motor.c 28 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/thro_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_detect_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 void _led_off_timer_handler(shark_timer_t *);
  41. static shark_timer_t _led_off_timer = TIMER_INIT(_led_off_timer, _led_off_timer_handler);
  42. static motor_t motor = {
  43. .s_direction = POSITIVE,
  44. .n_gear = 0,
  45. .b_is96Mode = false,
  46. .mode = CTRL_MODE_OPEN,
  47. };
  48. static void MC_Check_MosVbusThrottle(void) {
  49. int count = 1000;
  50. float ibus_adc = 0;
  51. float vref_adc = 0;
  52. float vref_5v_adc = 0;
  53. gpio_phase_u_detect(true);
  54. while(count-- > 0) {
  55. task_udelay(20);
  56. sample_uvw_phase();
  57. sample_throttle();
  58. sample_vbus();
  59. vref_adc += adc_get_vref();
  60. vref_5v_adc += adc_get_5v_ref();
  61. }
  62. adc_set_vref_calc(vref_adc/1000.0f);
  63. adc_set_5vref_calc(vref_5v_adc/1000.0f);
  64. sys_debug("5v ref %f\n", vref_5v_adc/1000.0f);
  65. count = 50;
  66. while(count-- >0) {
  67. task_udelay(300);
  68. ibus_adc += adc_get_ibus();
  69. }
  70. u16 offset = ((float)ibus_adc)/50.0f;
  71. sys_debug("ibus offset %d\n", offset);
  72. sample_ibus_offset(offset);
  73. gpio_phase_u_detect(false);
  74. float abc[3];
  75. get_phase_vols(abc);
  76. int vbus_vol = get_vbus_int();
  77. if (vbus_vol > nv_get_foc_params()->s_maxDCVol) {
  78. mc_set_critical_error(FOC_CRIT_OV_Vol_Err);
  79. }
  80. if (vbus_vol <= nv_get_foc_params()->s_minDCVol) {
  81. mc_set_critical_error(FOC_CRIT_UN_Vol_Err);
  82. }
  83. vbus_vol = get_acc_vol();
  84. sys_debug("acc vol %d\n", vbus_vol);
  85. if (vbus_vol >= nv_get_foc_params()->s_maxDCVol) {
  86. mc_set_critical_error(FOC_CRIT_ACC_OV_Err);
  87. }
  88. if (vbus_vol <= nv_get_foc_params()->s_minDCVol) {
  89. mc_set_critical_error(FOC_CRIT_ACC_Un_Err);
  90. }
  91. if ((get_throttle_float() < nv_get_foc_params()->f_minThroVol) || (get_throttle_float() > nv_get_foc_params()->f_maxThroVol)) {
  92. if (!motor.b_ignor_throttle) {
  93. mc_set_critical_error(FOC_CRIT_THRO_Err);
  94. }
  95. }
  96. if (abc[0] > vbus_vol/2 || abc[1] > vbus_vol/2 || abc[2] > vbus_vol/2) {
  97. mc_set_critical_error(FOC_CRIT_H_MOS_Err);
  98. }else if (abc[0] < 0.001f){
  99. mc_set_critical_error(FOC_CRIT_L_MOS_Err);
  100. }else if ((abc[0] > 0.5f) && (abc[1] < 0.001f || abc[2] < 0.001f)) {
  101. mc_set_critical_error(FOC_CRIT_Phase_Conn_Err);
  102. }
  103. sys_debug("phase vol %f, %f, %f\n", abc[0], abc[1], abc[2]);
  104. }
  105. static u32 _self_check_task(void *p) {
  106. if (ENC_Check_error()) {
  107. err_add_record(FOC_CRIT_Encoder_Err, 0);
  108. mc_set_critical_error(FOC_CRIT_Encoder_Err);
  109. }
  110. if (get_tick_ms() < 5000) { //启动后5s内检测锁电机线
  111. if (mc_is_gpio_mlock()) {
  112. mc_lock_motor(true);
  113. }
  114. }
  115. if (motor.b_lock_motor) {
  116. if (!mc_is_gpio_mlock()) {
  117. mc_lock_motor(false);
  118. }
  119. }
  120. if (fan_pwm_is_running()) {
  121. #ifdef GPIO_FAN1_IN_GROUP
  122. if ((get_delta_ms(motor.fan[0].start_ts) >= 5000) && (motor.fan[0].rpm == 0)) {
  123. mc_set_critical_error(FOC_CRIT_Fan1_Err);
  124. }else if (motor.fan[0].rpm > 0) {
  125. mc_clr_critical_error(FOC_CRIT_Fan1_Err);
  126. }
  127. #endif
  128. #ifdef GPIO_FAN2_IN_GROUP
  129. if ((get_delta_ms(motor.fan[1].start_ts) >= 5000) && (motor.fan[1].rpm == 0)) {
  130. mc_set_critical_error(FOC_CRIT_Fan2_Err);
  131. }else if (motor.fan[1].rpm > 0) {
  132. mc_clr_critical_error(FOC_CRIT_Fan2_Err);
  133. }
  134. #endif
  135. }
  136. return 5;
  137. }
  138. static bool mc_detect_vbus_mode(void) {
  139. #ifdef CONFIG_FORCE_96V_MODE
  140. motor.b_is96Mode = true;
  141. return false;
  142. #else
  143. bool is_96mode = motor.b_is96Mode;
  144. motor.b_is96Mode = get_vbus_int() >= CONFIG_96V_MODE_VOL;
  145. return (is_96mode != motor.b_is96Mode);
  146. #endif
  147. }
  148. static void _mc_internal_init(u8 mode, bool start) {
  149. motor.mode = mode;
  150. motor.throttle = 0;
  151. motor.b_start = start;
  152. motor.b_runStall = false;
  153. motor.runStall_time = 0;
