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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"
22
 
23
/* Private includes ----------------------------------------------------------*/
24
/* USER CODE BEGIN Includes */
25
#include "libSerial/serial.h"
9 mjames 26
 
6 mjames 27
#include "display.h"
2 mjames 28
/* USER CODE END Includes */
29
 
30
/* Private typedef -----------------------------------------------------------*/
31
/* USER CODE BEGIN PTD */
32
 
33
/* USER CODE END PTD */
34
 
35
/* Private define ------------------------------------------------------------*/
36
/* USER CODE BEGIN PD */
37
/* USER CODE END PD */
38
 
39
/* Private macro -------------------------------------------------------------*/
40
/* USER CODE BEGIN PM */
41
 
42
/* USER CODE END PM */
43
 
44
/* Private variables ---------------------------------------------------------*/
45
CAN_HandleTypeDef hcan;
46
 
47
SPI_HandleTypeDef hspi1;
48
 
9 mjames 49
TIM_HandleTypeDef htim3;
2 mjames 50
TIM_HandleTypeDef htim4;
51
 
52
UART_HandleTypeDef huart1;
53
 
54
/* USER CODE BEGIN PV */
55
 
56
/* USER CODE END PV */
57
 
58
/* Private function prototypes -----------------------------------------------*/
9 mjames 59
void SystemClock_Config(void);
60
static void MX_GPIO_Init(void);
61
static void MX_CAN_Init(void);
62
static void MX_SPI1_Init(void);
63
static void MX_TIM4_Init(void);
64
static void MX_USART1_UART_Init(void);
65
static void MX_TIM3_Init(void);
2 mjames 66
/* USER CODE BEGIN PFP */
67
 
68
/* USER CODE END PFP */
69
 
70
/* Private user code ---------------------------------------------------------*/
71
/* USER CODE BEGIN 0 */
72
 
73
/* USER CODE END 0 */
74
 
75
/**
9 mjames 76
  * @brief  The application entry point.
77
  * @retval int
78
  */
79
int main(void)
2 mjames 80
{
81
  /* USER CODE BEGIN 1 */
82
 
83
  /* USER CODE END 1 */
84
 
85
  /* MCU Configuration--------------------------------------------------------*/
86
 
87
  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
9 mjames 88
  HAL_Init();
2 mjames 89
 
90
  /* USER CODE BEGIN Init */
91
 
92
  /* USER CODE END Init */
93
 
94
  /* Configure the system clock */
9 mjames 95
  SystemClock_Config();
2 mjames 96
 
97
  /* USER CODE BEGIN SysInit */
98
 
99
  /* USER CODE END SysInit */
100
 
101
  /* Initialize all configured peripherals */
9 mjames 102
  MX_GPIO_Init();
103
  MX_CAN_Init();
104
  MX_SPI1_Init();
105
  MX_TIM4_Init();
106
  MX_USART1_UART_Init();
107
  MX_TIM3_Init();
2 mjames 108
  /* USER CODE BEGIN 2 */
109
  __HAL_RCC_USART1_CLK_ENABLE();
110
  /* setup the USART control blocks */
6 mjames 111
  init_usart_ctl (&uc1, huart1.Instance);
2 mjames 112
 
113
  EnableSerialRxInterrupt (&uc1);
114
 
6 mjames 115
  cc_init ();
116
  HAL_Delay (1000);
2 mjames 117
  /* USER CODE END 2 */
118
 
119
  /* Infinite loop */
120
  /* USER CODE BEGIN WHILE */
121
  while (1)
122
    {
6 mjames 123
      cc_run ();
2 mjames 124
 
125
 
9 mjames 126
      HAL_Delay (50);
5 mjames 127
 
9 mjames 128
    /* USER CODE END WHILE */
5 mjames 129
 
9 mjames 130
    /* USER CODE BEGIN 3 */
2 mjames 131
    }
132
  /* USER CODE END 3 */
133
}
134
 
