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2 mjames 1
/**
2
  ******************************************************************************
3
  * File Name          : main.c
4
  * Description        : Main program body
5
  ******************************************************************************
6
  *
7
  * COPYRIGHT(c) 2016 STMicroelectronics
8
  *
9
  * Redistribution and use in source and binary forms, with or without modification,
10
  * are permitted provided that the following conditions are met:
11
  *   1. Redistributions of source code must retain the above copyright notice,
12
  *      this list of conditions and the following disclaimer.
13
  *   2. Redistributions in binary form must reproduce the above copyright notice,
14
  *      this list of conditions and the following disclaimer in the documentation
15
  *      and/or other materials provided with the distribution.
16
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
17
  *      may be used to endorse or promote products derived from this software
18
  *      without specific prior written permission.
19
  *
20
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
23
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
24
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
26
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
27
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
28
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30
  *
31
  ******************************************************************************
32
  */
33
/* Includes ------------------------------------------------------------------*/
34
#include "stm32l1xx_hal.h"
35
 
36
/* USER CODE BEGIN Includes */
7 mjames 37
#include "serial.h"
9 mjames 38
#include "plx.h"
39
#include "misc.h"
2 mjames 40
/* USER CODE END Includes */
41
 
42
/* Private variables ---------------------------------------------------------*/
43
ADC_HandleTypeDef hadc;
6 mjames 44
DMA_HandleTypeDef hdma_adc;
2 mjames 45
 
46
SPI_HandleTypeDef hspi1;
47
 
48
TIM_HandleTypeDef htim2;
49
TIM_HandleTypeDef htim6;
50
 
51
UART_HandleTypeDef huart1;
6 mjames 52
UART_HandleTypeDef huart2;
2 mjames 53
 
54
/* USER CODE BEGIN PV */
55
/* Private variables ---------------------------------------------------------*/
56
 
8 mjames 57
 
9 mjames 58
// with a dwell angle of 45 degrees , 4 cylinders and a maximum RPM of 5000
59
// freq = 5000/60 * 2 = 166Hz. Because the breaker might bounce , we accept the first pulse longer than 1/300 of a second as being a proper closure .
60
// the TIM2 counter counts in 10uS increments,
61
 
62
#define BREAKER_MIN (RPM_COUNT_RATE/300)
63
 
64
 
65
volatile char TimerFlag = 0;
66
 
67
volatile char NoSerialInCTR = 0; // Missing characters coming in on USART1
68
volatile char NoSerialIn = 0;
69
 
8 mjames 70
// storage for ADC
71
long ADC_samples[6];
72
 
9 mjames 73
// Rev counter processing from original RevCounter Project
74
unsigned int RPM_Diff = 0;
75
unsigned int RPM_Count_Latch = 0;
76
// accumulators
77
unsigned int RPM_Pulsecount = 0;
78
unsigned int RPM_FilteredWidth = 0;
79
 
80
unsigned int Coded_RPM = 0;
81
unsigned int Coded_CHT = 0;
82
 
2 mjames 83
/* USER CODE END PV */
84
 
85
/* Private function prototypes -----------------------------------------------*/
86
void SystemClock_Config(void);
87
void Error_Handler(void);
88
static void MX_GPIO_Init(void);
6 mjames 89
static void MX_DMA_Init(void);
2 mjames 90
static void MX_ADC_Init(void);
91
static void MX_SPI1_Init(void);
92
static void MX_TIM2_Init(void);
93
static void MX_TIM6_Init(void);
94
static void MX_USART1_UART_Init(void);
6 mjames 95
static void MX_USART2_UART_Init(void);
2 mjames 96
 
97
void HAL_TIM_MspPostInit(TIM_HandleTypeDef *htim);
98
 
99
 
100
/* USER CODE BEGIN PFP */
101
/* Private function prototypes -----------------------------------------------*/
102
 
