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2 mjames 1
/* USER CODE BEGIN Header */
2
/**
3
 ******************************************************************************
4
 * @file           : main.c
5
 * @brief          : Main program body
6
 ******************************************************************************
7
 * @attention
8
 *
9
 * <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
10
 * All rights reserved.</center></h2>
11
 *
12
 * This software component is licensed by ST under BSD 3-Clause license,
13
 * the "License"; You may not use this file except in compliance with the
14
 * License. You may obtain a copy of the License at:
15
 *                        opensource.org/licenses/BSD-3-Clause
16
 *
17
 ******************************************************************************
18
 */
19
/* USER CODE END Header */
20
/* Includes ------------------------------------------------------------------*/
21
#include "main.h"
13 mjames 22
#include "usb_device.h"
2 mjames 23
 
24
/* Private includes ----------------------------------------------------------*/
25
/* USER CODE BEGIN Includes */
26
#include "libSerial/serial.h"
11 mjames 27
#include "libBMP280/bmp280.h"
6 mjames 28
#include "display.h"
2 mjames 29
/* USER CODE END Includes */
30
 
31
/* Private typedef -----------------------------------------------------------*/
32
/* USER CODE BEGIN PTD */
33
 
34
/* USER CODE END PTD */
35
 
36
/* Private define ------------------------------------------------------------*/
37
/* USER CODE BEGIN PD */
38
/* USER CODE END PD */
39
 
40
/* Private macro -------------------------------------------------------------*/
41
/* USER CODE BEGIN PM */
42
 
43
/* USER CODE END PM */
44
 
45
/* Private variables ---------------------------------------------------------*/
28 mjames 46
I2C_HandleTypeDef hi2c1;
11 mjames 47
I2C_HandleTypeDef hi2c2;
48
 
27 mjames 49
IWDG_HandleTypeDef hiwdg;
50
 
13 mjames 51
RTC_HandleTypeDef hrtc;
52
 
2 mjames 53
SPI_HandleTypeDef hspi1;
54
 
9 mjames 55
TIM_HandleTypeDef htim3;
2 mjames 56
TIM_HandleTypeDef htim4;
57
 
58
UART_HandleTypeDef huart1;
59
 
60
/* USER CODE BEGIN PV */
11 mjames 61
typedef struct
62
{
63
  uint8_t dev_addr;
64
} interface_t;
2 mjames 65
 
11 mjames 66
static int8_t
24 mjames 67
user_i2c_write (uint8_t i2c_addr, uint8_t reg_addr, uint8_t *reg_data,
68
                uint32_t len)
11 mjames 69
{
24 mjames 70
  HAL_StatusTypeDef st = HAL_I2C_Mem_Write (&hi2c2, i2c_addr << 1, reg_addr, 1,
28 mjames 71
                                            reg_data, len, 1000);
11 mjames 72
 
24 mjames 73
  return st != HAL_OK ? BMP280_E_COMM_FAIL : BMP280_OK;
11 mjames 74
 
75
}
76
static int8_t
24 mjames 77
user_i2c_read (uint8_t i2c_addr, uint8_t reg_addr, uint8_t *reg_data,
78
               uint32_t len)
11 mjames 79
{
24 mjames 80
  HAL_StatusTypeDef st = HAL_I2C_Mem_Read (&hi2c2, i2c_addr << 1, reg_addr, 1,
28 mjames 81
                                           reg_data, len, 1000);
11 mjames 82
 
24 mjames 83
  return st != HAL_OK ? BMP280_E_COMM_FAIL : BMP280_OK;
11 mjames 84
 
85
}
28 mjames 86
// the second I2C bus is I2C1, this is used for the external I2C thermometer to avoid problems with noise pickup .
87
static int8_t
88
user_i2c2_write (uint8_t i2c_addr, uint8_t reg_addr, uint8_t *reg_data,
89
                uint32_t len)
90
{
91
  HAL_StatusTypeDef st = HAL_I2C_Mem_Write (&hi2c1, i2c_addr << 1, reg_addr, 1,
92
                                            reg_data, len, 1000);
11 mjames 93
 