135
/**
9 mjames 136
  * @brief System Clock Configuration
137
  * @retval None
138
  */
139
void SystemClock_Config(void)
2 mjames 140
{
9 mjames 141
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
142
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
2 mjames 143
 
144
  /** Initializes the RCC Oscillators according to the specified parameters
9 mjames 145
  * in the RCC_OscInitTypeDef structure.
146
  */
2 mjames 147
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
148
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
149
  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
150
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
151
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
152
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
153
  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL8;
9 mjames 154
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
155
  {
156
    Error_Handler();
157
  }
2 mjames 158
  /** Initializes the CPU, AHB and APB buses clocks
9 mjames 159
  */
160
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
161
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
2 mjames 162
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
163
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
164
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
165
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
166
 
9 mjames 167
  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
168
  {
169
    Error_Handler();
170
  }
2 mjames 171
}
172
 
173
/**
9 mjames 174
  * @brief CAN Initialization Function
175
  * @param None
176
  * @retval None
177
  */
178
static void MX_CAN_Init(void)
2 mjames 179
{
180
 
181
  /* USER CODE BEGIN CAN_Init 0 */
182
 
183
  /* USER CODE END CAN_Init 0 */
184
 
185
  /* USER CODE BEGIN CAN_Init 1 */
186
 
187
  /* USER CODE END CAN_Init 1 */
188
  hcan.Instance = CAN1;
189
  hcan.Init.Prescaler = 16;
190
  hcan.Init.Mode = CAN_MODE_NORMAL;
191
  hcan.Init.SyncJumpWidth = CAN_SJW_1TQ;
192
  hcan.Init.TimeSeg1 = CAN_BS1_1TQ;
193
  hcan.Init.TimeSeg2 = CAN_BS2_1TQ;
194
  hcan.Init.TimeTriggeredMode = DISABLE;
195
  hcan.Init.AutoBusOff = DISABLE;
196
  hcan.Init.AutoWakeUp = DISABLE;
197
  hcan.Init.AutoRetransmission = DISABLE;
198
  hcan.Init.ReceiveFifoLocked = DISABLE;
199
  hcan.Init.TransmitFifoPriority = DISABLE;
9 mjames 200
  if (HAL_CAN_Init(&hcan) != HAL_OK)
201
  {
202
    Error_Handler();
203
  }
2 mjames 204
  /* USER CODE BEGIN CAN_Init 2 */
205
 
206
  /* USER CODE END CAN_Init 2 */
207
 
208
}
209
 
210
/**
9 mjames 211
  * @brief SPI1 Initialization Function
212
  * @param None
213
  * @retval None
214
  */
215
static void MX_SPI1_Init(void)
2 mjames 216
{
217
 
218
  /* USER CODE BEGIN SPI1_Init 0 */
219
 
220
  /* USER CODE END SPI1_Init 0 */
221
 
222
  /* USER CODE BEGIN SPI1_Init 1 */
223
 
224
  /* USER CODE END SPI1_Init 1 */
225
  /* SPI1 parameter configuration*/
226
  hspi1.Instance = SPI1;
227
  hspi1.Init.Mode = SPI_MODE_MASTER;
228
  hspi1.Init.Direction = SPI_DIRECTION_1LINE;
229
  hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
5 mjames 230
  hspi1.Init.CLKPolarity = SPI_POLARITY_HIGH;
231
  hspi1.Init.CLKPhase = SPI_PHASE_2EDGE;
2 mjames 232
  hspi1.Init.NSS = SPI_NSS_SOFT;
233
  hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
234
  hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
235
  hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
236
  hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
237
  hspi1.Init.CRCPolynomial = 10;
9 mjames 238
  if (HAL_SPI_Init(&hspi1) != HAL_OK)
239
  {
240
    Error_Handler();
241
  }
2 mjames 242
  /* USER CODE BEGIN SPI1_Init 2 */
243
 
244
  /* USER CODE END SPI1_Init 2 */
245
 
246
}
247
 
248
/**
9 mjames 249
  * @brief TIM3 Initialization Function
250
  * @param None
251
  * @retval None
252
  */
253
static void MX_TIM3_Init(void)
2 mjames 254
{
255
 