9 mjames 103
/* USER CODE END PFP */
7 mjames 104
 
9 mjames 105
/* USER CODE BEGIN 0 */
7 mjames 106
 
9 mjames 107
void ConfigureDMA(void) {
108
        hdma_adc.Instance = DMA1_Channel1;
109
        hdma_adc.Init.Direction = DMA_PERIPH_TO_MEMORY;
110
        hdma_adc.Init.PeriphInc = DMA_PINC_DISABLE;
111
        hdma_adc.Init.MemInc = DMA_MINC_ENABLE;
112
        hdma_adc.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
113
        hdma_adc.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
114
        hdma_adc.Init.Mode = DMA_CIRCULAR; // make the DMA loop automatically
115
        hdma_adc.Init.Priority = DMA_PRIORITY_LOW;
116
        HAL_DMA_Init(&hdma_adc);
117
        __HAL_LINKDMA(&hadc, DMA_Handle, hdma_adc);
118
 
7 mjames 119
}
120
 
9 mjames 121
void plx_sendword(int x) {
122
        PutCharSerial(&uc1, ((x) >> 6) & 0x3F);
123
        PutCharSerial(&uc1, (x) & 0x3F);
124
}
2 mjames 125
 
9 mjames 126
void ProcessRPM(int instance) {
127
// compute the timer values
128
// snapshot timers
129
        unsigned long RPM_Pulsewidth;
130
        unsigned long RPM_Count_Val;
131
        __disable_irq(); // copy the counter value
132
        RPM_Count_Val = RPM_Count;
133
        __enable_irq();
134
// do calculations
135
// if there is only one entry, cannot get difference
136
        if (RPM_Count_Latch != RPM_Count_Val) {
137
                while (1) {
138
                        unsigned int base_time;
139
                        unsigned int new_time;
140
                        // if we are at N-1, stop.
141
                        unsigned int next_count = RPM_Count_Latch + 1;
142
                        if (next_count == RPM_SAMPLES) {
143
                                next_count = 0;
144
                        }
145
                        if (next_count == RPM_Count_Val) {
146
                                break;
147
                        }
148
                        base_time = RPM_Time[RPM_Count_Latch];
149
                        new_time = RPM_Time[next_count];
150
                        RPM_Count_Latch = next_count;
151
                        if (new_time > base_time) {
152
                                RPM_Pulsewidth = new_time - base_time; // not wrapped
153
                        } else {
154
                                RPM_Pulsewidth = new_time + (~base_time) + 1; // deal with wrapping
155
                        }
2 mjames 156
 
9 mjames 157
                        RPM_Diff += RPM_Pulsewidth;
158
                        // need to check if this is a long pulse. If it is, keep the answer
159
                        if (RPM_Pulsewidth > BREAKER_MIN) {
160
                                RPM_Pulsecount++; // count one pulse
161
                                RPM_FilteredWidth += RPM_Diff; // add its width to the accumulator
162
                                RPM_Diff = 0; // reset accumulator of all the narrow widths
163
                        }
164
                }
165
 
166
        }
167
 
168
        if (RPM_Pulsecount > 0) {
169
 
170
                // now have time for N pulses in clocks
171
                // need to scale by 19.55: one unit is 19.55 RPM
172
                // 1Hz is 60 RPM
173
                Coded_RPM = (30.0 / 19.55 * RPM_Pulsecount * RPM_COUNT_RATE)
174
                                / (RPM_FilteredWidth) + 0.5;
175
#if !defined MY_DEBUG
176
                // reset here unless we want to debug
177
                RPM_Pulsecount = 0;
178
                RPM_FilteredWidth = 0;
179
#endif
180
        }
181
 
182
// send the current RPM calculation
183
        plx_sendword(PLX_RPM);
184
        PutCharSerial(&uc1, instance);
185
        plx_sendword(Coded_RPM);
186
}
187
 
