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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
12 mjames 71
long ADC_Samples[6];
8 mjames 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
 
11 mjames 188
uint8_t CHT_Timer = 0;
9 mjames 189
 
190
// this uses a MAX6675 which is a simple 16 bit read
191
// SPI is configured for 8 bits so I can use an OLED display if I need it
11 mjames 192
// must wait > 0.22 seconds between conversion attempts as this is the measurement time
193
//
9 mjames 194
void ProcessCHT(int instance)
195
{
196
        uint8_t buffer[2];
11 mjames 197
        CHT_Timer++;
198
        if(CHT_Timer >= 3) // every 300 milliseconds
199
 
200
        {
201
                CHT_Timer=0;
202
 
9 mjames 203
                   HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_RESET);
204
 
205
 
11 mjames 206
                   HAL_Delay(1);
207
 
9 mjames 208
                   HAL_SPI_Receive(&hspi1, buffer, 2, 2);
209
 
210
 
211
 
212
                   uint16_t obs = (buffer[0]<<8)| buffer[1];
213
 
214
                   uint8_t  good = (obs & 4)==0;
215
                   if(good)
216
                   {
10 mjames 217
                     Coded_CHT = obs>>5;
9 mjames 218
                   }
10 mjames 219
                   else
220
                   {
221
                          Coded_CHT= 1000; // signal fail
222
                   }
11 mjames 223
        }
224
 
9 mjames 225
        plx_sendword(PLX_EGT);
226
        PutCharSerial(&uc1, instance);
227
        plx_sendword(Coded_CHT);
12 mjames 228
     HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET);
9 mjames 229
 
230
}
231
 
12 mjames 232
void ProcessBatteryVoltage(int instance)
233
{
234
        plx_sendword(PLX_Volts);
235
        PutCharSerial(&uc1, instance);
236
        plx_sendword(ADC_Samples[instance]);
237
 
238
 
239
 
240
}
241
 
242
 
2 mjames 243
/* USER CODE END 0 */
244
 
245
int main(void)
246
{
247
 
248
  /* USER CODE BEGIN 1 */
249
 
250
  /* USER CODE END 1 */
251
 
252
  /* MCU Configuration----------------------------------------------------------*/
253
 
254
  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
255
  HAL_Init();
256
 
257
  /* Configure the system clock */
258
  SystemClock_Config();
259
 
260
  /* Initialize all configured peripherals */
261
  MX_GPIO_Init();
6 mjames 262
  MX_DMA_Init();
2 mjames 263
  MX_ADC_Init();
264
  MX_SPI1_Init();
265
  MX_TIM2_Init();
266
  MX_TIM6_Init();
267
  MX_USART1_UART_Init();
6 mjames 268
  MX_USART2_UART_Init();
2 mjames 269
 
270
  /* USER CODE BEGIN 2 */
271
 
9 mjames 272
        __HAL_RCC_SPI1_CLK_ENABLE()
273
        ;   // Temp sensor port
274
        __HAL_RCC_USART1_CLK_ENABLE()
275
        ; // PLX comms port
276
        __HAL_RCC_USART2_CLK_ENABLE()
277
        ;  // Debug comms port
7 mjames 278
 
9 mjames 279
        __HAL_RCC_ADC1_CLK_ENABLE()
280
        ; // enable the ADC
7 mjames 281
 
9 mjames 282
        __HAL_RCC_TIM6_CLK_ENABLE()
283
        ;
12 mjames 284
        __HAL_RCC_TIM2_CLK_ENABLE();
7 mjames 285
 
9 mjames 286
        ConfigureDMA();
12 mjames 287
        HAL_ADC_Start_DMA(&hadc, ADC_Samples, 6);
8 mjames 288
 
7 mjames 289
        /* setup the USART control blocks */
290
        init_usart_ctl(&uc1, huart1.Instance);
291
        init_usart_ctl(&uc2, huart2.Instance);
292
 
293
        EnableSerialRxInterrupt(&uc1);
294
        EnableSerialRxInterrupt(&uc2);
295
 
9 mjames 296
        HAL_TIM_Base_Start_IT(&htim6);
12 mjames 297
        HAL_TIM_Base_Start(&htim2);
8 mjames 298
 
