical_error(FOC_CRIT_Phase_Err);
  798. _mc_internal_init(CTRL_MODE_OPEN, false);
  799. adc_stop_convert();
  800. pwm_stop();
  801. PMSM_FOC_Stop();
  802. pwm_up_enable(true);
  803. }
  804. void TIMER_UP_IRQHandler(void){
  805. if (!motor.b_start && !PMSM_FOC_Is_Start()) {
  806. motor_encoder_update();
  807. }
  808. }
  809. measure_time_t g_meas_foc = {.exec_max_time = 20, .intval_max_time = 62, .intval_low_err = 0, .intval_hi_err = 0, .first = true,};
  810. #define TIME_MEATURE_START() time_measure_start(&g_meas_foc)
  811. #define TIME_MEATURE_END() time_measure_end(&g_meas_foc)
  812. /*ADC 电流采集中断,调用FOC的核心处理函数*/
  813. void ADC_IRQHandler(void) {
  814. if (phase_current_offset()) {//check if is adc offset checked
  815. return;
  816. }
  817. if (phase_current_sensor_do_calibrate()){
  818. pwm_update_duty(100, FOC_PWM_Half_Period-100, 100);
  819. pwm_update_sample(FOC_PWM_Half_Period-1, FOC_PWM_Half_Period+1, PHASE_BC);
  820. return;
  821. }
  822. TIME_MEATURE_START();
  823. PMSM_FOC_Schedule();
  824. TIME_MEATURE_END();
  825. }
  826. #ifndef CONFIG_DQ_STEP_RESPONSE
  827. static bool mc_can_stop_foc(void) {
  828. if (mc_throttle_released() && PMSM_FOC_GetSpeed() == 0.0f) {
  829. if (!PMSM_FOC_AutoHoldding() && motor.epm_dir == EPM_Dir_None) {
  830. return true;
  831. }
  832. }
  833. /* 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 */
  834. if (!foc_observer_is_encoder() && PMSM_FOC_GetSpeed() < CONFIG_SMO_MIN_SPEED) {
  835. return true;
  836. }
  837. return false;
  838. }
  839. static bool mc_can_restart_foc(void) {
  840. return (!PMSM_FOC_Is_Start()) && (!mc_throttle_released()) && (!mc_unsafe_critical_error());
  841. }
  842. #endif
  843. static bool mc_run_stall_process(u8 run_mode) {
  844. if ((run_mode == CTRL_MODE_TRQ || run_mode == CTRL_MODE_SPD) && !PMSM_FOC_AutoHoldding()) {
  845. //堵转判断
  846. if (motor.b_runStall) {
  847. if (!mc_throttle_released()) {
  848. return true;
  849. }
  850. motor.runStall_time = 0;
  851. motor.b_runStall = false; //转把释放,清除堵转标志
  852. }else if (PMSM_FOC_Get_Real_Torque() >= CONFIG_STALL_MAX_CURRENT){
  853. if (ABS(PMSM_FOC_GetSpeed()) < 1.0f && (motor.runStall_time == 0)) {
  854. motor.runStall_time = get_tick_ms();
  855. motor.runStall_pos = motor_encoder_get_position();
  856. }
  857. if (motor.runStall_time > 0) {
  858. if (get_delta_ms(motor.runStall_time) >= CONFIG_STALL_MAX_TIME) {
  859. motor.b_runStall = true;
  860. motor.runStall_time = 0;
  861. PMSM_FOC_Set_Torque(0);
  862. torque_reset();
  863. return true;
  864. }
  865. if (ABS(motor.runStall_pos - motor_encoder_get_position()) >= 0.2f) {
  866. motor.runStall_time = 0;
  867. }
  868. }
  869. }else {
  870. motor.runStall_time = 0;
  871. }
  872. }
  873. return false;
  874. }
  875. static void _autohold_beep_timer_handler(shark_timer_t *t) {
  876. gpio_beep(60);
  877. }
  878. static void mc_autohold_process(void) {
  879. if (nv_get_foc_params()->n_autoHold == 0) {
  880. if (PMSM_FOC_AutoHoldding()) {
  881. mc_auto_hold(false);
  882. }
  883. return;
  884. }
  885. if (PMSM_FOC_AutoHoldding()) {
  886. if (!mc_throttle_released()) {
  887. mc_auto_hold(false);
  888. motor.b_wait_brk_release = false;
  889. }else if (!motor.b_break && motor.b_wait_brk_release) {
  890. motor.b_wait_brk_release = false;
  891. }else if (motor.b_break && !motor.b_wait_brk_release) {
  892. mc_auto_hold(false);
  893. }
  894. }
  895. if (!PMSM_FOC_AutoHoldding() && motor.b_break && (motor_encoder_get_speed() < CONFIG_ZERO_SPEED_RPM)) {
  896. if (motor.n_autohold_time == 0) {
  897. motor.n_autohold_time = get_tick_ms();
  898. }else {
  899. if (get_delta_ms(motor.n_autohold_time) >= CONFIG_AUTOHOLD_DETECT_TIME) {
  900. if (mc_auto_hold(true)) {