188
 
189
// this uses a MAX6675 which is a simple 16 bit read
190
// SPI is configured for 8 bits so I can use an OLED display if I need it
191
void ProcessCHT(int instance)
192
{
193
        uint8_t buffer[2];
194
                   HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_RESET);
195
 
196
 
197
                   HAL_SPI_Receive(&hspi1, buffer, 2, 2);
198
 
199
                   HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET);
200
 
201
 
202
                   uint16_t obs = (buffer[0]<<8)| buffer[1];
203
 
204
                   uint8_t  good = (obs & 4)==0;
205
                   if(good)
206
                   {
207
                   Coded_CHT = obs>>5;
208
                   }
209
        plx_sendword(PLX_EGT);
210
        PutCharSerial(&uc1, instance);
211
        plx_sendword(Coded_CHT);
212
 
213
}
214
 
2 mjames 215
/* USER CODE END 0 */
216
 
217
int main(void)
218
{
219
 
220
  /* USER CODE BEGIN 1 */
221
 
222
  /* USER CODE END 1 */
223
 
224
  /* MCU Configuration----------------------------------------------------------*/
225
 
226
  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
227
  HAL_Init();
228
 
229
  /* Configure the system clock */
230
  SystemClock_Config();
231
 
232
  /* Initialize all configured peripherals */
233
  MX_GPIO_Init();
6 mjames 234
  MX_DMA_Init();
2 mjames 235
  MX_ADC_Init();
236
  MX_SPI1_Init();
237
  MX_TIM2_Init();
238
  MX_TIM6_Init();
239
  MX_USART1_UART_Init();
6 mjames 240
  MX_USART2_UART_Init();
2 mjames 241
 
242
  /* USER CODE BEGIN 2 */
243
 
9 mjames 244
        __HAL_RCC_SPI1_CLK_ENABLE()
245
        ;   // Temp sensor port
246
        __HAL_RCC_USART1_CLK_ENABLE()
247
        ; // PLX comms port
248
        __HAL_RCC_USART2_CLK_ENABLE()
249
        ;  // Debug comms port
7 mjames 250
 
9 mjames 251
        __HAL_RCC_ADC1_CLK_ENABLE()
252
        ; // enable the ADC
7 mjames 253
 
9 mjames 254
        __HAL_RCC_TIM6_CLK_ENABLE()
255
        ;
7 mjames 256
 
9 mjames 257
        ConfigureDMA();
258
        //   HAL_ADC_Start_DMA(&g_AdcHandle, g_ADCBuffer, ADC_BUFFER_LENGTH);
8 mjames 259
 
7 mjames 260
        /* setup the USART control blocks */
261
        init_usart_ctl(&uc1, huart1.Instance);
262
        init_usart_ctl(&uc2, huart2.Instance);
263
 
264
        EnableSerialRxInterrupt(&uc1);
265
        EnableSerialRxInterrupt(&uc2);
266
 
9 mjames 267
        HAL_TIM_Base_Start_IT(&htim6);
8 mjames 268
 
9 mjames 269
        PutCharSerial(&uc2, 'A');
7 mjames 270
 
2 mjames 271
  /* USER CODE END 2 */
272
 
273
  /* Infinite loop */
274
  /* USER CODE BEGIN WHILE */
9 mjames 275
        while (1) {
2 mjames 276
  /* USER CODE END WHILE */
277
 
278
  /* USER CODE BEGIN 3 */
9 mjames 279
     // check to see if we have any incoming data, copy and append if so, if no data then create our own frames.
280
                int c;
281
                char send = 0;
2 mjames 282
 
9 mjames 283
                // poll the  input for a stop bit or timeout
284
                if(PollSerial(&uc1))
285
                {
286
                  c = GetCharSerial(&uc1);
287
                  if (c != PLX_Stop)
288
                  {
289
                                PutCharSerial(&uc1,c); // echo all but the stop bit
290
                  } else { // must be a stop character
291
                                send = 1; // start our sending process.
292
                        }
293
                }
294
 