  154. motor.b_epm = false;
  155. motor.b_epm_cmd_move = false;
  156. motor.epm_dir = EPM_Dir_None;
  157. motor.n_autohold_time = 0;
  158. motor.b_auto_hold = 0;
  159. motor.b_break = false;
  160. motor.b_wait_brk_release = false;
  161. motor.b_force_run = false;
  162. motor.b_cruise = false;
  163. }
  164. static void _led_off_timer_handler(shark_timer_t *t) {
  165. gpio_led_enable(false);
  166. }
  167. static void mc_gear_vmode_changed(void) {
  168. mc_gear_t *gears = mc_get_gear_config();
  169. //sys_debug("limit %d-%d-%d, mode = %s\n", gears->n_max_speed, gears->n_max_idc, gears->n_max_trq, motor.b_is96Mode?"96V":"48V");
  170. PMSM_FOC_SpeedLimit(gears->n_max_speed);
  171. PMSM_FOC_DCCurrLimit(gears->n_max_idc);
  172. PMSM_FOC_TorqueLimit(gears->n_max_trq);
  173. eCtrl_set_accl_time((u16)gears->n_accl_time);
  174. }
  175. static s16 mc_get_gear_idc_limit(void) {
  176. if (motor.b_is96Mode) {
  177. return nv_get_gear_configs()->gears_96[motor.n_gear].n_max_idc;
  178. }else {
  179. return nv_get_gear_configs()->gears_48[motor.n_gear].n_max_idc;
  180. }
  181. }
  182. void mc_init(void) {
  183. fan_pwm_init();
  184. adc_init();
  185. pwm_3phase_init();
  186. samples_init();
  187. motor_encoder_init();
  188. foc_command_init();
  189. thro_torque_init();
  190. mc_detect_vbus_mode();
  191. PMSM_FOC_CoreInit();
  192. eCtrl_init(mc_get_gear_config()->n_accl_time, nv_get_foc_params()->n_dec_time);
  193. mc_gpio_init();
  194. MC_Check_MosVbusThrottle();
  195. sched_timer_enable(CONFIG_SPD_CTRL_US);
  196. shark_task_create(_self_check_task, NULL);
  197. pwm_up_enable(true);
  198. gpio_led_enable(true);
  199. shark_timer_post(&_led_off_timer, 5000);
  200. }
  201. motor_t * mc_params(void) {
  202. return &motor;
  203. }
  204. void mc_need_update(void) {
  205. motor.b_updated = true;
  206. }
  207. mc_gear_t *mc_get_gear_config(void) {
  208. mc_gear_t *gears;
  209. if (motor.b_is96Mode) {
  210. gears = &nv_get_gear_configs()->gears_96[0];
  211. }else {
  212. gears = &nv_get_gear_configs()->gears_48[0];
  213. }
  214. return &gears[motor.n_gear];
  215. }
  216. bool mc_unsafe_critical_error(void) {
  217. u32 err = motor.n_CritiCalErrMask & (~(FOC_Cri_Err_Mask(FOC_CRIT_Fan1_Err)));
  218. err = err & (~(FOC_Cri_Err_Mask(FOC_CRIT_Fan2_Err)));
  219. #ifdef CONFIG_DQ_STEP_RESPONSE
  220. sys_debug("err=0x%x\n", err);
  221. err = err & (~(FOC_Cri_Err_Mask(FOC_CRIT_Encoder_Err)));
  222. err = err & (~(FOC_Cri_Err_Mask(FOC_CRIT_THRO_Err)));
  223. sys_debug("err=0x%x\n", err);
  224. #endif
  225. if (motor.b_ignor_throttle) {
  226. err = err & (~(FOC_Cri_Err_Mask(FOC_CRIT_THRO_Err)));
  227. }
  228. return (err != 0);
  229. }
  230. bool mc_start(u8 mode) {
  231. if (motor.b_start) {
  232. return true;
  233. }
  234. #ifdef CONFIG_DQ_STEP_RESPONSE
  235. mode = CTRL_MODE_CURRENT;
  236. target_d = 0.0f;
  237. target_q = 0.0f;
  238. #endif
  239. mc_detect_vbus_mode();
  240. if (motor.b_lock_motor) {
  241. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  242. return false;
  243. }
  244. MC_Check_MosVbusThrottle();
  245. if (mc_unsafe_critical_error()) {
  246. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  247. return false;
  248. }
  249. if (mode > CTRL_MODE_CURRENT) {
  250. PMSM_FOC_SetErrCode(FOC_Param_Err);
  251. return false;
  252. }
  253. if (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM) {
  254. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  255. return false;
  256. }
  257. if (!mc_throttle_released()) {
  258. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  259. return false;
  260. }
  261. pwm_up_enable(false);
  262. _mc_internal_init(mode, true);
  263. thro_torque_reset();
  264. mc_gear_vmode_changed();
  265. eCtrl_init(mc_get_gear_config()->n_accl_time, nv_get_foc_params()->n_dec_time);
  266. motor_encoder_start(true);
  267. PMSM_FOC_Start(mode);
  268. PMSM_FOC_RT_LimInit();
  269. pwm_turn_on_low_side();
  270. delay_ms(10);
  271. phase_current_offset_calibrate();
  272. pwm_start();
  273. delay_us(10); //wait for ebrake error
  274. if (mc_unsafe_critical_error()) {