28 mjames 94
  return st != HAL_OK ? BMP280_E_COMM_FAIL : BMP280_OK;
95
 
96
}
97
static int8_t
98
user_i2c2_read (uint8_t i2c_addr, uint8_t reg_addr, uint8_t *reg_data,
99
               uint32_t len)
100
{
101
  HAL_StatusTypeDef st = HAL_I2C_Mem_Read (&hi2c1, i2c_addr << 1, reg_addr, 1,
102
                                           reg_data, len, 1000);
103
 
104
  return st != HAL_OK ? BMP280_E_COMM_FAIL : BMP280_OK;
105
 
106
}
107
 
108
 
11 mjames 109
static void
110
user_delay_ms (uint32_t ms, void *handle)
111
{
112
  HAL_Delay (ms);
113
 
114
}
115
 
116
struct bmp280_dev bmp =
117
  {
26 mjames 118
  .intf = BMP280_I2C_INTF,
119
  .read = user_i2c_read,
120
  .write = user_i2c_write,
121
  .delay_ms = user_delay_ms,
11 mjames 122
 
26 mjames 123
   /* Update interface pointer with the structure that contains both device address and file descriptor */
124
  .dev_id = BMP280_I2C_ADDR_PRIM
125
  };
11 mjames 126
 
26 mjames 127
struct bmp280_dev bmp2 =
128
  {
129
  .intf = BMP280_I2C_INTF,
28 mjames 130
  .read = user_i2c2_read,
131
  .write = user_i2c2_write,
26 mjames 132
  .delay_ms = user_delay_ms,
11 mjames 133
 
26 mjames 134
  /* Update interface pointer with the structure that contains both device address and file descriptor */
28 mjames 135
  .dev_id = BMP280_I2C_ADDR_PRIM
26 mjames 136
  };
137
 
11 mjames 138
int8_t rslt;
26 mjames 139
 
140
 
11 mjames 141
struct bmp280_config conf;
26 mjames 142
struct bmp280_config conf2;
11 mjames 143
 
2 mjames 144
/* USER CODE END PV */
145
 
146
/* Private function prototypes -----------------------------------------------*/
26 mjames 147
void SystemClock_Config(void);
148
static void MX_GPIO_Init(void);
149
static void MX_SPI1_Init(void);
150
static void MX_TIM4_Init(void);
151
static void MX_USART1_UART_Init(void);
152
static void MX_TIM3_Init(void);
153
static void MX_I2C2_Init(void);
154
static void MX_RTC_Init(void);
27 mjames 155
static void MX_IWDG_Init(void);
28 mjames 156
static void MX_I2C1_Init(void);
2 mjames 157
/* USER CODE BEGIN PFP */
158
 
159
/* USER CODE END PFP */
160
 
161
/* Private user code ---------------------------------------------------------*/
162
/* USER CODE BEGIN 0 */
163
 
26 mjames 164
uint32_t const TICKS_LOOP = 50; // 50mS per loop.
24 mjames 165
 
26 mjames 166
// initialise the BMP
167
uint8_t init_bmp(struct bmp280_config * conf, struct bmp280_dev * bmp )
168
{
169
  rslt = bmp280_init(bmp);
170
  if (rslt != BMP280_OK)
171
    return rslt;
172
 
173
  rslt = bmp280_get_config (conf, bmp);
174
  if (rslt != BMP280_OK)
175
    return rslt;
176
  /* configuring the temperature oversampling, filter coefficient and output data rate */
177
  /* Overwrite the desired settings */
178
  conf->filter = BMP280_FILTER_COEFF_2;
179
 
180
  /* Temperature oversampling set at 4x */
181
  conf->os_temp = BMP280_OS_4X;
182
 
183
  /* Pressure over sampling none (disabling pressure measurement) */
184
  conf->os_pres = BMP280_OS_4X;
185
 
186
  /* Setting the output data rate as 2HZ(500ms) */
187
  conf->odr = BMP280_ODR_500_MS;
188
  rslt = bmp280_set_config (conf, bmp);
189
  if (rslt != BMP280_OK)
190
    return rslt;
191
 
