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_foc_mode(u8 mode) {
  320. if (mode == motor.mode) {
  321. return true;
  322. }
  323. if (!motor.b_start) {
  324. return false;
  325. }
  326. u32 mask = cpu_enter_critical();
  327. bool ret = false;
  328. if (PMSM_FOC_SetCtrlMode(mode)) {
  329. motor.mode = mode;
  330. if (mode == CTRL_MODE_OPEN || mode == CTRL_MODE_CURRENT) {
  331. PMSM_FOC_Start(motor.mode);
  332. pwm_enable_channel();
  333. }
  334. ret = true;
  335. }
  336. cpu_exit_critical(mask);
  337. return ret;
  338. }
  339. bool mc_start_epm(bool epm) {
  340. if (motor.b_epm == epm) {
  341. return true;
  342. }
  343. if (!motor.b_start) {
  344. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  345. return false;
  346. }
  347. if (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM) {
  348. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  349. return false;
  350. }
  351. if (!mc_throttle_released()) {
  352. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  353. return false;
  354. }
  355. u32 mask = cpu_enter_critical();
  356. motor.b_epm = epm;
  357. if (epm) {
  358. eCtrl_set_TgtSpeed(0);
  359. motor.mode = CTRL_MODE_SPD;
  360. PMSM_FOC_TorqueLimit(nv_get_foc_params()->s_maxEpmTorqueLim);
  361. PMSM_FOC_SetCtrlMode(CTRL_MODE_SPD);
  362. }else {
  363. motor.epm_dir = EPM_Dir_None;
  364. motor.mode = CTRL_MODE_TRQ;
  365. motor.b_epm_cmd_move = false;
  366. PMSM_FOC_SetCtrlMode(CTRL_MODE_TRQ);
  367. mc_gear_vmode_changed();
  368. }
  369. cpu_exit_critical(mask);
  370. return false;
  371. }
  372. bool mc_is_epm(void) {
  373. return motor.b_epm;
  374. }
  375. bool mc_is_start(void) {
  376. return (motor.b_start || PMSM_FOC_Is_Start());
  377. }
  378. bool mc_start_epm_move(EPM_Dir_t dir, bool is_command) {
  379. if (!motor.b_epm || !motor.b_start) {
  380. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  381. return false;
  382. }
  383. if ((dir == motor.epm_dir) && (is_command == motor.b_epm_cmd_move)) {
  384. return true;
  385. }
  386. u32 mask = cpu_enter_critical();
  387. motor.epm_dir = dir;
  388. if (dir != EPM_Dir_None) {
  389. motor.b_epm_cmd_move = is_command;
  390. if (!PMSM_FOC_Is_Start()) {
  391. PMSM_FOC_Start(motor.mode);
  392. pwm_enable_channel();
  393. }
  394. float rpm = nv_get_foc_params()->s_maxEpmRPM;
  395. if (dir == EPM_Dir_Back) {
  396. rpm = -rpm;
  397. }
  398. sys_debug("rpm %f\n", rpm);
  399. PMSM_FOC_Set_Speed(rpm);
  400. }else {
  401. motor.b_epm_cmd_move = false;
  402. PMSM_FOC_Set_Speed(0);
  403. }
  404. cpu_exit_critical(mask);
  405. return true;
  406. }
  407. void mc_set_fan_duty(u8 duty) {
  408. sys_debug("fan duty %d\n", duty);
  409. if (!fan_pwm_is_running() && duty > 0) {
  410. motor.fan[0].start_ts = get_tick_ms();
  411. motor.fan[1].start_ts = get_tick_ms();
  412. shark_timer_post(&_fan_det_timer1, 5000);
  413. shark_timer_post(&_fan_det_timer2, 5000);
  414. }else if (duty == 0) {
  415. shark_timer_cancel(&_fan_det_timer1);
  416. shark_timer_cancel(&_fan_det_timer2);