  275. mc_stop();
  276. return false;
  277. }
  278. adc_start_convert();
  279. phase_current_calibrate_wait();
  280. if (phase_curr_offset_check()) {
  281. mc_set_critical_error(FOC_CRIT_CURR_OFF_Err);
  282. mc_stop();
  283. return false;
  284. }
  285. if (mc_detect_hwbrake()) {
  286. PMSM_FOC_Brake(true);
  287. }
  288. gpio_beep(200);
  289. return true;
  290. }
  291. bool mc_stop(void) {
  292. if (!motor.b_start) {
  293. return true;
  294. }
  295. if (motor.b_lock_motor) {
  296. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  297. return false;
  298. }
  299. if (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM) {
  300. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  301. return false;
  302. }
  303. if (!mc_throttle_released()) {
  304. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  305. return false;
  306. }
  307. u32 mask = cpu_enter_critical();
  308. _mc_internal_init(CTRL_MODE_OPEN, false);
  309. adc_stop_convert();
  310. pwm_stop();
  311. PMSM_FOC_Stop();
  312. motor_encoder_start(false);
  313. pwm_up_enable(true);
  314. cpu_exit_critical(mask);
  315. return true;
  316. }
  317. bool mc_set_gear(u8 gear) {
  318. if (gear >= CONFIG_MAX_GEAR_NUM) {
  319. PMSM_FOC_SetErrCode(FOC_Param_Err);
  320. return false;
  321. }
  322. if (motor.n_gear != gear) {
  323. motor.n_gear = gear;
  324. u32 mask = cpu_enter_critical();
  325. mc_gear_vmode_changed();
  326. cpu_exit_critical(mask);
  327. }
  328. return true;
  329. }
  330. u8 mc_get_gear(void) {
  331. if (motor.n_gear == 3){
  332. return 0;
  333. }
  334. return motor.n_gear + 1;
  335. }
  336. bool mc_enable_cruise(bool enable) {
  337. if (enable == motor.b_cruise) {
  338. return true;
  339. }
  340. if (PMSM_FOC_EnableCruise(enable)) {
  341. motor.b_cruise = enable;
  342. motor.cruise_time = enable?shark_get_seconds():0;
  343. motor.cruise_torque = 0.0f;
  344. return true;
  345. }
  346. return false;
  347. }
  348. bool mc_is_cruise_enabled(void) {
  349. return motor.b_cruise;
  350. }
  351. bool mc_set_cruise_speed(bool rpm_abs, float target_rpm) {
  352. bool ret;
  353. if (rpm_abs) {
  354. ret = PMSM_FOC_Set_CruiseSpeed(target_rpm);
  355. }else {
  356. ret = PMSM_FOC_Set_CruiseSpeed(PMSM_FOC_GetSpeed() + target_rpm);
  357. }
  358. if (ret) {
  359. motor.cruise_time = shark_get_seconds();
  360. motor.cruise_torque = 0.0f;
  361. }
  362. return ret;
  363. }
  364. void mc_set_idc_limit(s16 limit) {
  365. s16 g_limit = mc_get_gear_idc_limit();
  366. limit = min(g_limit, limit);
  367. PMSM_FOC_DCCurrLimit(limit);
  368. }
  369. bool mc_set_foc_mode(u8 mode) {
  370. if (mode == motor.mode) {
  371. return true;
  372. }
  373. if (!motor.b_start) {
  374. return false;
  375. }
  376. u32 mask = cpu_enter_critical();
  377. bool ret = false;
  378. if (PMSM_FOC_SetCtrlMode(mode)) {
  379. motor.mode = mode;
  380. if (mode == CTRL_MODE_OPEN || mode == CTRL_MODE_CURRENT) {
  381. PMSM_FOC_Start(motor.mode);
  382. pwm_enable_channel();
  383. }
  384. ret = true;
  385. }
  386. cpu_exit_critical(mask);
  387. return ret;
  388. }
  389. bool mc_start_epm(bool epm) {
  390. if (motor.b_epm == epm) {
  391. return true;
  392. }
  393. if (!motor.b_start) {
  394. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  395. return false;
  396. }
  397. if (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM) {
  398. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  399. return false;
  400. }
  401. if (!mc_throttle_released()) {
  402. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  403. return false;
  404. }
  405. u32 mask = cpu_enter_critical();
  406. motor.b_epm = epm;
  407. if (epm) {
  408. eCtrl_set_TgtSpeed(0);
  409. motor.mode = CTRL_MODE_SPD;
  410. PMSM_FOC_TorqueLimit(nv_get_foc_params()->s_maxEpmTorqueLim);
  411. PMSM_FOC_SetCtrlMode(CTRL_MODE_SPD);
  412. }else {
  413. motor.epm_dir = EPM_Dir_None;
  414. motor.mode = CTRL_MODE_TRQ;
  415. motor.b_epm_cmd_move = false;
  416. PMSM_FOC_SetCtrlMode(CTRL_MODE_TRQ);
  417. mc_gear_vmode_changed();
  418. }
  419. cpu_exit_critical(mask);