192
  /* Always set the power mode after setting the configuration */
193
  rslt = bmp280_set_power_mode (BMP280_NORMAL_MODE, bmp);
194
  if (rslt != BMP280_OK)
195
    return rslt;
196
 
197
}
198
 
28 mjames 199
static void reset_I2C1(void)
200
{
201
  HAL_GPIO_WritePin ( GPIOB, GPIO_PIN_9, GPIO_PIN_SET);
202
  HAL_GPIO_WritePin ( GPIOB, GPIO_PIN_8, GPIO_PIN_SET);
203
  __HAL_AFIO_REMAP_I2C1_DISABLE();
204
  int i;
205
  // clock 18 times
206
  for (i=0;i<18;++i)
207
    {
208
     HAL_Delay (1);
209
     HAL_GPIO_WritePin ( GPIOB, GPIO_PIN_9, GPIO_PIN_SET);
210
     HAL_Delay (1);
211
     HAL_GPIO_WritePin ( GPIOB, GPIO_PIN_9, GPIO_PIN_SET);
212
    }
213
   __HAL_AFIO_REMAP_I2C1_ENABLE();
26 mjames 214
 
28 mjames 215
}
26 mjames 216
 
29 mjames 217
void resetBmp2(void)
218
{
219
  HAL_GPIO_WritePin (I2C1_BusPower_GPIO_Port, I2C1_BusPower_Pin, GPIO_PIN_RESET);
30 mjames 220
  HAL_Delay (400);
29 mjames 221
  HAL_GPIO_WritePin (I2C1_BusPower_GPIO_Port, I2C1_BusPower_Pin, GPIO_PIN_SET);
222
  HAL_Delay (200);
223
  init_bmp(&conf2,&bmp2);
26 mjames 224
 
29 mjames 225
}
26 mjames 226
 
28 mjames 227
 
2 mjames 228
/* USER CODE END 0 */
229
 
230
/**
26 mjames 231
  * @brief  The application entry point.
232
  * @retval int
233
  */
234
int main(void)
2 mjames 235
{
236
  /* USER CODE BEGIN 1 */
237
 
238
  /* USER CODE END 1 */
239
 
240
  /* MCU Configuration--------------------------------------------------------*/
241
 
242
  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
26 mjames 243
  HAL_Init();
2 mjames 244
 
245
  /* USER CODE BEGIN Init */
246
 
247
  /* USER CODE END Init */
248
 
249
  /* Configure the system clock */
26 mjames 250
  SystemClock_Config();
2 mjames 251
 
252
  /* USER CODE BEGIN SysInit */
253
 
254
  /* USER CODE END SysInit */
255
 
256
  /* Initialize all configured peripherals */
26 mjames 257
  MX_GPIO_Init();
258
  MX_SPI1_Init();
259
  MX_TIM4_Init();
260
  MX_USART1_UART_Init();
261
  MX_TIM3_Init();
262
  MX_I2C2_Init();
263
  MX_RTC_Init();
264
  MX_USB_DEVICE_Init();
27 mjames 265
  MX_IWDG_Init();
28 mjames 266
  MX_I2C1_Init();
2 mjames 267
  /* USER CODE BEGIN 2 */
14 mjames 268
 
269
  HAL_GPIO_WritePin ( USB_PULLUP_GPIO_Port, USB_PULLUP_Pin, GPIO_PIN_RESET);
270
  HAL_Delay (1000);
271
  HAL_GPIO_WritePin ( USB_PULLUP_GPIO_Port, USB_PULLUP_Pin, GPIO_PIN_SET);
24 mjames 272
  /* setup the USART control blocks */
2 mjames 273
 
22 mjames 274
#if defined SERIAL_UART1
27 mjames 275
  init_usart_ctl (&uc1, &huart1);
22 mjames 276
 