  417. }
  418. fan_set_duty(duty);
  419. }
  420. bool mc_command_epm_move(EPM_Dir_t dir) {
  421. return mc_start_epm_move(dir, true);
  422. }
  423. bool mc_throttle_epm_move(EPM_Dir_t dir) {
  424. return mc_start_epm_move(dir, false);
  425. }
  426. extern void sample_test_start(void);
  427. void mc_set_throttle_r(u8 r) {
  428. motor.u_throttle_ration = r;
  429. if (r > 0) {
  430. motor.b_ignor_throttle = true;
  431. mc_clr_critical_error(FOC_CRIT_THRO_Err);
  432. }else {
  433. motor.b_ignor_throttle = false;
  434. }
  435. }
  436. void mc_use_throttle(void) {
  437. motor.b_ignor_throttle = false;
  438. }
  439. void mc_get_running_status(u8 *data) {
  440. data[0] = motor.mode;
  441. data[0] |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  442. data[0] |= (motor.b_break?1:0) << 3;
  443. data[0] |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  444. data[0] |= (motor.b_start?1:0) << 5;
  445. data[0] |= (mc_is_epm()?1:0) << 6;
  446. data[0] |= (motor.b_lock_motor) << 7; //motor locked
  447. }
  448. u16 mc_get_running_status2(void) {
  449. u16 data = 0;
  450. data = motor.n_gear;
  451. data |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  452. data |= (motor.b_break?1:0) << 3;
  453. data |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  454. data |= (motor.b_start?1:0) << 5;
  455. data |= (mc_is_epm()?1:0) << 6;
  456. data |= (motor.b_lock_motor) << 7; //motor locked
  457. data |= (eCtrl_is_eBrk_Running()?1:0) << 8; //能量回收运行标志
  458. data |= ((motor.n_CritiCalErrMask != 0)?1:0) << 9;
  459. data |= (fan_pwm_is_running()?1:0) << 10; //风扇是否运行
  460. data |= (motor.b_runStall?1:0) << 11; //是否堵转
  461. data |= (PMSM_FOC_iDC_is_Limited()?1:0) << 12; //是否欠压限制母线电流
  462. data |= (PMSM_FOC_Torque_is_Limited()?1:0) << 13; //是否高温限扭矩
  463. data |= (motor.b_is96Mode?1:0) << 14; //是否高压模式
  464. return data;
  465. }
  466. static float _force_angle = 0.0f;
  467. static int _force_wait = 2000;
  468. /* 开环,强制给定电角度和DQ的电压 */
  469. void mc_force_run_open(s16 vd, s16 vq) {
  470. if (motor.b_start || motor.b_force_run) {
  471. if (vd == 0 && vq == 0) {
  472. PMSM_FOC_SetOpenVdq(0, 0);
  473. delay_ms(500);
  474. wdog_reload();
  475. adc_stop_convert();
  476. pwm_stop();
  477. PMSM_FOC_Stop();
  478. pwm_up_enable(true);
  479. motor.b_force_run = false;
  480. }
  481. return;
  482. }
  483. if (vd == 0 && vq == 0) {
  484. return;
  485. }
  486. MC_Check_MosVbusThrottle();
  487. if (mc_unsafe_critical_error()) {
  488. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  489. }
  490. pwm_up_enable(false);
  491. pwm_turn_on_low_side();
  492. task_udelay(500);
  493. PMSM_FOC_Start(CTRL_MODE_OPEN);
  494. phase_current_offset_calibrate();
  495. pwm_start();
  496. adc_start_convert();
  497. pwm_enable_channel();
  498. phase_current_calibrate_wait();
  499. PMSM_FOC_Set_Angle(0);
  500. PMSM_FOC_SetOpenVdq(vd, 0);
  501. _force_wait = 2000;
  502. motor.b_force_run = true;
  503. }
  504. void mc_encoder_off_calibrate(s16 vd) {
  505. if (motor.b_start || motor.b_calibrate) {