  420. return false;
  421. }
  422. bool mc_is_epm(void) {
  423. return motor.b_epm;
  424. }
  425. bool mc_is_start(void) {
  426. return (motor.b_start || PMSM_FOC_Is_Start());
  427. }
  428. bool mc_start_epm_move(EPM_Dir_t dir, bool is_command) {
  429. if (!motor.b_epm || !motor.b_start) {
  430. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  431. return false;
  432. }
  433. if ((dir == motor.epm_dir) && (is_command == motor.b_epm_cmd_move)) {
  434. return true;
  435. }
  436. u32 mask = cpu_enter_critical();
  437. motor.epm_dir = dir;
  438. if (dir != EPM_Dir_None) {
  439. motor.b_epm_cmd_move = is_command;
  440. if (!PMSM_FOC_Is_Start()) {
  441. PMSM_FOC_Start(motor.mode);
  442. pwm_enable_channel();
  443. }
  444. float rpm = nv_get_foc_params()->s_maxEpmRPM;
  445. if (dir == EPM_Dir_Back) {
  446. rpm = -rpm;
  447. }
  448. sys_debug("rpm %f\n", rpm);
  449. PMSM_FOC_Set_Speed(rpm);
  450. }else {
  451. motor.b_epm_cmd_move = false;
  452. PMSM_FOC_Set_Speed(0);
  453. }
  454. cpu_exit_critical(mask);
  455. return true;
  456. }
  457. void mc_set_fan_duty(u8 duty) {
  458. sys_debug("fan duty %d\n", duty);
  459. if (!fan_pwm_is_running() && duty > 0) {
  460. motor.fan[0].start_ts = get_tick_ms();
  461. motor.fan[1].start_ts = get_tick_ms();
  462. shark_timer_post(&_fan_det_timer1, 5000);
  463. shark_timer_post(&_fan_det_timer2, 5000);
  464. }else if (duty == 0) {
  465. shark_timer_cancel(&_fan_det_timer1);
  466. shark_timer_cancel(&_fan_det_timer2);
  467. }
  468. fan_set_duty(duty);
  469. }
  470. bool mc_command_epm_move(EPM_Dir_t dir) {
  471. return mc_start_epm_move(dir, true);
  472. }
  473. bool mc_throttle_epm_move(EPM_Dir_t dir) {
  474. return mc_start_epm_move(dir, false);
  475. }
  476. void mc_set_throttle_r(bool use, u8 r) {
  477. motor.u_throttle_ration = r;
  478. motor.b_ignor_throttle = use;
  479. if (motor.b_ignor_throttle) {
  480. mc_clr_critical_error(FOC_CRIT_THRO_Err);
  481. }
  482. }
  483. void mc_use_throttle(void) {
  484. motor.b_ignor_throttle = false;
  485. }
  486. void mc_get_running_status(u8 *data) {
  487. data[0] = motor.mode;
  488. data[0] |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  489. data[0] |= (motor.b_break?1:0) << 3;
  490. data[0] |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  491. data[0] |= (motor.b_start?1:0) << 5;
  492. data[0] |= (mc_is_epm()?1:0) << 6;
  493. data[0] |= (motor.b_lock_motor) << 7; //motor locked
  494. }
  495. u16 mc_get_running_status2(void) {
  496. u16 data = 0;
  497. data = motor.n_gear;
  498. data |= (PMSM_FOC_AutoHoldding()?1:0) << 2;
  499. data |= (motor.b_break?1:0) << 3;
  500. data |= (PMSM_FOC_Get()->in.b_cruiseEna?1:0) << 4;
  501. data |= (motor.b_start?1:0) << 5;
  502. data |= (mc_is_epm()?1:0) << 6;
  503. data |= (motor.b_lock_motor) << 7; //motor locked
  504. data |= (eCtrl_is_eBrk_Running()?1:0) << 8; //能量回收运行标志
  505. data |= ((motor.n_CritiCalErrMask != 0)?1:0) << 9;
  506. data |= (fan_pwm_is_running()?1:0) << 10; //风扇是否运行
  507. data |= (motor.b_runStall?1:0) << 11; //是否堵转
  508. data |= (PMSM_FOC_iDC_is_Limited()?1:0) << 12; //是否欠压限制母线电流
  509. data |= (PMSM_FOC_Torque_is_Limited()?1:0) << 13; //是否高温限扭矩
  510. data |= (motor.b_is96Mode?1:0) << 14; //是否高压模式
  511. return data;
  512. }
  513. static float _force_angle = 0.0f;
  514. static int _force_wait = 2000;
  515. /* 开环,强制给定电角度和DQ的电压 */
  516. void mc_force_run_open(s16 vd, s16 vq) {
  517. if (motor.b_start || motor.b_force_run) {
  518. if (vd == 0 && vq == 0) {
  519. PMSM_FOC_SetOpenVdq(0, 0);
  520. delay_ms(500);
  521. wdog_reload();
  522. adc_stop_convert();
  523. pwm_stop();
  524. PMSM_FOC_Stop();
  525. pwm_up_enable(true);
  526. motor.b_force_run = false;
  527. motor.b_ignor_throttle = false;
  528. }
  529. return;
  530. }
  531. if (vd == 0 && vq == 0) {
  532. return;
  533. }
  534. motor.b_ignor_throttle = true;
  535. MC_Check_MosVbusThrottle();
  536. if (mc_unsafe_critical_error()) {
  537. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  538. }
  539. pwm_up_enable(false);
  540. pwm_turn_on_low_side();