295
                // sort out auto-sending
296
                if (TimerFlag)
297
                {
298
                  if (NoSerialIn)
299
                  {
300
                        PutCharSerial(&uc1,PLX_Start);
301
                        send = 1;
302
                  }
303
                }
304
                if (send)
305
                {
306
                  send = 0;
307
 
308
                 ProcessRPM(0);
309
                 ProcessCHT(0);
310
 
311
                 PutCharSerial(&uc1,PLX_Stop);
312
                }
313
 
314
        }
2 mjames 315
  /* USER CODE END 3 */
316
 
317
}
318
 
319
/** System Clock Configuration
320
*/
321
void SystemClock_Config(void)
322
{
323
 
324
  RCC_OscInitTypeDef RCC_OscInitStruct;
325
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
326
 
327
  __HAL_RCC_PWR_CLK_ENABLE();
328
 
329
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
330
 
331
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
332
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
333
  RCC_OscInitStruct.HSICalibrationValue = 16;
334
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
335
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
336
  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;
337
  RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;
338
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
339
  {
340
    Error_Handler();
341
  }
342
 
343
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
344
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
345
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
346
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
347
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
348
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
349
  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
350
  {
351
    Error_Handler();
352
  }
353
 
354
  HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
355
 
356
  HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
357
 
358
  /* SysTick_IRQn interrupt configuration */
359
  HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
360
}
361
 
362
/* ADC init function */
363
static void MX_ADC_Init(void)
364
{
365
 
366
  ADC_ChannelConfTypeDef sConfig;
367
 
368
    /**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
369
    */
370
  hadc.Instance = ADC1;
371
  hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1;
372
  hadc.Init.Resolution = ADC_RESOLUTION_12B;
373
  hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
374
  hadc.Init.ScanConvMode = ADC_SCAN_ENABLE;
375
  hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV;
376
  hadc.Init.LowPowerAutoWait = ADC_AUTOWAIT_DISABLE;
377
  hadc.Init.LowPowerAutoPowerOff = ADC_AUTOPOWEROFF_DISABLE;
378
  hadc.Init.ChannelsBank = ADC_CHANNELS_BANK_A;
379
  hadc.Init.ContinuousConvMode = DISABLE;
380
  hadc.Init.NbrOfConversion = 6;
381
  hadc.Init.DiscontinuousConvMode = DISABLE;
382
  hadc.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T6_TRGO;
383
  hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING;
384
  hadc.Init.DMAContinuousRequests = DISABLE;
385
  if (HAL_ADC_Init(&hadc) != HAL_OK)
386
  {
387
    Error_Handler();
388
  }
389
 
390
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
391
    */
6 mjames 392
  sConfig.Channel = ADC_CHANNEL_10;
2 mjames 393
  sConfig.Rank = 1;
394
  sConfig.SamplingTime = ADC_SAMPLETIME_4CYCLES;
395
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
396
  {
397
    Error_Handler();
398
  }
399
 
400
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
401
    */
6 mjames 402
  sConfig.Channel = ADC_CHANNEL_11;
2 mjames 403
  sConfig.Rank = 2;
404
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
405
  {
406
    Error_Handler();
407
  }
408
 
409
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
410
    */
6 mjames 411
  sConfig.Channel = ADC_CHANNEL_12;
2 mjames 412
  sConfig.Rank = 3;
413
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
414
  {
415
    Error_Handler();
416
  }
417
 
418
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
419
    */
6 mjames 420
  sConfig.Channel = ADC_CHANNEL_13;
2 mjames 421
  sConfig.Rank = 4;
422
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
423
  {
424
    Error_Handler();
425
  }
426
 
427
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
428
    */
429
  sConfig.Channel = ADC_CHANNEL_TEMPSENSOR;
430
  sConfig.Rank = 5;
431
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
432
  {
433
    Error_Handler();
434
  }
435
 