12 mjames 299
         __HAL_TIM_ENABLE_IT(&htim2, TIM_IT_CC1);
7 mjames 300
 
12 mjames 301
 
2 mjames 302
  /* USER CODE END 2 */
303
 
304
  /* Infinite loop */
305
  /* USER CODE BEGIN WHILE */
9 mjames 306
        while (1) {
2 mjames 307
  /* USER CODE END WHILE */
308
 
309
  /* USER CODE BEGIN 3 */
9 mjames 310
     // check to see if we have any incoming data, copy and append if so, if no data then create our own frames.
311
                int c;
312
                char send = 0;
2 mjames 313
 
9 mjames 314
                // poll the  input for a stop bit or timeout
315
                if(PollSerial(&uc1))
316
                {
317
                  c = GetCharSerial(&uc1);
318
                  if (c != PLX_Stop)
319
                  {
320
                                PutCharSerial(&uc1,c); // echo all but the stop bit
321
                  } else { // must be a stop character
322
                                send = 1; // start our sending process.
323
                        }
324
                }
325
 
326
                // sort out auto-sending
327
                if (TimerFlag)
328
                {
10 mjames 329
                        TimerFlag = 0;
9 mjames 330
                  if (NoSerialIn)
331
                  {
332
                        PutCharSerial(&uc1,PLX_Start);
333
                        send = 1;
334
                  }
335
                }
336
                if (send)
337
                {
338
                  send = 0;
339
 
12 mjames 340
                  uint16_t val;
341
                  val = __HAL_TIM_GET_COUNTER(&htim2);
342
          PutCharSerial(&uc2,(val&31) + 32);
343
 
344
  // send the observations
9 mjames 345
                 ProcessRPM(0);
346
                 ProcessCHT(0);
12 mjames 347
                 ProcessBatteryVoltage(0);
348
                 ProcessBatteryVoltage(1);
9 mjames 349
 
350
                 PutCharSerial(&uc1,PLX_Stop);
351
                }
352
 
353
        }
2 mjames 354
  /* USER CODE END 3 */
355
 
356
}
357
 
358
/** System Clock Configuration
359
*/
360
void SystemClock_Config(void)
361
{
362
 
363
  RCC_OscInitTypeDef RCC_OscInitStruct;
364
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
365
 
366
  __HAL_RCC_PWR_CLK_ENABLE();
367
 
368
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
369
 
370
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
371
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
372
  RCC_OscInitStruct.HSICalibrationValue = 16;
373
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
374
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
375
  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;
376
  RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;
377
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
378
  {
379
    Error_Handler();
380
  }
381
 
382
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
383
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
384
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
385
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
386
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
387
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
388
  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
389
  {
390
    Error_Handler();
391
  }
392
 
393
  HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
394
 
395
  HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
396
 
397
  /* SysTick_IRQn interrupt configuration */
398
  HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
399
}
400
 
401
/* ADC init function */
402
static void MX_ADC_Init(void)
403
{
404
 
405
  ADC_ChannelConfTypeDef sConfig;
406
 
407
    /**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
408
    */
409
  hadc.Instance = ADC1;
410
  hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1;
411
  hadc.Init.Resolution = ADC_RESOLUTION_12B;
412
  hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
413
  hadc.Init.ScanConvMode = ADC_SCAN_ENABLE;
414
  hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV;
415
  hadc.Init.LowPowerAutoWait = ADC_AUTOWAIT_DISABLE;
416
  hadc.Init.LowPowerAutoPowerOff = ADC_AUTOPOWEROFF_DISABLE;
417
  hadc.Init.ChannelsBank = ADC_CHANNELS_BANK_A;
418
  hadc.Init.ContinuousConvMode = DISABLE;
419
  hadc.Init.NbrOfConversion = 6;
420
  hadc.Init.DiscontinuousConvMode = DISABLE;
421
  hadc.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T6_TRGO;
422
  hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING;
423
  hadc.Init.DMAContinuousRequests = DISABLE;
424
  if (HAL_ADC_Init(&hadc) != HAL_OK)
425
  {
426
    Error_Handler();
427
  }
428
 
429
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
430
    */
6 mjames 431
  sConfig.Channel = ADC_CHANNEL_10;
2 mjames 432
  sConfig.Rank = 1;
433
  sConfig.SamplingTime = ADC_SAMPLETIME_4CYCLES;
434
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
435
  {
436
    Error_Handler();
437
  }
438
 