  506. return;
  507. }
  508. motor.b_calibrate = true;
  509. pwm_up_enable(false);
  510. pwm_turn_on_low_side();
  511. task_udelay(500);
  512. PMSM_FOC_Start(CTRL_MODE_OPEN);
  513. phase_current_offset_calibrate();
  514. pwm_start();
  515. adc_start_convert();
  516. phase_current_calibrate_wait();
  517. PMSM_FOC_Set_Angle(0);
  518. PMSM_FOC_SetOpenVdq(vd, 0);
  519. delay_ms(2000);
  520. motor_encoder_set_direction(POSITIVE);
  521. for (int i = 0; i < 200; i++) {
  522. for (float angle = 0; angle < 360; angle++) {
  523. PMSM_FOC_Set_Angle(angle);
  524. delay_ms(1);
  525. if (i > 20) {
  526. motor_encoder_offset(angle);
  527. }
  528. }
  529. wdog_reload();
  530. if (motor_encoder_offset_is_finish()) {
  531. break;
  532. }
  533. }
  534. motor_encoder_set_direction(NEGATIVE);
  535. delay_ms(100);
  536. for (int i = 0; i < 200; i++) {
  537. for (float angle = 360; angle > 0; angle--) {
  538. PMSM_FOC_Set_Angle(angle);
  539. delay_ms(1);
  540. if (i > 10) {
  541. motor_encoder_offset(angle);
  542. }
  543. }
  544. wdog_reload();
  545. if (motor_encoder_offset_is_finish()) {
  546. break;
  547. }
  548. }
  549. delay_ms(500);
  550. PMSM_FOC_SetOpenVdq(0, 0);
  551. delay_ms(500);
  552. wdog_reload();
  553. adc_stop_convert();
  554. pwm_stop();
  555. PMSM_FOC_Stop();
  556. pwm_up_enable(true);
  557. motor_encoder_data_upload();
  558. motor.b_calibrate = false;
  559. }
  560. static void _encoder_zero_off_timer_handler(shark_timer_t *t){
  561. if (!motor.b_calibrate) {
  562. return;
  563. }
  564. float enc_off = 0.0f;
  565. float phase = motor_encoder_zero_phase_detect(&enc_off);
  566. PMSM_FOC_SetOpenVdq(0, 0);
  567. delay_ms(50);
  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. if (phase != INVALID_ANGLE) {
  574. nv_save_angle_offset(phase);
  575. }
  576. }
  577. bool mc_encoder_zero_calibrate(s16 vd) {
  578. if (motor.b_calibrate) {
  579. if (vd == 0) {
  580. encoder_clear_cnt_offset();
  581. shark_timer_cancel(&_encoder_zero_off_timer);
  582. PMSM_FOC_SetOpenVdq(0, 0);
  583. delay_ms(500);
  584. adc_stop_convert();
  585. pwm_stop();
  586. PMSM_FOC_Stop();
  587. _mc_internal_init(CTRL_MODE_OPEN, false);
  588. motor.b_calibrate = false;
  589. }
  590. return true;
  591. }
  592. encoder_clear_cnt_offset();
  593. MC_Check_MosVbusThrottle();
  594. if (mc_unsafe_critical_error()) {
  595. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  596. return false;
  597. }
  598. _mc_internal_init(CTRL_MODE_OPEN, true);
  599. motor.b_calibrate = true;
  600. pwm_turn_on_low_side();
  601. task_udelay(500);
  602. PMSM_FOC_Start(CTRL_MODE_OPEN);
  603. phase_current_offset_calibrate();
  604. pwm_start();
  605. adc_start_convert();
  606. pwm_enable_channel();
  607. phase_current_calibrate_wait();
  608. PMSM_FOC_Set_Angle(0);
  609. PMSM_FOC_SetOpenVdq(vd, 0);
  610. shark_timer_post(&_encoder_zero_off_timer, 6*1000);
  611. return true;
  612. }
  613. bool mc_current_sensor_calibrate(float current) {
  614. if (!mc_start(CTRL_MODE_OPEN)) {