  541. task_udelay(500);
  542. PMSM_FOC_Start(CTRL_MODE_OPEN);
  543. phase_current_offset_calibrate();
  544. pwm_start();
  545. adc_start_convert();
  546. pwm_enable_channel();
  547. phase_current_calibrate_wait();
  548. PMSM_FOC_Set_Angle(0);
  549. PMSM_FOC_SetOpenVdq((float)vd * 0.7f, 0);
  550. _force_wait = 2000;
  551. motor.b_force_run = true;
  552. }
  553. void mc_encoder_off_calibrate(s16 vd) {
  554. if (motor.b_start || motor.b_calibrate) {
  555. return;
  556. }
  557. motor.b_calibrate = true;
  558. pwm_up_enable(false);
  559. pwm_turn_on_low_side();
  560. task_udelay(500);
  561. PMSM_FOC_Start(CTRL_MODE_OPEN);
  562. phase_current_offset_calibrate();
  563. pwm_start();
  564. adc_start_convert();
  565. phase_current_calibrate_wait();
  566. PMSM_FOC_Set_Angle(0);
  567. PMSM_FOC_SetOpenVdq(vd, 0);
  568. delay_ms(2000);
  569. motor_encoder_set_direction(POSITIVE);
  570. for (int i = 0; i < 200; i++) {
  571. for (float angle = 0; angle < 360; angle++) {
  572. PMSM_FOC_Set_Angle(angle);
  573. delay_ms(1);
  574. if (i > 20) {
  575. motor_encoder_offset(angle);
  576. }
  577. }
  578. wdog_reload();
  579. if (motor_encoder_offset_is_finish()) {
  580. break;
  581. }
  582. }
  583. motor_encoder_set_direction(NEGATIVE);
  584. delay_ms(100);
  585. for (int i = 0; i < 200; i++) {
  586. for (float angle = 360; angle > 0; angle--) {
  587. PMSM_FOC_Set_Angle(angle);
  588. delay_ms(1);
  589. if (i > 10) {
  590. motor_encoder_offset(angle);
  591. }
  592. }
  593. wdog_reload();
  594. if (motor_encoder_offset_is_finish()) {
  595. break;
  596. }
  597. }
  598. delay_ms(500);
  599. PMSM_FOC_SetOpenVdq(0, 0);
  600. delay_ms(500);
  601. wdog_reload();
  602. adc_stop_convert();
  603. pwm_stop();
  604. PMSM_FOC_Stop();
  605. pwm_up_enable(true);
  606. motor_encoder_data_upload();
  607. motor.b_calibrate = false;
  608. }
  609. static void _encoder_zero_off_timer_handler(shark_timer_t *t){
  610. if (!motor.b_calibrate) {
  611. return;
  612. }
  613. float enc_off = 0.0f;
  614. float phase = motor_encoder_zero_phase_detect(&enc_off);
  615. PMSM_FOC_SetOpenVdq(0, 0);
  616. delay_ms(50);
  617. adc_stop_convert();
  618. pwm_stop();
  619. PMSM_FOC_Stop();
  620. _mc_internal_init(CTRL_MODE_OPEN, false);
  621. motor.b_calibrate = false;
  622. if (phase != INVALID_ANGLE) {
  623. nv_save_angle_offset(phase);
  624. }
  625. }
  626. bool mc_encoder_zero_calibrate(s16 vd) {
  627. if (motor.b_calibrate) {
  628. if (vd == 0) {
  629. encoder_clear_cnt_offset();
  630. shark_timer_cancel(&_encoder_zero_off_timer);
  631. PMSM_FOC_SetOpenVdq(0, 0);
  632. delay_ms(500);
  633. adc_stop_convert();
  634. pwm_stop();
  635. PMSM_FOC_Stop();
  636. _mc_internal_init(CTRL_MODE_OPEN, false);
  637. motor.b_calibrate = false;
  638. motor.b_ignor_throttle = false;
  639. }
  640. return true;
  641. }
  642. encoder_clear_cnt_offset();
  643. motor.b_ignor_throttle = true;
  644. MC_Check_MosVbusThrottle();
  645. if (mc_unsafe_critical_error()) {
  646. PMSM_FOC_SetErrCode(FOC_Have_CritiCal_Err);
  647. return false;
  648. }
  649. _mc_internal_init(CTRL_MODE_OPEN, true);
  650. motor.b_calibrate = true;
  651. pwm_turn_on_low_side();
  652. task_udelay(500);
  653. PMSM_FOC_Start(CTRL_MODE_OPEN);
  654. phase_current_offset_calibrate();
  655. pwm_start();
  656. adc_start_convert();
  657. pwm_enable_channel();
  658. phase_current_calibrate_wait();
  659. PMSM_FOC_Set_Angle(0);
  660. PMSM_FOC_SetOpenVdq(vd, 0);
  661. shark_timer_post(&_encoder_zero_off_timer, 6*1000);
  662. return true;
  663. }
  664. bool mc_current_sensor_calibrate(float current) {
  665. if (!mc_start(CTRL_MODE_OPEN)) {
  666. return false;
  667. }
  668. phase_current_sensor_start_calibrate(current);
  669. phase_current_calibrate_wait();
  670. return true;
  671. }
  672. bool mc_lock_motor(bool lock) {
  673. if (motor.b_lock_motor == lock) {
  674. return true;
  675. }
  676. int ret = true;
  677. u32 mask = cpu_enter_critical();
  678. if (motor.b_start) {
  679. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  680. ret = false;
  681. goto ml_ex_cri;