  901. motor.b_wait_brk_release = true;
  902. shark_timer_post(&_autohold_beep_timer, 0);
  903. }
  904. }
  905. }
  906. }else {
  907. motor.n_autohold_time = 0;
  908. }
  909. }
  910. static void mc_process_throttle_epm(void) {
  911. if (!motor.b_epm_cmd_move) {//通过命令前进后退,不处理转把
  912. if (mc_throttle_released()) {
  913. mc_throttle_epm_move(EPM_Dir_None);
  914. }else {
  915. mc_throttle_epm_move(EPM_Dir_Forward);
  916. }
  917. }
  918. }
  919. static bool mc_process_force_running(void) {
  920. if (motor.b_calibrate || (motor.mode == CTRL_MODE_OPEN)) {
  921. if (motor.b_force_run) {
  922. if (_force_wait > 0) {
  923. --_force_wait;
  924. }else {
  925. _force_angle += 1.0f;
  926. rand_angle(_force_angle);
  927. PMSM_FOC_Set_Angle(_force_angle);
  928. }
  929. }
  930. return true;
  931. }
  932. return false;
  933. }
  934. #ifdef CONFIG_CRUISE_ENABLE_ACCL
  935. static void mc_process_curise(void) {
  936. if (motor.b_cruise) {
  937. if (PMSM_FOC_GetSpeed() < CONFIG_MIN_CRUISE_RPM) {
  938. mc_enable_cruise(false);
  939. return;
  940. }
  941. if (PMSM_FOC_Is_CruiseEnabled()) {
  942. if ((shark_get_seconds() - motor.cruise_time >= 3) && motor.cruise_torque == 0.0f) {
  943. motor.cruise_torque = PMSM_FOC_Get()->in.s_targetTorque;
  944. }else if (motor.cruise_torque > 0.0f){
  945. float trq_req = get_thro_request_torque();
  946. if (trq_req > motor.cruise_torque * 1.2f) {
  947. PMSM_FOC_PauseCruise(); //需要加速,暂停定速巡航
  948. }
  949. }
  950. }else {
  951. float trq_req = get_thro_request_torque();
  952. if (trq_req <= motor.cruise_torque * 1.1f) {
  953. PMSM_FOC_ResumeCruise(); //重新开始定速巡航,巡航速度还是前一次定速巡航给的速度
  954. motor.cruise_time = shark_get_seconds();
  955. }
  956. }
  957. }
  958. }
  959. #endif
  960. /*FOC 的部分处理,比如速度环,状态机,转把采集等*/
  961. measure_time_t g_meas_MCTask;
  962. #define mc_TaskStart time_measure_start(&g_meas_MCTask)
  963. #define mc_TaskEnd time_measure_end(&g_meas_MCTask)
  964. void Sched_MC_mTask(void) {
  965. mc_TaskStart;
  966. adc_vref_filter();
  967. #ifdef CONFIG_CRUISE_ENABLE_ACCL
  968. mc_process_curise();
  969. #endif
  970. u8 runMode = PMSM_FOC_CtrlMode();
  971. /*保护功能*/
  972. bool limted = PMSM_FOC_RunTime_Limit();
  973. /* 母线电流,实际采集的相电流矢量大小的计算 */
  974. PMSM_FOC_Calc_Current();
  975. if (mc_process_force_running()) {
  976. mc_TaskEnd;
  977. return;
  978. }
  979. if (mc_detect_vbus_mode() || limted) {
  980. mc_gear_vmode_changed();
  981. }
  982. /* 堵转处理 */
  983. if (mc_run_stall_process(runMode) || (runMode == CTRL_MODE_CURRENT)) {
  984. eCtrl_Running();
  985. PMSM_FOC_Slow_Task();
  986. mc_TaskEnd;
  987. return;
  988. }
  989. if ((runMode != CTRL_MODE_OPEN) || (motor.mode != CTRL_MODE_OPEN)) {
  990. #ifndef CONFIG_DQ_STEP_RESPONSE
  991. mc_autohold_process();
  992. if (motor.mode != CTRL_MODE_OPEN) {
  993. u32 mask;
  994. if (mc_can_stop_foc()) {
  995. if (PMSM_FOC_Is_Start()) {
  996. mask = cpu_enter_critical();
  997. PMSM_FOC_Stop();
  998. pwm_disable_channel();
  999. cpu_exit_critical(mask);
  1000. }
  1001. }
  1002. if (mc_can_restart_foc()) {
  1003. mask = cpu_enter_critical();
  1004. PMSM_FOC_Start(motor.mode);
  1005. mc_gear_vmode_changed();
  1006. torque_reset();
  1007. pwm_enable_channel();
  1008. cpu_exit_critical(mask);
  1009. }
  1010. }
  1011. if (runMode != CTRL_MODE_OPEN) {
  1012. eCtrl_Running();
  1013. if ((runMode == CTRL_MODE_SPD) && mc_is_epm()) {
  1014. mc_process_throttle_epm();
  1015. }else {
  1016. if (motor.b_ignor_throttle) { //使用软件设置的油门开度
  1017. float r = (float)motor.u_throttle_ration/100.0f;
  1018. request_torque(r);
  1019. }else {
  1020. throttle_process(runMode, get_throttle_float());
  1021. }
  1022. }
  1023. PMSM_FOC_Slow_Task();
  1024. }
  1025. #endif
  1026. }
  1027. mc_TaskEnd;
  1028. }