  615. return false;
  616. }
  617. phase_current_sensor_start_calibrate(current);
  618. phase_current_calibrate_wait();
  619. return true;
  620. }
  621. bool mc_lock_motor(bool lock) {
  622. if (motor.b_lock_motor == lock) {
  623. return true;
  624. }
  625. int ret = true;
  626. u32 mask = cpu_enter_critical();
  627. if (motor.b_start) {
  628. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  629. ret = false;
  630. goto ml_ex_cri;
  631. }
  632. if (lock && (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM)) {
  633. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  634. ret = false;
  635. goto ml_ex_cri;
  636. }
  637. motor.b_lock_motor = lock;
  638. if (lock) {
  639. pwm_start();
  640. pwm_update_duty(FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2);
  641. pwm_enable_channel();
  642. }else {
  643. pwm_stop();
  644. }
  645. ml_ex_cri:
  646. cpu_exit_critical(mask);
  647. return ret;
  648. }
  649. bool mc_auto_hold(bool hold) {
  650. if (motor.b_auto_hold == hold) {
  651. return true;
  652. }
  653. if (nv_get_foc_params()->n_autoHold == 0) {
  654. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  655. return false;
  656. }
  657. if (!motor.b_start) {
  658. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  659. return false;
  660. }
  661. if (hold && !mc_throttle_released()) {
  662. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  663. return false;
  664. }
  665. u32 mask = cpu_enter_critical();
  666. motor.b_auto_hold = hold;
  667. if (!PMSM_FOC_Is_Start()) {
  668. PMSM_FOC_Start(motor.mode);
  669. PMSM_FOC_AutoHold(hold);
  670. pwm_enable_channel();
  671. }else {
  672. PMSM_FOC_AutoHold(hold);
  673. }
  674. cpu_exit_critical(mask);
  675. return true;
  676. }
  677. void mc_set_critical_error(u8 err) {
  678. motor.n_CritiCalErrMask |= (1u << err);
  679. }
  680. void mc_clr_critical_error(u8 err) {
  681. motor.n_CritiCalErrMask &= ~(1u << err);
  682. }
  683. u32 mc_get_critical_error(void) {
  684. return motor.n_CritiCalErrMask;
  685. }
  686. bool mc_throttle_released(void) {
  687. if (motor.b_ignor_throttle) {
  688. return motor.u_throttle_ration == 0;
  689. }
  690. return get_throttle_float() <= nv_get_foc_params()->n_startThroVol;
  691. }
  692. static bool mc_is_gpio_mlock(void) {
  693. int count = 50;
  694. int settimes = 0;
  695. while(count-- > 0) {
  696. bool b1 = gpio_motor_locked();
  697. if (b1) {
  698. settimes ++;
  699. }
  700. delay_us(1);
  701. }
  702. if (settimes == 0) {
  703. return false;
  704. }else if (settimes == 50) {
  705. return true;
  706. }
  707. //有干扰,do nothing
  708. return false;
  709. }
  710. static bool mc_is_hwbrake(void) {
  711. int count = 50;
  712. int settimes = 0;
  713. while(count-- > 0) {
  714. bool b1 = mc_get_gpio_brake() && mc_get_gpio_brake1();
  715. if (b1) {
  716. settimes ++;
  717. }
  718. delay_us(1);
  719. }
  720. if (settimes == 0) {
  721. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  722. return true;
  723. #else