  682. }
  683. if (lock && (motor_encoder_get_speed() > CONFIG_ZERO_SPEED_RPM)) {
  684. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  685. ret = false;
  686. goto ml_ex_cri;
  687. }
  688. motor.b_lock_motor = lock;
  689. if (lock) {
  690. pwm_start();
  691. pwm_update_duty(FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2, FOC_PWM_Half_Period/2);
  692. pwm_enable_channel();
  693. }else {
  694. pwm_stop();
  695. }
  696. ml_ex_cri:
  697. cpu_exit_critical(mask);
  698. return ret;
  699. }
  700. bool mc_auto_hold(bool hold) {
  701. if (motor.b_auto_hold == hold) {
  702. return true;
  703. }
  704. if (nv_get_foc_params()->n_autoHold == 0) {
  705. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  706. return false;
  707. }
  708. if (!motor.b_start) {
  709. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  710. return false;
  711. }
  712. if (hold && !mc_throttle_released()) {
  713. PMSM_FOC_SetErrCode(FOC_Throttle_Err);
  714. return false;
  715. }
  716. u32 mask = cpu_enter_critical();
  717. motor.b_auto_hold = hold;
  718. if (!PMSM_FOC_Is_Start()) {
  719. PMSM_FOC_Start(motor.mode);
  720. PMSM_FOC_AutoHold(hold);
  721. pwm_enable_channel();
  722. }else {
  723. PMSM_FOC_AutoHold(hold);
  724. }
  725. if (motor.b_auto_hold) {
  726. gpio_brk_light_enable(true);
  727. }else {
  728. gpio_brk_light_enable(false);
  729. }
  730. cpu_exit_critical(mask);
  731. return true;
  732. }
  733. void mc_set_critical_error(u8 err) {
  734. motor.n_CritiCalErrMask |= (1u << err);
  735. }
  736. void mc_clr_critical_error(u8 err) {
  737. motor.n_CritiCalErrMask &= ~(1u << err);
  738. }
  739. u32 mc_get_critical_error(void) {
  740. return motor.n_CritiCalErrMask;
  741. }
  742. bool mc_throttle_released(void) {
  743. if (motor.b_ignor_throttle) {
  744. return motor.u_throttle_ration == 0;
  745. }
  746. return get_throttle_float() <= nv_get_foc_params()->n_startThroVol;
  747. }
  748. static bool mc_is_gpio_mlock(void) {
  749. int count = 50;
  750. int settimes = 0;
  751. while(count-- > 0) {
  752. bool b1 = gpio_motor_locked();
  753. if (b1) {
  754. settimes ++;
  755. }
  756. delay_us(1);
  757. }
  758. if (settimes == 0) {
  759. return false;
  760. }else if (settimes == 50) {
  761. return true;
  762. }
  763. //有干扰,do nothing
  764. return false;
  765. }
  766. static bool _mc_is_hwbrake(void) {
  767. int count = 50;
  768. int settimes = 0;
  769. while(count-- > 0) {
  770. bool b1 = mc_get_gpio_brake() || mc_get_gpio_brake1();
  771. if (b1) {
  772. settimes ++;
  773. }
  774. delay_us(1);
  775. }
  776. if (settimes == 0) {
  777. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  778. return true;
  779. #else
  780. return false;
  781. #endif
  782. }else if (settimes == 50) {
  783. #if GPIO_BREAK_MODE==GPIO_LOW_BRK_MODE
  784. return false;
  785. #else
  786. return true;
  787. #endif
  788. }
  789. //有干扰,do nothing
  790. motor.n_brake_errors++;
  791. return false;
  792. }
  793. static bool mc_detect_hwbrake(void) {
  794. motor.b_break = _mc_is_hwbrake();
  795. return motor.b_break;
  796. }
  797. static void _fan_det_timer_handler(shark_timer_t *t) {
  798. if (t == &_fan_det_timer1) {
  799. motor.fan[0].rpm = 0;
  800. motor.fan[0].det_ts = 0;
  801. }else {
  802. motor.fan[1].rpm = 0;
  803. motor.fan[1].det_ts = 0;
  804. }
  805. }
  806. void Fan_IRQHandler(int idx) {
  807. fan_t *fan = motor.fan + idx;
  808. u32 pre_ts = fan->det_ts;
  809. u32 delta_ts = get_delta_ms(pre_ts);
  810. fan->det_ts = get_tick_ms();
  811. float rpm = 60.0f * 1000 / (float)delta_ts;
  812. LowPass_Filter(fan->rpm, rpm, 0.1f);
  813. if (idx == 0) {
  814. shark_timer_post(&_fan_det_timer1, 100);
  815. }else {
  816. shark_timer_post(&_fan_det_timer2, 100);
  817. }
  818. }
  819. void MC_Brake_IRQHandler(void) {
  820. mc_detect_hwbrake();
  821. if (!motor.b_start) {
  822. return;
  823. }
  824. if (motor.b_break) {
  825. PMSM_FOC_Brake(true);
  826. }else {
  827. PMSM_FOC_Brake(false);
  828. }
  829. }
  830. static void _pwm_brake_prot_timer_handler(shark_timer_t *t){