436
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
437
    */
438
  sConfig.Channel = ADC_CHANNEL_VREFINT;
439
  sConfig.Rank = 6;
440
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
441
  {
442
    Error_Handler();
443
  }
444
 
445
}
446
 
447
/* SPI1 init function */
448
static void MX_SPI1_Init(void)
449
{
450
 
451
  hspi1.Instance = SPI1;
452
  hspi1.Init.Mode = SPI_MODE_MASTER;
3 mjames 453
  hspi1.Init.Direction = SPI_DIRECTION_2LINES;
2 mjames 454
  hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
455
  hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
456
  hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
457
  hspi1.Init.NSS = SPI_NSS_SOFT;
458
  hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
459
  hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
460
  hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
461
  hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
462
  hspi1.Init.CRCPolynomial = 10;
463
  if (HAL_SPI_Init(&hspi1) != HAL_OK)
464
  {
465
    Error_Handler();
466
  }
467
 
468
}
469
 
470
/* TIM2 init function */
471
static void MX_TIM2_Init(void)
472
{
473
 
474
  TIM_MasterConfigTypeDef sMasterConfig;
475
  TIM_IC_InitTypeDef sConfigIC;
476
  TIM_OC_InitTypeDef sConfigOC;
477
 
478
  htim2.Instance = TIM2;
479
  htim2.Init.Prescaler = 320;
480
  htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
481
  htim2.Init.Period = 0;
482
  htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
483
  if (HAL_TIM_IC_Init(&htim2) != HAL_OK)
484
  {
485
    Error_Handler();
486
  }
487
 
488
  if (HAL_TIM_OC_Init(&htim2) != HAL_OK)
489
  {
490
    Error_Handler();
491
  }
492
 
493
  if (HAL_TIM_PWM_Init(&htim2) != HAL_OK)
494
  {
495
    Error_Handler();
496
  }
497
 
498
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
499
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
500
  if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
501
  {
502
    Error_Handler();
503
  }
504
 
505
  sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING;
506
  sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI;
507
  sConfigIC.ICPrescaler = TIM_ICPSC_DIV1;
508
  sConfigIC.ICFilter = 0;
509
  if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK)
510
  {
511
    Error_Handler();
512
  }
513
 
514
  if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_2) != HAL_OK)
515
  {
516
    Error_Handler();
517
  }
518
 
519
  sConfigOC.OCMode = TIM_OCMODE_TIMING;
520
  sConfigOC.Pulse = 0;
521
  sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
522
  sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
523
  if (HAL_TIM_OC_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_3) != HAL_OK)
524
  {
525
    Error_Handler();
526
  }
527
 
528
  sConfigOC.OCMode = TIM_OCMODE_PWM1;
529
  if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_4) != HAL_OK)
530
  {
531
    Error_Handler();
532
  }
533
 
534
  HAL_TIM_MspPostInit(&htim2);
535
 
536
}
537
 
538
/* TIM6 init function */
539
static void MX_TIM6_Init(void)
540
{
541
 
542
  TIM_MasterConfigTypeDef sMasterConfig;
543
 
544
  htim6.Instance = TIM6;
545
  htim6.Init.Prescaler = 3200;
546
  htim6.Init.CounterMode = TIM_COUNTERMODE_UP;
547
  htim6.Init.Period = 1000;
548
  if (HAL_TIM_Base_Init(&htim6) != HAL_OK)
549
  {
550
    Error_Handler();
551
  }
552
 
553
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE;
554
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
555
  if (HAL_TIMEx_MasterConfigSynchronization(&htim6, &sMasterConfig) != HAL_OK)
556
  {
557
    Error_Handler();
558
  }
559
 
560
}
561
 
562
/* USART1 init function */
563
static void MX_USART1_UART_Init(void)
564
{
565
 