439
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
440
    */
6 mjames 441
  sConfig.Channel = ADC_CHANNEL_11;
2 mjames 442
  sConfig.Rank = 2;
443
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
444
  {
445
    Error_Handler();
446
  }
447
 
448
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
449
    */
6 mjames 450
  sConfig.Channel = ADC_CHANNEL_12;
2 mjames 451
  sConfig.Rank = 3;
452
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
453
  {
454
    Error_Handler();
455
  }
456
 
457
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
458
    */
6 mjames 459
  sConfig.Channel = ADC_CHANNEL_13;
2 mjames 460
  sConfig.Rank = 4;
461
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
462
  {
463
    Error_Handler();
464
  }
465
 
466
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
467
    */
468
  sConfig.Channel = ADC_CHANNEL_TEMPSENSOR;
469
  sConfig.Rank = 5;
470
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
471
  {
472
    Error_Handler();
473
  }
474
 
475
    /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
476
    */
477
  sConfig.Channel = ADC_CHANNEL_VREFINT;
478
  sConfig.Rank = 6;
479
  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
480
  {
481
    Error_Handler();
482
  }
483
 
484
}
485
 
486
/* SPI1 init function */
487
static void MX_SPI1_Init(void)
488
{
489
 
490
  hspi1.Instance = SPI1;
491
  hspi1.Init.Mode = SPI_MODE_MASTER;
3 mjames 492
  hspi1.Init.Direction = SPI_DIRECTION_2LINES;
2 mjames 493
  hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
494
  hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
495
  hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
496
  hspi1.Init.NSS = SPI_NSS_SOFT;
10 mjames 497
  hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
2 mjames 498
  hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
499
  hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
500
  hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
501
  hspi1.Init.CRCPolynomial = 10;
502
  if (HAL_SPI_Init(&hspi1) != HAL_OK)
503
  {
504
    Error_Handler();
505
  }
506
 
507
}
508
 
509
/* TIM2 init function */
510
static void MX_TIM2_Init(void)
511
{
512
 
12 mjames 513
  TIM_ClockConfigTypeDef sClockSourceConfig;
2 mjames 514
  TIM_MasterConfigTypeDef sMasterConfig;
515
  TIM_IC_InitTypeDef sConfigIC;
516
  TIM_OC_InitTypeDef sConfigOC;
517
 
518
  htim2.Instance = TIM2;
519
  htim2.Init.Prescaler = 320;
520
  htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
12 mjames 521
  htim2.Init.Period = 0xFFFF;
2 mjames 522
  htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
12 mjames 523
  if (HAL_TIM_Base_Init(&htim2) != HAL_OK)
524
  {
525
    Error_Handler();
526
  }
527
 
528
  sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
529
  if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK)
530
  {
531
    Error_Handler();
532
  }
533
 
2 mjames 534
  if (HAL_TIM_IC_Init(&htim2) != HAL_OK)
535
  {
536
    Error_Handler();
537
  }
538
 
539
  if (HAL_TIM_OC_Init(&htim2) != HAL_OK)
540
  {
541
    Error_Handler();
542
  }
543
 
544
  if (HAL_TIM_PWM_Init(&htim2) != HAL_OK)
545
  {
546
    Error_Handler();
547
  }
548
 
549
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
550
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
551
  if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
552
  {
553
    Error_Handler();
554
  }
555
 
556
  sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING;
557
  sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI;
558
  sConfigIC.ICPrescaler = TIM_ICPSC_DIV1;
559
  sConfigIC.ICFilter = 0;
560
  if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK)
561
  {
562
    Error_Handler();
563
  }
564
 
565
  if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_2) != HAL_OK)
566
  {
567
    Error_Handler();
568
  }
569
 
570
  sConfigOC.OCMode = TIM_OCMODE_TIMING;
571
  sConfigOC.Pulse = 0;
572
  sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
573
  sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
574
  if (HAL_TIM_OC_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_3) != HAL_OK)
575
  {
576
    Error_Handler();
577
  }
578
 
579
  sConfigOC.OCMode = TIM_OCMODE_PWM1;
580
  if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_4) != HAL_OK)
581
  {
582
    Error_Handler();
583
  }
584
 