  724. return false;
  725. #endif
  726. }else if (settimes == 50) {
  727. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  728. return false;
  729. #else
  730. return true;
  731. #endif
  732. }
  733. //有干扰,do nothing
  734. motor.n_brake_errors++;
  735. return false;
  736. }
  737. static void _fan_det_timer_handler(shark_timer_t *t) {
  738. if (t == &_fan_det_timer1) {
  739. motor.fan[0].rpm = 0;
  740. motor.fan[0].det_ts = 0;
  741. }else {
  742. motor.fan[1].rpm = 0;
  743. motor.fan[1].det_ts = 0;
  744. }
  745. }
  746. void Fan_IRQHandler(int idx) {
  747. fan_t *fan = motor.fan + idx;
  748. u32 pre_ts = fan->det_ts;
  749. u32 delta_ts = get_delta_ms(pre_ts);
  750. fan->det_ts = get_tick_ms();
  751. float rpm = 60.0f * 1000 / (float)delta_ts;
  752. LowPass_Filter(fan->rpm, rpm, 0.1f);
  753. if (idx == 0) {
  754. shark_timer_post(&_fan_det_timer1, 100);
  755. }else {
  756. shark_timer_post(&_fan_det_timer2, 100);
  757. }
  758. }
  759. void MC_Brake_IRQHandler(void) {
  760. if (mc_is_hwbrake()) {
  761. motor.b_break = true;
  762. }else {
  763. motor.b_break = false;
  764. }
  765. if (!motor.b_start) {
  766. return;
  767. }
  768. if (motor.b_break) {
  769. PMSM_FOC_Brake(true);
  770. }else {
  771. PMSM_FOC_Brake(false);
  772. }
  773. }
  774. static void _pwm_brake_prot_timer_handler(shark_timer_t *t){
  775. pwm_brake_enable(true);
  776. sys_debug("MC protect error\n");
  777. }
  778. void MC_Protect_IRQHandler(void){
  779. pwm_brake_enable(false);
  780. shark_timer_post(&_brake_prot_timer, 1000);
  781. if (!motor.b_start) {
  782. return;
  783. }
  784. mc_set_critical_error(FOC_CRIT_Phase_Err);
  785. _mc_internal_init(CTRL_MODE_OPEN, false);
  786. adc_stop_convert();
  787. pwm_stop();
  788. PMSM_FOC_Stop();
  789. pwm_up_enable(true);
  790. }
  791. void TIMER_UP_IRQHandler(void){
  792. if (!motor.b_start && !PMSM_FOC_Is_Start()) {
  793. motor_encoder_update();
  794. }
  795. }
  796. measure_time_t g_meas_foc = {.exec_max_time = 20, .intval_max_time = 62, .intval_low_err = 0, .intval_hi_err = 0, .first = true,};
  797. #define TIME_MEATURE_START() time_measure_start(&g_meas_foc)
  798. #define TIME_MEATURE_END() time_measure_end(&g_meas_foc)
  799. /*ADC 电流采集中断,调用FOC的核心处理函数*/
  800. void ADC_IRQHandler(void) {
  801. if (phase_current_offset()) {//check if is adc offset checked
  802. return;
  803. }
  804. if (phase_current_sensor_do_calibrate()){
  805. pwm_update_duty(100, FOC_PWM_Half_Period-100, 100);
  806. pwm_update_sample(FOC_PWM_Half_Period-1, FOC_PWM_Half_Period+1, PHASE_BC);
  807. return;
  808. }
  809. TIME_MEATURE_START();
  810. PMSM_FOC_Schedule();
  811. TIME_MEATURE_END();
  812. }
  813. #ifndef CONFIG_DQ_STEP_RESPONSE
  814. static bool mc_can_stop_foc(void) {
  815. if (mc_throttle_released() && PMSM_FOC_GetSpeed() == 0.0f) {
  816. if (!PMSM_FOC_AutoHoldding() && motor.epm_dir == EPM_Dir_None) {
  817. return true;
  818. }
  819. }
  820. /* 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 */