  831. pwm_brake_enable(true);
  832. sys_debug("MC protect error\n");
  833. }
  834. void MC_Protect_IRQHandler(void){
  835. pwm_brake_enable(false);
  836. shark_timer_post(&_brake_prot_timer, 1000);
  837. if (!motor.b_start) {
  838. return;
  839. }
  840. mc_set_critical_error(FOC_CRIT_Phase_Err);
  841. _mc_internal_init(CTRL_MODE_OPEN, false);
  842. adc_stop_convert();
  843. pwm_stop();
  844. PMSM_FOC_Stop();
  845. pwm_up_enable(true);
  846. }
  847. void TIMER_UP_IRQHandler(void){
  848. if (!motor.b_start && !PMSM_FOC_Is_Start()) {
  849. motor_encoder_update();
  850. }
  851. }
  852. measure_time_t g_meas_foc = {.exec_max_time = 20, .intval_max_time = 62, .intval_low_err = 0, .intval_hi_err = 0, .first = true,};
  853. #define TIME_MEATURE_START() time_measure_start(&g_meas_foc)
  854. #define TIME_MEATURE_END() time_measure_end(&g_meas_foc)
  855. /*ADC 电流采集中断,调用FOC的核心处理函数*/
  856. void ADC_IRQHandler(void) {
  857. if (phase_current_offset()) {//check if is adc offset checked
  858. return;
  859. }
  860. if (phase_current_sensor_do_calibrate()){
  861. pwm_update_duty(100, FOC_PWM_Half_Period-100, 100);
  862. pwm_update_sample(FOC_PWM_Half_Period-1, FOC_PWM_Half_Period+1, PHASE_BC);
  863. return;
  864. }
  865. TIME_MEATURE_START();
  866. PMSM_FOC_Schedule();
  867. TIME_MEATURE_END();
  868. }
  869. #ifndef CONFIG_DQ_STEP_RESPONSE
  870. static bool mc_can_stop_foc(void) {
  871. if (mc_throttle_released() && PMSM_FOC_GetSpeed() == 0.0f) {
  872. if (!PMSM_FOC_AutoHoldding() && motor.epm_dir == EPM_Dir_None) {
  873. return true;
  874. }
  875. }
  876. /* 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 */
  877. if (!foc_observer_is_encoder() && PMSM_FOC_GetSpeed() < CONFIG_SMO_MIN_SPEED) {
  878. return true;
  879. }
  880. return false;
  881. }
  882. static bool mc_can_restart_foc(void) {
  883. return (!PMSM_FOC_Is_Start()) && (!mc_throttle_released()) && (!mc_unsafe_critical_error());
  884. }
  885. #endif
  886. static bool mc_run_stall_process(u8 run_mode) {
  887. if ((run_mode == CTRL_MODE_TRQ || run_mode == CTRL_MODE_SPD) && !PMSM_FOC_AutoHoldding()) {
  888. //堵转判断
  889. if (motor.b_runStall) {
  890. if (!mc_throttle_released()) {
  891. return true;
  892. }
  893. motor.runStall_time = 0;
  894. motor.b_runStall = false; //转把释放,清除堵转标志
  895. }else if (PMSM_FOC_Get_Real_dqVector() >= CONFIG_STALL_MAX_CURRENT){
  896. if (ABS(PMSM_FOC_GetSpeed()) < 1.0f && (motor.runStall_time == 0)) {
  897. motor.runStall_time = get_tick_ms();
  898. motor.runStall_pos = motor_encoder_get_position();
  899. }
  900. if (motor.runStall_time > 0) {
  901. if (get_delta_ms(motor.runStall_time) >= CONFIG_STALL_MAX_TIME) {
  902. motor.b_runStall = true;
  903. motor.runStall_time = 0;
  904. PMSM_FOC_Set_Torque(0);
  905. thro_torque_reset();
  906. return true;
  907. }
  908. if (ABS(motor.runStall_pos - motor_encoder_get_position()) >= 0.2f) {
  909. motor.runStall_time = 0;
  910. }
  911. }
  912. }else {
  913. motor.runStall_time = 0;
  914. }
  915. }
  916. return false;
  917. }
  918. static void _autohold_beep_timer_handler(shark_timer_t *t) {
  919. gpio_beep(60);
  920. }
  921. static void mc_autohold_process(void) {
  922. if (nv_get_foc_params()->n_autoHold == 0) {
  923. if (PMSM_FOC_AutoHoldding()) {
  924. mc_auto_hold(false);
  925. }
  926. return;
  927. }
  928. if (PMSM_FOC_AutoHoldding()) {
  929. if (!mc_throttle_released()) {
  930. mc_auto_hold(false);
  931. motor.b_wait_brk_release = false;
  932. }else if (!motor.b_break && motor.b_wait_brk_release) {
  933. motor.b_wait_brk_release = false;
  934. }else if (motor.b_break && !motor.b_wait_brk_release) {
  935. mc_auto_hold(false);
  936. }
  937. }
  938. if (!PMSM_FOC_AutoHoldding() && motor.b_break && (motor_encoder_get_speed() < CONFIG_ZERO_SPEED_RPM)) {
  939. if (motor.n_autohold_time == 0) {
  940. motor.n_autohold_time = get_tick_ms();
  941. }else {
  942. if (get_delta_ms(motor.n_autohold_time) >= CONFIG_AUTOHOLD_DETECT_TIME) {
  943. if (mc_auto_hold(true)) {
  944. motor.b_wait_brk_release = true;
  945. shark_timer_post(&_autohold_beep_timer, 0);