25 mjames 277
 
2 mjames 278
  EnableSerialRxInterrupt (&uc1);
25 mjames 279
 
22 mjames 280
#endif
2 mjames 281
 
26 mjames 282
  init_bmp(&conf,&bmp);
283
  init_bmp(&conf2,&bmp2);
11 mjames 284
 
26 mjames 285
   cc_init ();
11 mjames 286
 
287
 
24 mjames 288
  uint32_t timeNext = HAL_GetTick () + TICKS_LOOP;
11 mjames 289
 
2 mjames 290
  /* USER CODE END 2 */
291
 
292
  /* Infinite loop */
293
  /* USER CODE BEGIN WHILE */
294
  while (1)
295
    {
24 mjames 296
      uint32_t timeNow = HAL_GetTick ();
22 mjames 297
 
24 mjames 298
      if (timeNow < timeNext)
299
        HAL_Delay (timeNext - timeNow);
300
      timeNext += TICKS_LOOP;
26 mjames 301
      cc_run (&bmp, &bmp2);
2 mjames 302
 
27 mjames 303
      // refresh watchdog timer
304
      HAL_IWDG_Refresh(&hiwdg);
305
 
306
 
26 mjames 307
    /* USER CODE END WHILE */
14 mjames 308
 
26 mjames 309
    /* USER CODE BEGIN 3 */
2 mjames 310
    }
311
  /* USER CODE END 3 */
312
}
313
 
314
/**
26 mjames 315
  * @brief System Clock Configuration
316
  * @retval None
317
  */
318
void SystemClock_Config(void)
2 mjames 319
{
26 mjames 320
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
321
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
322
  RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
2 mjames 323
 
324
  /** Initializes the RCC Oscillators according to the specified parameters
26 mjames 325
  * in the RCC_OscInitTypeDef structure.
326
  */
27 mjames 327
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_HSE
328
                              |RCC_OSCILLATORTYPE_LSE;
2 mjames 329
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
330
  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
13 mjames 331
  RCC_OscInitStruct.LSEState = RCC_LSE_ON;
2 mjames 332
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
27 mjames 333
  RCC_OscInitStruct.LSIState = RCC_LSI_ON;
2 mjames 334
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
335
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
13 mjames 336
  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
26 mjames 337
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
338
  {
339
    Error_Handler();
340
  }
2 mjames 341
  /** Initializes the CPU, AHB and APB buses clocks
26 mjames 342
  */
343
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
344
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
2 mjames 345
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
346
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
347
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
348
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
349
 
26 mjames 350
  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
351
  {
352
    Error_Handler();
353
  }
354
  PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC|RCC_PERIPHCLK_USB;
13 mjames 355
  PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
356
  PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
26 mjames 357
  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
358
  {
359
    Error_Handler();
360
  }
2 mjames 361
}
362
 
363
/**
28 mjames 364
  * @brief I2C1 Initialization Function
365
  * @param None
366
  * @retval None
367
  */
368
static void MX_I2C1_Init(void)
369
{
370
 
371
  /* USER CODE BEGIN I2C1_Init 0 */
372
 
373
  /* USER CODE END I2C1_Init 0 */
374
 
375
  /* USER CODE BEGIN I2C1_Init 1 */
376
 
377
  /* USER CODE END I2C1_Init 1 */
378
  hi2c1.Instance = I2C1;
379
  hi2c1.Init.ClockSpeed = 100000;
380
  hi2c1.Init.DutyCycle = I2C_DUTYCYCLE_2;
381
  hi2c1.Init.OwnAddress1 = 0;
382
  hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
383
  hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
384
  hi2c1.Init.OwnAddress2 = 0;
385
  hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
386
  hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
387
  if (HAL_I2C_Init(&hi2c1) != HAL_OK)
388
  {
389
    Error_Handler();
390
  }
391
  /* USER CODE BEGIN I2C1_Init 2 */
392
 
393
  /* USER CODE END I2C1_Init 2 */
394
 
395
}
396
 
397
/**
26 mjames 398
  * @brief I2C2 Initialization Function
399
  * @param None
400
  * @retval None
401
  */
402
static void MX_I2C2_Init(void)
11 mjames 403
{
404
 