  821. if (!foc_observer_is_encoder() && PMSM_FOC_GetSpeed() < CONFIG_SMO_MIN_SPEED) {
  822. return true;
  823. }
  824. return false;
  825. }
  826. static bool mc_can_restart_foc(void) {
  827. return (!PMSM_FOC_Is_Start()) && (!mc_throttle_released()) && (!mc_unsafe_critical_error());
  828. }
  829. #endif
  830. static bool mc_run_stall_process(u8 run_mode) {
  831. if ((run_mode == CTRL_MODE_TRQ || run_mode == CTRL_MODE_SPD) && !PMSM_FOC_AutoHoldding()) {
  832. //堵转判断
  833. if (motor.b_runStall) {
  834. if (!mc_throttle_released()) {
  835. return true;
  836. }
  837. motor.runStall_time = 0;
  838. motor.b_runStall = false; //转把释放,清除堵转标志
  839. }else if (PMSM_FOC_Get_Real_Torque() >= CONFIG_STALL_MAX_CURRENT){
  840. if (ABS(PMSM_FOC_GetSpeed()) < 1.0f && (motor.runStall_time == 0)) {
  841. motor.runStall_time = get_tick_ms();
  842. motor.runStall_pos = motor_encoder_get_position();
  843. }
  844. if (motor.runStall_time > 0) {
  845. if (get_delta_ms(motor.runStall_time) >= CONFIG_STALL_MAX_TIME) {
  846. motor.b_runStall = true;
  847. motor.runStall_time = 0;
  848. PMSM_FOC_Set_Torque(0);
  849. torque_reset();
  850. return true;
  851. }
  852. if (ABS(motor.runStall_pos - motor_encoder_get_position()) >= 0.2f) {
  853. motor.runStall_time = 0;
  854. }
  855. }
  856. }else {
  857. motor.runStall_time = 0;
  858. }
  859. }
  860. return false;
  861. }
  862. static void _autohold_beep_timer_handler(shark_timer_t *t) {
  863. gpio_beep(60);
  864. }
  865. static void mc_autohold_process(void) {
  866. if (nv_get_foc_params()->n_autoHold == 0) {
  867. if (PMSM_FOC_AutoHoldding()) {
  868. mc_auto_hold(false);
  869. }
  870. return;
  871. }
  872. if (PMSM_FOC_AutoHoldding()) {
  873. if (!mc_throttle_released()) {
  874. mc_auto_hold(false);
  875. motor.b_wait_brk_release = false;
  876. }else if (!motor.b_break && motor.b_wait_brk_release) {
  877. motor.b_wait_brk_release = false;
  878. }else if (motor.b_break && !motor.b_wait_brk_release) {
  879. mc_auto_hold(false);
  880. }
  881. }
  882. if (!PMSM_FOC_AutoHoldding() && motor.b_break && (motor_encoder_get_speed() < CONFIG_ZERO_SPEED_RPM)) {
  883. if (motor.n_autohold_time == 0) {
  884. motor.n_autohold_time = get_tick_ms();
  885. }else {
  886. if (get_delta_ms(motor.n_autohold_time) >= CONFIG_AUTOHOLD_DETECT_TIME) {
  887. if (mc_auto_hold(true)) {
  888. motor.b_wait_brk_release = true;
  889. shark_timer_post(&_autohold_beep_timer, 0);
  890. }
  891. }
  892. }
  893. }else {
  894. motor.n_autohold_time = 0;
  895. }
  896. }
  897. static void mc_process_throttle_epm(void) {
  898. if (!motor.b_epm_cmd_move) {//通过命令前进后退,不处理转把
  899. if (mc_throttle_released()) {
  900. mc_throttle_epm_move(EPM_Dir_None);
  901. }else {
  902. mc_throttle_epm_move(EPM_Dir_Forward);
  903. }
  904. }
  905. }
  906. static bool mc_process_force_running(void) {
  907. if (motor.b_calibrate || (motor.mode == CTRL_MODE_OPEN)) {
  908. if (motor.b_force_run) {
  909. if (_force_wait > 0) {
  910. --_force_wait;
  911. }else {
  912. _force_angle += 1.0f;
  913. rand_angle(_force_angle);