9 mjames 256
  /* USER CODE BEGIN TIM3_Init 0 */
257
 
258
  /* USER CODE END TIM3_Init 0 */
259
 
260
  TIM_MasterConfigTypeDef sMasterConfig = {0};
261
  TIM_OC_InitTypeDef sConfigOC = {0};
262
 
263
  /* USER CODE BEGIN TIM3_Init 1 */
264
 
265
  /* USER CODE END TIM3_Init 1 */
266
  htim3.Instance = TIM3;
267
  htim3.Init.Prescaler = 640;
268
  htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
269
  htim3.Init.Period = 10000;
270
  htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
271
  htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
272
  if (HAL_TIM_OC_Init(&htim3) != HAL_OK)
273
  {
274
    Error_Handler();
275
  }
276
  if (HAL_TIM_OnePulse_Init(&htim3, TIM_OPMODE_SINGLE) != HAL_OK)
277
  {
278
    Error_Handler();
279
  }
280
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_ENABLE;
281
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
282
  if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
283
  {
284
    Error_Handler();
285
  }
286
  sConfigOC.OCMode = TIM_OCMODE_TIMING;
287
  sConfigOC.Pulse = 9999;
288
  sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
289
  sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
290
  if (HAL_TIM_OC_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
291
  {
292
    Error_Handler();
293
  }
294
  /* USER CODE BEGIN TIM3_Init 2 */
295
 
296
  /* USER CODE END TIM3_Init 2 */
297
 
298
}
299
 
300
/**
301
  * @brief TIM4 Initialization Function
302
  * @param None
303
  * @retval None
304
  */
305
static void MX_TIM4_Init(void)
306
{
307
 
2 mjames 308
  /* USER CODE BEGIN TIM4_Init 0 */
309
 
310
  /* USER CODE END TIM4_Init 0 */
311
 
9 mjames 312
  TIM_Encoder_InitTypeDef sConfig = {0};
313
  TIM_MasterConfigTypeDef sMasterConfig = {0};
2 mjames 314
 
315
  /* USER CODE BEGIN TIM4_Init 1 */
316
 
317
  /* USER CODE END TIM4_Init 1 */
318
  htim4.Instance = TIM4;
319
  htim4.Init.Prescaler = 0;
320
  htim4.Init.CounterMode = TIM_COUNTERMODE_UP;
321
  htim4.Init.Period = 65535;
322
  htim4.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
323
  htim4.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
324
  sConfig.EncoderMode = TIM_ENCODERMODE_TI12;
325
  sConfig.IC1Polarity = TIM_ICPOLARITY_RISING;
326
  sConfig.IC1Selection = TIM_ICSELECTION_DIRECTTI;
327
  sConfig.IC1Prescaler = TIM_ICPSC_DIV1;
328
  sConfig.IC1Filter = 8;
329
  sConfig.IC2Polarity = TIM_ICPOLARITY_RISING;
330
  sConfig.IC2Selection = TIM_ICSELECTION_DIRECTTI;
331
  sConfig.IC2Prescaler = TIM_ICPSC_DIV1;
332
  sConfig.IC2Filter = 8;
9 mjames 333
  if (HAL_TIM_Encoder_Init(&htim4, &sConfig) != HAL_OK)
334
  {
335
    Error_Handler();
336
  }
2 mjames 337
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
338
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
9 mjames 339
  if (HAL_TIMEx_MasterConfigSynchronization(&htim4, &sMasterConfig) != HAL_OK)
340
  {
341
    Error_Handler();
342
  }
2 mjames 343
  /* USER CODE BEGIN TIM4_Init 2 */
344
 
345
  /* USER CODE END TIM4_Init 2 */
346
 
347
}
348
 
349
/**
9 mjames 350
  * @brief USART1 Initialization Function
351
  * @param None
352
  * @retval None
353
  */
354
static void MX_USART1_UART_Init(void)
2 mjames 355
{
356
 