405
  /* USER CODE BEGIN I2C2_Init 0 */
406
 
407
  /* USER CODE END I2C2_Init 0 */
408
 
409
  /* USER CODE BEGIN I2C2_Init 1 */
410
 
411
  /* USER CODE END I2C2_Init 1 */
412
  hi2c2.Instance = I2C2;
413
  hi2c2.Init.ClockSpeed = 100000;
414
  hi2c2.Init.DutyCycle = I2C_DUTYCYCLE_2;
415
  hi2c2.Init.OwnAddress1 = 0;
416
  hi2c2.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
417
  hi2c2.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
418
  hi2c2.Init.OwnAddress2 = 0;
419
  hi2c2.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
420
  hi2c2.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
26 mjames 421
  if (HAL_I2C_Init(&hi2c2) != HAL_OK)
422
  {
423
    Error_Handler();
424
  }
11 mjames 425
  /* USER CODE BEGIN I2C2_Init 2 */
426
 
427
  /* USER CODE END I2C2_Init 2 */
428
 
429
}
430
 
431
/**
27 mjames 432
  * @brief IWDG Initialization Function
433
  * @param None
434
  * @retval None
435
  */
436
static void MX_IWDG_Init(void)
437
{
438
 
439
  /* USER CODE BEGIN IWDG_Init 0 */
440
 
441
  /* USER CODE END IWDG_Init 0 */
442
 
443
  /* USER CODE BEGIN IWDG_Init 1 */
444
 
445
  /* USER CODE END IWDG_Init 1 */
446
  hiwdg.Instance = IWDG;
447
  hiwdg.Init.Prescaler = IWDG_PRESCALER_16;
448
  hiwdg.Init.Reload = 4095;
449
  if (HAL_IWDG_Init(&hiwdg) != HAL_OK)
450
  {
451
    Error_Handler();
452
  }
453
  /* USER CODE BEGIN IWDG_Init 2 */
454
 
455
  /* USER CODE END IWDG_Init 2 */
456
 
457
}
458
 
459
/**
26 mjames 460
  * @brief RTC Initialization Function
461
  * @param None
462
  * @retval None
463
  */
464
static void MX_RTC_Init(void)
13 mjames 465
{
466
 
467
  /* USER CODE BEGIN RTC_Init 0 */
468
 
469
  /* USER CODE END RTC_Init 0 */
470
 
26 mjames 471
  RTC_TimeTypeDef sTime = {0};
472
  RTC_DateTypeDef DateToUpdate = {0};
13 mjames 473
 
474
  /* USER CODE BEGIN RTC_Init 1 */
475
 
476
  /* USER CODE END RTC_Init 1 */
477
  /** Initialize RTC Only
26 mjames 478
  */
13 mjames 479
  hrtc.Instance = RTC;
480
  hrtc.Init.AsynchPrediv = RTC_AUTO_1_SECOND;
481
  hrtc.Init.OutPut = RTC_OUTPUTSOURCE_ALARM;
26 mjames 482
  if (HAL_RTC_Init(&hrtc) != HAL_OK)
483
  {
484
    Error_Handler();
485
  }
13 mjames 486
 
487
  /* USER CODE BEGIN Check_RTC_BKUP */
488
 
489
  /* USER CODE END Check_RTC_BKUP */
490
 
491
  /** Initialize RTC and set the Time and Date
26 mjames 492
  */
13 mjames 493
  sTime.Hours = 0x0;
494
  sTime.Minutes = 0x0;
495
  sTime.Seconds = 0x0;
496
 
26 mjames 497
  if (HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BCD) != HAL_OK)
498
  {
499
    Error_Handler();
500
  }
13 mjames 501
  DateToUpdate.WeekDay = RTC_WEEKDAY_MONDAY;
502
  DateToUpdate.Month = RTC_MONTH_JANUARY;
503
  DateToUpdate.Date = 0x1;
504
  DateToUpdate.Year = 0x0;
505
 