  914. PMSM_FOC_Set_Angle(_force_angle);
  915. }
  916. }
  917. return true;
  918. }
  919. return false;
  920. }
  921. #ifdef CONFIG_CRUISE_ENABLE_ACCL
  922. static void mc_process_curise(void) {
  923. if (motor.b_cruise) {
  924. if (PMSM_FOC_GetSpeed() < CONFIG_MIN_CRUISE_RPM) {
  925. mc_enable_cruise(false);
  926. return;
  927. }
  928. if (PMSM_FOC_Is_CruiseEnabled()) {
  929. if ((shark_get_seconds() - motor.cruise_time >= 3) && motor.cruise_torque == 0.0f) {
  930. motor.cruise_torque = PMSM_FOC_Get()->in.s_targetTorque;
  931. }else if (motor.cruise_torque > 0.0f){
  932. float trq_req = get_thro_request_torque();
  933. if (trq_req > motor.cruise_torque * 1.2f) {
  934. PMSM_FOC_PauseCruise(); //需要加速,暂停定速巡航
  935. }
  936. }
  937. }else {
  938. float trq_req = get_thro_request_torque();
  939. if (trq_req <= motor.cruise_torque * 1.1f) {
  940. 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
  941. motor.cruise_time = shark_get_seconds();
  942. }
  943. }
  944. }
  945. }
  946. #endif
  947. /*FOC 的部分处理,比如速度环,状态机,转把采集等*/
  948. measure_time_t g_meas_MCTask;
  949. #define mc_TaskStart time_measure_start(&g_meas_MCTask)
  950. #define mc_TaskEnd time_measure_end(&g_meas_MCTask)
  951. void Sched_MC_mTask(void) {
  952. mc_TaskStart;
  953. adc_vref_filter();
  954. #ifdef CONFIG_CRUISE_ENABLE_ACCL
  955. mc_process_curise();
  956. #endif
  957. u8 runMode = PMSM_FOC_CtrlMode();
  958. /*保护功能*/
  959. bool limted = PMSM_FOC_RunTime_Limit();
  960. /* 母线电流,实际采集的相电流矢量大小的计算 */
  961. PMSM_FOC_Calc_Current();
  962. if (mc_process_force_running()) {
  963. mc_TaskEnd;
  964. return;
  965. }
  966. if (mc_detect_vbus_mode() || limted) {
  967. mc_gear_vmode_changed();
  968. }
  969. /* 堵转处理 */
  970. if (mc_run_stall_process(runMode) || (runMode == CTRL_MODE_CURRENT)) {
  971. eCtrl_Running();
  972. PMSM_FOC_Slow_Task();
  973. mc_TaskEnd;
  974. return;
  975. }
  976. if ((runMode != CTRL_MODE_OPEN) || (motor.mode != CTRL_MODE_OPEN)) {
  977. #ifndef CONFIG_DQ_STEP_RESPONSE
  978. mc_autohold_process();
  979. if (motor.mode != CTRL_MODE_OPEN) {
  980. u32 mask;
  981. if (mc_can_stop_foc()) {
  982. if (PMSM_FOC_Is_Start()) {
  983. mask = cpu_enter_critical();
  984. PMSM_FOC_Stop();
  985. pwm_disable_channel();
  986. cpu_exit_critical(mask);
  987. }
  988. }
  989. if (mc_can_restart_foc()) {
  990. mask = cpu_enter_critical();
  991. PMSM_FOC_Start(motor.mode);
  992. mc_gear_vmode_changed();
  993. torque_reset();
  994. pwm_enable_channel();
  995. cpu_exit_critical(mask);
  996. }
  997. }
  998. if (runMode != CTRL_MODE_OPEN) {
  999. eCtrl_Running();
  1000. if ((runMode == CTRL_MODE_SPD) && mc_is_epm()) {
  1001. mc_process_throttle_epm();
  1002. }else {
  1003. if (motor.b_ignor_throttle) { //使用软件设置的油门开度
  1004. float r = (float)motor.u_throttle_ration/100.0f;
  1005. request_torque(r);
  1006. }else {
  1007. throttle_process(runMode, get_throttle_float());
  1008. }
  1009. }
  1010. PMSM_FOC_Slow_Task();
  1011. }
  1012. #endif
  1013. }
  1014. mc_TaskEnd;
  1015. }