  946. }
  947. }
  948. }
  949. }else {
  950. motor.n_autohold_time = 0;
  951. }
  952. }
  953. static void mc_process_throttle_epm(void) {
  954. if (!motor.b_epm_cmd_move) {//通过命令前进后退,不处理转把
  955. if (mc_throttle_released()) {
  956. mc_throttle_epm_move(EPM_Dir_None);
  957. }else {
  958. mc_throttle_epm_move(EPM_Dir_Forward);
  959. }
  960. }
  961. }
  962. static bool mc_process_force_running(void) {
  963. if (motor.b_calibrate || (motor.mode == CTRL_MODE_OPEN)) {
  964. if (motor.b_force_run) {
  965. if (_force_wait > 0) {
  966. --_force_wait;
  967. }else {
  968. _force_angle += 1.5f;
  969. rand_angle(_force_angle);
  970. PMSM_FOC_Set_Angle(_force_angle);
  971. }
  972. }
  973. return true;
  974. }
  975. return false;
  976. }
  977. #ifdef CONFIG_CRUISE_ENABLE_ACCL
  978. static void mc_process_curise(void) {
  979. static bool can_pause_resume = false;
  980. if (motor.b_cruise) {
  981. if (PMSM_FOC_GetSpeed() < CONFIG_MIN_CRUISE_RPM) {
  982. mc_enable_cruise(false);
  983. return;
  984. }
  985. /* 定速巡航模式下,必须转把归位后才能开始通过拧动转把加速 */
  986. if (mc_throttle_released() && !can_pause_resume) {
  987. can_pause_resume = true;
  988. }
  989. if (!can_pause_resume) {
  990. return;
  991. }
  992. if (PMSM_FOC_Is_CruiseEnabled()) {
  993. u32 cruise_time = shark_get_seconds() - motor.cruise_time;
  994. if ((cruise_time >= 3) && motor.cruise_torque == 0.0f) {
  995. motor.cruise_torque = PMSM_FOC_Get()->in.s_targetTorque;
  996. }else if ((cruise_time >= 3) && (motor.cruise_torque > 0.0f)){
  997. float trq_req = get_user_request_torque();
  998. if (trq_req > motor.cruise_torque * 1.2f) {
  999. PMSM_FOC_PauseCruise(); //需要加速,暂停定速巡航
  1000. }
  1001. }
  1002. }else {
  1003. float trq_req = get_user_request_torque();
  1004. if (trq_req <= motor.cruise_torque * 1.1f) {
  1005. 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
  1006. motor.cruise_time = shark_get_seconds();
  1007. }
  1008. }
  1009. }else {
  1010. can_pause_resume = false;
  1011. }
  1012. }
  1013. #endif
  1014. /*FOC 的部分处理,比如速度环,状态机,转把采集等*/
  1015. measure_time_t g_meas_MCTask;
  1016. #define mc_TaskStart time_measure_start(&g_meas_MCTask)
  1017. #define mc_TaskEnd time_measure_end(&g_meas_MCTask)
  1018. void Sched_MC_mTask(void) {
  1019. mc_TaskStart;
  1020. adc_vref_filter();
  1021. #ifdef CONFIG_CRUISE_ENABLE_ACCL
  1022. mc_process_curise();
  1023. #endif
  1024. u8 runMode = PMSM_FOC_CtrlMode();
  1025. /*保护功能*/
  1026. bool limted = PMSM_FOC_RunTime_Limit();
  1027. /* 母线电流,实际采集的相电流矢量大小的计算 */
  1028. PMSM_FOC_Calc_Current();
  1029. if (mc_process_force_running()) {
  1030. mc_TaskEnd;
  1031. return;
  1032. }
  1033. if (mc_detect_vbus_mode() || limted) {
  1034. mc_gear_vmode_changed();
  1035. }
  1036. /* 堵转处理 */
  1037. if (mc_run_stall_process(runMode) || (runMode == CTRL_MODE_CURRENT)) {
  1038. eCtrl_Running();
  1039. PMSM_FOC_Slow_Task();
  1040. mc_TaskEnd;
  1041. return;
  1042. }
  1043. if ((runMode != CTRL_MODE_OPEN) || (motor.mode != CTRL_MODE_OPEN)) {
  1044. #ifndef CONFIG_DQ_STEP_RESPONSE
  1045. mc_autohold_process();
  1046. if (motor.mode != CTRL_MODE_OPEN) {
  1047. u32 mask;
  1048. if (mc_can_stop_foc()) {
  1049. if (PMSM_FOC_Is_Start()) {
  1050. mask = cpu_enter_critical();
  1051. PMSM_FOC_Stop();
  1052. pwm_disable_channel();
  1053. cpu_exit_critical(mask);
  1054. }
  1055. }
  1056. if (mc_can_restart_foc()) {
  1057. mask = cpu_enter_critical();
  1058. PMSM_FOC_Start(motor.mode);
  1059. mc_gear_vmode_changed();
  1060. thro_torque_reset();
  1061. pwm_enable_channel();
  1062. cpu_exit_critical(mask);
  1063. }
  1064. }
  1065. if (runMode != CTRL_MODE_OPEN) {
  1066. eCtrl_Running();
  1067. if ((runMode == CTRL_MODE_SPD) && mc_is_epm()) {
  1068. mc_process_throttle_epm();
  1069. }else {
  1070. float thro = get_throttle_float();
  1071. if (motor.b_ignor_throttle) {
  1072. float r = (float)motor.u_throttle_ration/100.0f;
  1073. thro = thro_ration_to_voltage(r);
  1074. }
  1075. thro_torque_process(runMode, thro);
  1076. }
  1077. PMSM_FOC_Slow_Task();
  1078. }
  1079. #endif
  1080. }
  1081. mc_TaskEnd;
  1082. }