26 mjames 506
  if (HAL_RTC_SetDate(&hrtc, &DateToUpdate, RTC_FORMAT_BCD) != HAL_OK)
507
  {
508
    Error_Handler();
509
  }
13 mjames 510
  /* USER CODE BEGIN RTC_Init 2 */
511
 
512
  /* USER CODE END RTC_Init 2 */
513
 
514
}
515
 
516
/**
26 mjames 517
  * @brief SPI1 Initialization Function
518
  * @param None
519
  * @retval None
520
  */
521
static void MX_SPI1_Init(void)
2 mjames 522
{
523
 
524
  /* USER CODE BEGIN SPI1_Init 0 */
525
 
526
  /* USER CODE END SPI1_Init 0 */
527
 
528
  /* USER CODE BEGIN SPI1_Init 1 */
529
 
530
  /* USER CODE END SPI1_Init 1 */
531
  /* SPI1 parameter configuration*/
532
  hspi1.Instance = SPI1;
533
  hspi1.Init.Mode = SPI_MODE_MASTER;
534
  hspi1.Init.Direction = SPI_DIRECTION_1LINE;
535
  hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
5 mjames 536
  hspi1.Init.CLKPolarity = SPI_POLARITY_HIGH;
537
  hspi1.Init.CLKPhase = SPI_PHASE_2EDGE;
2 mjames 538
  hspi1.Init.NSS = SPI_NSS_SOFT;
539
  hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
540
  hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
541
  hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
542
  hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
543
  hspi1.Init.CRCPolynomial = 10;
26 mjames 544
  if (HAL_SPI_Init(&hspi1) != HAL_OK)
545
  {
546
    Error_Handler();
547
  }
2 mjames 548
  /* USER CODE BEGIN SPI1_Init 2 */
549
 
550
  /* USER CODE END SPI1_Init 2 */
551
 
552
}
553
 
554
/**
26 mjames 555
  * @brief TIM3 Initialization Function
556
  * @param None
557
  * @retval None
558
  */
559
static void MX_TIM3_Init(void)
2 mjames 560
{
561
 
9 mjames 562
  /* USER CODE BEGIN TIM3_Init 0 */
563
 
564
  /* USER CODE END TIM3_Init 0 */
565
 
26 mjames 566
  TIM_MasterConfigTypeDef sMasterConfig = {0};
567
  TIM_OC_InitTypeDef sConfigOC = {0};
9 mjames 568
 
569
  /* USER CODE BEGIN TIM3_Init 1 */
570
 
571
  /* USER CODE END TIM3_Init 1 */
572
  htim3.Instance = TIM3;
21 mjames 573
  htim3.Init.Prescaler = 719;
9 mjames 574
  htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
575
  htim3.Init.Period = 10000;
576
  htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
577
  htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
26 mjames 578
  if (HAL_TIM_OC_Init(&htim3) != HAL_OK)
579
  {
580
    Error_Handler();
581
  }
582
  if (HAL_TIM_OnePulse_Init(&htim3, TIM_OPMODE_SINGLE) != HAL_OK)
583
  {
584
    Error_Handler();
585
  }
9 mjames 586
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_ENABLE;
587
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
26 mjames 588
  if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
589
  {
590
    Error_Handler();
591
  }
9 mjames 592
  sConfigOC.OCMode = TIM_OCMODE_TIMING;
593
  sConfigOC.Pulse = 9999;
594
  sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
595
  sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
26 mjames 596
  if (HAL_TIM_OC_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
597
  {
598
    Error_Handler();
599
  }
9 mjames 600
  /* USER CODE BEGIN TIM3_Init 2 */
601
 
602
  /* USER CODE END TIM3_Init 2 */
603
 
604
}
605
 
606
/**
26 mjames 607
  * @brief TIM4 Initialization Function
608
  * @param None
609
  * @retval None
610
  */
611
static void MX_TIM4_Init(void)
9 mjames 612
{
613
 