566
  huart1.Instance = USART1;
567
  huart1.Init.BaudRate = 19200;
568
  huart1.Init.WordLength = UART_WORDLENGTH_8B;
569
  huart1.Init.StopBits = UART_STOPBITS_1;
570
  huart1.Init.Parity = UART_PARITY_NONE;
571
  huart1.Init.Mode = UART_MODE_TX_RX;
572
  huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
573
  huart1.Init.OverSampling = UART_OVERSAMPLING_16;
574
  if (HAL_UART_Init(&huart1) != HAL_OK)
575
  {
576
    Error_Handler();
577
  }
578
 
579
}
580
 
6 mjames 581
/* USART2 init function */
582
static void MX_USART2_UART_Init(void)
583
{
584
 
585
  huart2.Instance = USART2;
586
  huart2.Init.BaudRate = 115200;
587
  huart2.Init.WordLength = UART_WORDLENGTH_8B;
588
  huart2.Init.StopBits = UART_STOPBITS_1;
589
  huart2.Init.Parity = UART_PARITY_NONE;
590
  huart2.Init.Mode = UART_MODE_TX_RX;
591
  huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
592
  huart2.Init.OverSampling = UART_OVERSAMPLING_16;
593
  if (HAL_UART_Init(&huart2) != HAL_OK)
594
  {
595
    Error_Handler();
596
  }
597
 
598
}
599
 
600
/**
601
  * Enable DMA controller clock
602
  */
603
static void MX_DMA_Init(void)
604
{
605
  /* DMA controller clock enable */
606
  __HAL_RCC_DMA1_CLK_ENABLE();
607
 
608
  /* DMA interrupt init */
609
  /* DMA1_Channel1_IRQn interrupt configuration */
610
  HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
611
  HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
612
 
613
}
614
 
2 mjames 615
/** Configure pins as
616
        * Analog
617
        * Input
618
        * Output
619
        * EVENT_OUT
620
        * EXTI
5 mjames 621
        * Free pins are configured automatically as Analog (this feature is enabled through
622
        * the Code Generation settings)
2 mjames 623
*/
624
static void MX_GPIO_Init(void)
625
{
626
 
627
  GPIO_InitTypeDef GPIO_InitStruct;
628
 
629
  /* GPIO Ports Clock Enable */
5 mjames 630
  __HAL_RCC_GPIOC_CLK_ENABLE();
631
  __HAL_RCC_GPIOH_CLK_ENABLE();
2 mjames 632
  __HAL_RCC_GPIOA_CLK_ENABLE();
633
  __HAL_RCC_GPIOB_CLK_ENABLE();
5 mjames 634
  __HAL_RCC_GPIOD_CLK_ENABLE();
2 mjames 635
 
6 mjames 636
  /*Configure GPIO pins : PC13 PC14 PC15 PC6
5 mjames 637
                           PC7 PC8 PC9 PC10
638
                           PC11 PC12 */
6 mjames 639
  GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_6
5 mjames 640
                          |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10
641
                          |GPIO_PIN_11|GPIO_PIN_12;
642
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
643
  GPIO_InitStruct.Pull = GPIO_NOPULL;
644
  HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
2 mjames 645
 
5 mjames 646
  /*Configure GPIO pins : PH0 PH1 */
647
  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1;
648
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
649
  GPIO_InitStruct.Pull = GPIO_NOPULL;
650
  HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);
3 mjames 651
 
6 mjames 652
  /*Configure GPIO pins : PA0 PA1 PA8 PA11
7 mjames 653
                           PA12 */
6 mjames 654
  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_8|GPIO_PIN_11
7 mjames 655
                          |GPIO_PIN_12;
6 mjames 656
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
657
  GPIO_InitStruct.Pull = GPIO_NOPULL;
658
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
659
 