585
  HAL_TIM_MspPostInit(&htim2);
586
 
587
}
588
 
589
/* TIM6 init function */
590
static void MX_TIM6_Init(void)
591
{
592
 
593
  TIM_MasterConfigTypeDef sMasterConfig;
594
 
595
  htim6.Instance = TIM6;
596
  htim6.Init.Prescaler = 3200;
597
  htim6.Init.CounterMode = TIM_COUNTERMODE_UP;
598
  htim6.Init.Period = 1000;
599
  if (HAL_TIM_Base_Init(&htim6) != HAL_OK)
600
  {
601
    Error_Handler();
602
  }
603
 
604
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE;
605
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
606
  if (HAL_TIMEx_MasterConfigSynchronization(&htim6, &sMasterConfig) != HAL_OK)
607
  {
608
    Error_Handler();
609
  }
610
 
611
}
612
 
613
/* USART1 init function */
614
static void MX_USART1_UART_Init(void)
615
{
616
 
617
  huart1.Instance = USART1;
618
  huart1.Init.BaudRate = 19200;
619
  huart1.Init.WordLength = UART_WORDLENGTH_8B;
620
  huart1.Init.StopBits = UART_STOPBITS_1;
621
  huart1.Init.Parity = UART_PARITY_NONE;
622
  huart1.Init.Mode = UART_MODE_TX_RX;
623
  huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
624
  huart1.Init.OverSampling = UART_OVERSAMPLING_16;
625
  if (HAL_UART_Init(&huart1) != HAL_OK)
626
  {
627
    Error_Handler();
628
  }
629
 
630
}
631
 
6 mjames 632
/* USART2 init function */
633
static void MX_USART2_UART_Init(void)
634
{
635
 
636
  huart2.Instance = USART2;
637
  huart2.Init.BaudRate = 115200;
638
  huart2.Init.WordLength = UART_WORDLENGTH_8B;
639
  huart2.Init.StopBits = UART_STOPBITS_1;
640
  huart2.Init.Parity = UART_PARITY_NONE;
641
  huart2.Init.Mode = UART_MODE_TX_RX;
642
  huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
643
  huart2.Init.OverSampling = UART_OVERSAMPLING_16;
644
  if (HAL_UART_Init(&huart2) != HAL_OK)
645
  {
646
    Error_Handler();
647
  }
648
 
649
}
650
 
651
/**
652
  * Enable DMA controller clock
653
  */
654
static void MX_DMA_Init(void)
655
{
656
  /* DMA controller clock enable */
657
  __HAL_RCC_DMA1_CLK_ENABLE();
658
 
659
  /* DMA interrupt init */
660
  /* DMA1_Channel1_IRQn interrupt configuration */
661
  HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
662
  HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
663
 
664
}
665
 
2 mjames 666
/** Configure pins as
667
        * Analog
668
        * Input
669
        * Output
670
        * EVENT_OUT
671
        * EXTI
5 mjames 672
        * Free pins are configured automatically as Analog (this feature is enabled through
673
        * the Code Generation settings)
2 mjames 674
*/
675
static void MX_GPIO_Init(void)
676
{
677
 
678
  GPIO_InitTypeDef GPIO_InitStruct;
679
 
680
  /* GPIO Ports Clock Enable */
5 mjames 681
  __HAL_RCC_GPIOC_CLK_ENABLE();
682
  __HAL_RCC_GPIOH_CLK_ENABLE();
2 mjames 683
  __HAL_RCC_GPIOA_CLK_ENABLE();
684
  __HAL_RCC_GPIOB_CLK_ENABLE();
5 mjames 685
  __HAL_RCC_GPIOD_CLK_ENABLE();
2 mjames 686
 
6 mjames 687
  /*Configure GPIO pins : PC13 PC14 PC15 PC6
5 mjames 688
                           PC7 PC8 PC9 PC10
689
                           PC11 PC12 */
6 mjames 690
  GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_6
5 mjames 691
                          |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10
692
                          |GPIO_PIN_11|GPIO_PIN_12;
693
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
694
  GPIO_InitStruct.Pull = GPIO_NOPULL;
695
  HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
2 mjames 696
 
5 mjames 697
  /*Configure GPIO pins : PH0 PH1 */
698
  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1;
699
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
700
  GPIO_InitStruct.Pull = GPIO_NOPULL;
701
  HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);
3 mjames 702
 