2 mjames 614
  /* USER CODE BEGIN TIM4_Init 0 */
615
 
616
  /* USER CODE END TIM4_Init 0 */
617
 
26 mjames 618
  TIM_Encoder_InitTypeDef sConfig = {0};
619
  TIM_MasterConfigTypeDef sMasterConfig = {0};
2 mjames 620
 
621
  /* USER CODE BEGIN TIM4_Init 1 */
622
 
623
  /* USER CODE END TIM4_Init 1 */
624
  htim4.Instance = TIM4;
625
  htim4.Init.Prescaler = 0;
626
  htim4.Init.CounterMode = TIM_COUNTERMODE_UP;
627
  htim4.Init.Period = 65535;
628
  htim4.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
629
  htim4.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
630
  sConfig.EncoderMode = TIM_ENCODERMODE_TI12;
631
  sConfig.IC1Polarity = TIM_ICPOLARITY_RISING;
632
  sConfig.IC1Selection = TIM_ICSELECTION_DIRECTTI;
633
  sConfig.IC1Prescaler = TIM_ICPSC_DIV1;
21 mjames 634
  sConfig.IC1Filter = 15;
2 mjames 635
  sConfig.IC2Polarity = TIM_ICPOLARITY_RISING;
636
  sConfig.IC2Selection = TIM_ICSELECTION_DIRECTTI;
637
  sConfig.IC2Prescaler = TIM_ICPSC_DIV1;
21 mjames 638
  sConfig.IC2Filter = 15;
26 mjames 639
  if (HAL_TIM_Encoder_Init(&htim4, &sConfig) != HAL_OK)
640
  {
641
    Error_Handler();
642
  }
2 mjames 643
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
644
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
26 mjames 645
  if (HAL_TIMEx_MasterConfigSynchronization(&htim4, &sMasterConfig) != HAL_OK)
646
  {
647
    Error_Handler();
648
  }
2 mjames 649
  /* USER CODE BEGIN TIM4_Init 2 */
650
 
651
  /* USER CODE END TIM4_Init 2 */
652
 
653
}
654
 
655
/**
26 mjames 656
  * @brief USART1 Initialization Function
657
  * @param None
658
  * @retval None
659
  */
660
static void MX_USART1_UART_Init(void)
2 mjames 661
{
662
 
663
  /* USER CODE BEGIN USART1_Init 0 */
664
 
665
  /* USER CODE END USART1_Init 0 */
666
 
667
  /* USER CODE BEGIN USART1_Init 1 */
668
 
669
  /* USER CODE END USART1_Init 1 */
670
  huart1.Instance = USART1;
27 mjames 671
  huart1.Init.BaudRate = 9600;
2 mjames 672
  huart1.Init.WordLength = UART_WORDLENGTH_8B;
673
  huart1.Init.StopBits = UART_STOPBITS_1;
674
  huart1.Init.Parity = UART_PARITY_NONE;
675
  huart1.Init.Mode = UART_MODE_TX_RX;
676
  huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
677
  huart1.Init.OverSampling = UART_OVERSAMPLING_16;
26 mjames 678
  if (HAL_UART_Init(&huart1) != HAL_OK)
679
  {
680
    Error_Handler();
681
  }
2 mjames 682
  /* USER CODE BEGIN USART1_Init 2 */
683
 
684
  /* USER CODE END USART1_Init 2 */
685
 
686
}
687
 
688
/**
26 mjames 689
  * @brief GPIO Initialization Function
690
  * @param None
691
  * @retval None
692
  */
693
static void MX_GPIO_Init(void)
2 mjames 694
{
26 mjames 695
  GPIO_InitTypeDef GPIO_InitStruct = {0};
2 mjames 696
 
697
  /* GPIO Ports Clock Enable */
5 mjames 698
  __HAL_RCC_GPIOC_CLK_ENABLE();
2 mjames 699
  __HAL_RCC_GPIOD_CLK_ENABLE();
700
  __HAL_RCC_GPIOA_CLK_ENABLE();
701
  __HAL_RCC_GPIOB_CLK_ENABLE();
702
 
703
  /*Configure GPIO pin Output Level */
27 mjames 704
  HAL_GPIO_WritePin(Green_LED_GPIO_Port, Green_LED_Pin, GPIO_PIN_RESET);
705
 