357
  /* USER CODE BEGIN USART1_Init 0 */
358
 
359
  /* USER CODE END USART1_Init 0 */
360
 
361
  /* USER CODE BEGIN USART1_Init 1 */
362
 
363
  /* USER CODE END USART1_Init 1 */
364
  huart1.Instance = USART1;
365
  huart1.Init.BaudRate = 115200;
366
  huart1.Init.WordLength = UART_WORDLENGTH_8B;
367
  huart1.Init.StopBits = UART_STOPBITS_1;
368
  huart1.Init.Parity = UART_PARITY_NONE;
369
  huart1.Init.Mode = UART_MODE_TX_RX;
370
  huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
371
  huart1.Init.OverSampling = UART_OVERSAMPLING_16;
9 mjames 372
  if (HAL_UART_Init(&huart1) != HAL_OK)
373
  {
374
    Error_Handler();
375
  }
2 mjames 376
  /* USER CODE BEGIN USART1_Init 2 */
377
 
378
  /* USER CODE END USART1_Init 2 */
379
 
380
}
381
 
382
/**
9 mjames 383
  * @brief GPIO Initialization Function
384
  * @param None
385
  * @retval None
386
  */
387
static void MX_GPIO_Init(void)
2 mjames 388
{
9 mjames 389
  GPIO_InitTypeDef GPIO_InitStruct = {0};
2 mjames 390
 
391
  /* GPIO Ports Clock Enable */
5 mjames 392
  __HAL_RCC_GPIOC_CLK_ENABLE();
2 mjames 393
  __HAL_RCC_GPIOD_CLK_ENABLE();
394
  __HAL_RCC_GPIOA_CLK_ENABLE();
395
  __HAL_RCC_GPIOB_CLK_ENABLE();
396
 
397
  /*Configure GPIO pin Output Level */
9 mjames 398
  HAL_GPIO_WritePin(GPIOC, SPI_CD_Pin|SPI_RESET_Pin, GPIO_PIN_RESET);
2 mjames 399
 
400
  /*Configure GPIO pin Output Level */
9 mjames 401
  HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_RESET);
2 mjames 402
 
5 mjames 403
  /*Configure GPIO pins : SPI_CD_Pin SPI_RESET_Pin */
9 mjames 404
  GPIO_InitStruct.Pin = SPI_CD_Pin|SPI_RESET_Pin;
2 mjames 405
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
406
  GPIO_InitStruct.Pull = GPIO_NOPULL;
407
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
9 mjames 408
  HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
2 mjames 409
 
5 mjames 410
  /*Configure GPIO pin : SPI_NSS1_Pin */
411
  GPIO_InitStruct.Pin = SPI_NSS1_Pin;
2 mjames 412
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
413
  GPIO_InitStruct.Pull = GPIO_NOPULL;
414
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
9 mjames 415
  HAL_GPIO_Init(SPI_NSS1_GPIO_Port, &GPIO_InitStruct);
2 mjames 416
 
417
}
418
 
419
/* USER CODE BEGIN 4 */
420
 
421
/* USER CODE END 4 */
422
 
423
/**
9 mjames 424
  * @brief  This function is executed in case of error occurrence.
425
  * @retval None
426
  */
427
void Error_Handler(void)
2 mjames 428
{
429
  /* USER CODE BEGIN Error_Handler_Debug */
430
  /* User can add his own implementation to report the HAL error return state */
431
 
432
  /* USER CODE END Error_Handler_Debug */
433
}
434
 
435
#ifdef  USE_FULL_ASSERT
436
/**
437
  * @brief  Reports the name of the source file and the source line number
438
  *         where the assert_param error has occurred.
439
  * @param  file: pointer to the source file name
440
  * @param  line: assert_param error line source number
441
  * @retval None
442
  */
443
void assert_failed(uint8_t *file, uint32_t line)
444
{
445
  /* USER CODE BEGIN 6 */
446
  /* User can add his own implementation to report the file name and line number,
447
     tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
448
  /* USER CODE END 6 */
449
}
450
#endif /* USE_FULL_ASSERT */
451
 
452
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/