6 mjames 703
  /*Configure GPIO pins : PA0 PA1 PA8 PA11
7 mjames 704
                           PA12 */
6 mjames 705
  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_8|GPIO_PIN_11
7 mjames 706
                          |GPIO_PIN_12;
6 mjames 707
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
708
  GPIO_InitStruct.Pull = GPIO_NOPULL;
709
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
710
 
7 mjames 711
  /*Configure GPIO pin : LED_Blink_Pin */
712
  GPIO_InitStruct.Pin = LED_Blink_Pin;
2 mjames 713
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
714
  GPIO_InitStruct.Pull = GPIO_NOPULL;
7 mjames 715
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
716
  HAL_GPIO_Init(LED_Blink_GPIO_Port, &GPIO_InitStruct);
2 mjames 717
 
3 mjames 718
  /*Configure GPIO pins : SPI_NSS1_Pin SPI1CD_Pin */
719
  GPIO_InitStruct.Pin = SPI_NSS1_Pin|SPI1CD_Pin;
720
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
721
  GPIO_InitStruct.Pull = GPIO_NOPULL;
722
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
723
  HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
724
 
7 mjames 725
  /*Configure GPIO pins : SPI_RESET_Pin SPI_NS_Temp_Pin */
726
  GPIO_InitStruct.Pin = SPI_RESET_Pin|SPI_NS_Temp_Pin;
3 mjames 727
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
728
  GPIO_InitStruct.Pull = GPIO_NOPULL;
729
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
7 mjames 730
  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
3 mjames 731
 
7 mjames 732
  /*Configure GPIO pins : PB2 PB12 PB13 PB14
733
                           PB15 PB4 PB5 PB6
734
                           PB7 PB8 PB9 */
735
  GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14
736
                          |GPIO_PIN_15|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6
737
                          |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9;
5 mjames 738
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
739
  GPIO_InitStruct.Pull = GPIO_NOPULL;
740
  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
741
 
742
  /*Configure GPIO pin : PD2 */
743
  GPIO_InitStruct.Pin = GPIO_PIN_2;
744
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
745
  GPIO_InitStruct.Pull = GPIO_NOPULL;
746
  HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
747
 
748
  /*Configure GPIO pin Output Level */
7 mjames 749
  HAL_GPIO_WritePin(LED_Blink_GPIO_Port, LED_Blink_Pin, GPIO_PIN_RESET);
5 mjames 750
 
751
  /*Configure GPIO pin Output Level */
7 mjames 752
  HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET);
5 mjames 753
 
754
  /*Configure GPIO pin Output Level */
7 mjames 755
  HAL_GPIO_WritePin(SPI1CD_GPIO_Port, SPI1CD_Pin, GPIO_PIN_RESET);
756
 
757
  /*Configure GPIO pin Output Level */
5 mjames 758
  HAL_GPIO_WritePin(SPI_RESET_GPIO_Port, SPI_RESET_Pin, GPIO_PIN_RESET);
759
 
7 mjames 760
  /*Configure GPIO pin Output Level */
761
  HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET);
762
 
2 mjames 763
}
764
 
765
/* USER CODE BEGIN 4 */
766
 
767
/* USER CODE END 4 */
768
 
769
/**
770
  * @brief  This function is executed in case of error occurrence.
771
  * @param  None
772
  * @retval None
773
  */
774
void Error_Handler(void)
775
{
776
  /* USER CODE BEGIN Error_Handler */
9 mjames 777
        /* User can add his own implementation to report the HAL error return state */
778
        while (1) {
779
        }
2 mjames 780
  /* USER CODE END Error_Handler */
781
}
782
 
783
#ifdef USE_FULL_ASSERT
784
 
785
/**
786
   * @brief Reports the name of the source file and the source line number
787
   * where the assert_param error has occurred.
788
   * @param file: pointer to the source file name
789
   * @param line: assert_param error line source number
790
   * @retval None
791
   */
792
void assert_failed(uint8_t* file, uint32_t line)
793
{
794
  /* USER CODE BEGIN 6 */
9 mjames 795
        /* User can add his own implementation to report the file name and line number,
796
         ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
2 mjames 797
  /* USER CODE END 6 */
798
 
799
}
800
 
801
#endif
802
 
803
/**
804
  * @}
805
  */
806
 
807
/**
808
  * @}
809
*/
810
 
811
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/