706
  /*Configure GPIO pin Output Level */
26 mjames 707
  HAL_GPIO_WritePin(GPIOA, SPI_CD_Pin|SPI_RESET_Pin|SPI_NSS1_Pin, GPIO_PIN_RESET);
2 mjames 708
 
14 mjames 709
  /*Configure GPIO pin Output Level */
29 mjames 710
  HAL_GPIO_WritePin(I2C1_BusPower_GPIO_Port, I2C1_BusPower_Pin, GPIO_PIN_SET);
711
 
712
  /*Configure GPIO pin Output Level */
26 mjames 713
  HAL_GPIO_WritePin(USB_PULLUP_GPIO_Port, USB_PULLUP_Pin, GPIO_PIN_RESET);
14 mjames 714
 
27 mjames 715
  /*Configure GPIO pin : Green_LED_Pin */
716
  GPIO_InitStruct.Pin = Green_LED_Pin;
717
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
718
  GPIO_InitStruct.Pull = GPIO_NOPULL;
719
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
720
  HAL_GPIO_Init(Green_LED_GPIO_Port, &GPIO_InitStruct);
721
 
13 mjames 722
  /*Configure GPIO pins : SPI_CD_Pin SPI_RESET_Pin SPI_NSS1_Pin */
26 mjames 723
  GPIO_InitStruct.Pin = SPI_CD_Pin|SPI_RESET_Pin|SPI_NSS1_Pin;
2 mjames 724
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
725
  GPIO_InitStruct.Pull = GPIO_NOPULL;
726
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
26 mjames 727
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
2 mjames 728
 
29 mjames 729
  /*Configure GPIO pin : I2C1_BusPower_Pin */
730
  GPIO_InitStruct.Pin = I2C1_BusPower_Pin;
731
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
732
  GPIO_InitStruct.Pull = GPIO_NOPULL;
733
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
734
  HAL_GPIO_Init(I2C1_BusPower_GPIO_Port, &GPIO_InitStruct);
735
 
14 mjames 736
  /*Configure GPIO pin : USB_PULLUP_Pin */
737
  GPIO_InitStruct.Pin = USB_PULLUP_Pin;
738
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
739
  GPIO_InitStruct.Pull = GPIO_NOPULL;
740
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
26 mjames 741
  HAL_GPIO_Init(USB_PULLUP_GPIO_Port, &GPIO_InitStruct);
14 mjames 742
 
21 mjames 743
  /*Configure GPIO pin : encoder_push_Pin */
744
  GPIO_InitStruct.Pin = encoder_push_Pin;
745
  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
746
  GPIO_InitStruct.Pull = GPIO_PULLUP;
26 mjames 747
  HAL_GPIO_Init(encoder_push_GPIO_Port, &GPIO_InitStruct);
21 mjames 748
 
2 mjames 749
}
750
 
751
/* USER CODE BEGIN 4 */
752
 
753
/* USER CODE END 4 */
754
 
755
/**
26 mjames 756
  * @brief  This function is executed in case of error occurrence.
757
  * @retval None
758
  */
759
void Error_Handler(void)
2 mjames 760
{
761
  /* USER CODE BEGIN Error_Handler_Debug */
762
  /* User can add his own implementation to report the HAL error return state */
763
 
764
  /* USER CODE END Error_Handler_Debug */
765
}
766
 
767
#ifdef  USE_FULL_ASSERT
768
/**
769
  * @brief  Reports the name of the source file and the source line number
770
  *         where the assert_param error has occurred.
771
  * @param  file: pointer to the source file name
772
  * @param  line: assert_param error line source number
773
  * @retval None
774
  */
775
void assert_failed(uint8_t *file, uint32_t line)
776
{
777
  /* USER CODE BEGIN 6 */
778
  /* User can add his own implementation to report the file name and line number,
779
     tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
780
  /* USER CODE END 6 */
781
}
782
#endif /* USE_FULL_ASSERT */
783
 
784
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/