7 mjames 660
  /*Configure GPIO pin : LED_Blink_Pin */
661
  GPIO_InitStruct.Pin = LED_Blink_Pin;
2 mjames 662
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
663
  GPIO_InitStruct.Pull = GPIO_NOPULL;
7 mjames 664
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
665
  HAL_GPIO_Init(LED_Blink_GPIO_Port, &GPIO_InitStruct);
2 mjames 666
 
3 mjames 667
  /*Configure GPIO pins : SPI_NSS1_Pin SPI1CD_Pin */
668
  GPIO_InitStruct.Pin = SPI_NSS1_Pin|SPI1CD_Pin;
669
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
670
  GPIO_InitStruct.Pull = GPIO_NOPULL;
671
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
672
  HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
673
 
7 mjames 674
  /*Configure GPIO pins : SPI_RESET_Pin SPI_NS_Temp_Pin */
675
  GPIO_InitStruct.Pin = SPI_RESET_Pin|SPI_NS_Temp_Pin;
3 mjames 676
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
677
  GPIO_InitStruct.Pull = GPIO_NOPULL;
678
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
7 mjames 679
  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
3 mjames 680
 
7 mjames 681
  /*Configure GPIO pins : PB2 PB12 PB13 PB14
682
                           PB15 PB4 PB5 PB6
683
                           PB7 PB8 PB9 */
684
  GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14
685
                          |GPIO_PIN_15|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6
686
                          |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9;
5 mjames 687
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
688
  GPIO_InitStruct.Pull = GPIO_NOPULL;
689
  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
690
 
691
  /*Configure GPIO pin : PD2 */
692
  GPIO_InitStruct.Pin = GPIO_PIN_2;
693
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
694
  GPIO_InitStruct.Pull = GPIO_NOPULL;
695
  HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
696
 
697
  /*Configure GPIO pin Output Level */
7 mjames 698
  HAL_GPIO_WritePin(LED_Blink_GPIO_Port, LED_Blink_Pin, GPIO_PIN_RESET);
5 mjames 699
 
700
  /*Configure GPIO pin Output Level */
7 mjames 701
  HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET);
5 mjames 702
 
703
  /*Configure GPIO pin Output Level */
7 mjames 704
  HAL_GPIO_WritePin(SPI1CD_GPIO_Port, SPI1CD_Pin, GPIO_PIN_RESET);
705
 
706
  /*Configure GPIO pin Output Level */
5 mjames 707
  HAL_GPIO_WritePin(SPI_RESET_GPIO_Port, SPI_RESET_Pin, GPIO_PIN_RESET);
708
 
7 mjames 709
  /*Configure GPIO pin Output Level */
710
  HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET);
711
 
2 mjames 712
}
713
 
714
/* USER CODE BEGIN 4 */
715
 
716
/* USER CODE END 4 */
717
 
718
/**
719
  * @brief  This function is executed in case of error occurrence.
720
  * @param  None
721
  * @retval None
722
  */
723
void Error_Handler(void)
724
{
725
  /* USER CODE BEGIN Error_Handler */
9 mjames 726
        /* User can add his own implementation to report the HAL error return state */
727
        while (1) {
728
        }
2 mjames 729
  /* USER CODE END Error_Handler */
730
}
731
 
732
#ifdef USE_FULL_ASSERT
733
 
734
/**
735
   * @brief Reports the name of the source file and the source line number
736
   * where the assert_param error has occurred.
737
   * @param file: pointer to the source file name
738
   * @param line: assert_param error line source number
739
   * @retval None
740
   */
741
void assert_failed(uint8_t* file, uint32_t line)
742
{
743
  /* USER CODE BEGIN 6 */
9 mjames 744
        /* User can add his own implementation to report the file name and line number,
745
         ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
2 mjames 746
  /* USER CODE END 6 */
747
 
748
}
749
 
750
#endif
751
 
752
/**
753
  * @}
754
  */
755
 
756
/**
757
  * @}
758
*/
759
 
760
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/