WebSVN – EngineBay2 – Blame – /trunk/Src/main.c

Rev	Author	Line No.	Line
2	mjames	1	/**
		2	******************************************************************************
		3	* File Name : main.c
		4	* Description : Main program body
		5	******************************************************************************
		6	*
18	mjames	7	* COPYRIGHT(c) 2017 STMicroelectronics
2	mjames	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
14	mjames	71	uint16_t ADC_Samples[6];
8	mjames	72
17	mjames	73	#define Scale 1024.0
		74	const float ADC_Scale = 3.3 / (Scale * 4096.0); // convert to a voltage
		75
		76	uint32_t FILT_Samples[6]; // filtered ADC samples * 1024
9	mjames	77	// Rev counter processing from original RevCounter Project
		78	unsigned int RPM_Diff = 0;
		79	unsigned int RPM_Count_Latch = 0;
		80	// accumulators
		81	unsigned int RPM_Pulsecount = 0;
		82	unsigned int RPM_FilteredWidth = 0;
		83
		84	unsigned int Coded_RPM = 0;
		85	unsigned int Coded_CHT = 0;
		86
18	mjames	87	uint32_t Power_CHT_Timer;
		88
2	mjames	89	/* USER CODE END PV */
		90
		91	/* Private function prototypes -----------------------------------------------*/
		92	void SystemClock_Config(void);
		93	void Error_Handler(void);
		94	static void MX_GPIO_Init(void);
6	mjames	95	static void MX_DMA_Init(void);
2	mjames	96	static void MX_ADC_Init(void);
		97	static void MX_SPI1_Init(void);
		98	static void MX_TIM2_Init(void);
		99	static void MX_TIM6_Init(void);
13	mjames	100	static void MX_USART2_UART_Init(void);
2	mjames	101	static void MX_USART1_UART_Init(void);
		102
		103	/* USER CODE BEGIN PFP */
		104	/* Private function prototypes -----------------------------------------------*/
		105
9	mjames	106	/* USER CODE END PFP */
7	mjames	107
9	mjames	108	/* USER CODE BEGIN 0 */
7	mjames	109
9	mjames	110	void plx_sendword(int x) {
		111	PutCharSerial(&uc1, ((x) >> 6) & 0x3F);
		112	PutCharSerial(&uc1, (x) & 0x3F);
		113	}
2	mjames	114
17	mjames	115	void init_ADC_filter()
		116	{
		117	int i;
		118	for(i=0;i<6;i++)
		119	{
		120	FILT_Samples[i] = 0;
		121	}
		122	}
		123
		124	void filter_ADC_samples()
		125	{
		126	int i;
		127	for(i=0;i<6;i++)
		128	{
		129	FILT_Samples[i] += (ADC_Samples[i] * Scale - FILT_Samples[i]) / 2;
		130	}
		131	}
		132
		133
9	mjames	134	void ProcessRPM(int instance) {
		135	// compute the timer values
		136	// snapshot timers
		137	unsigned long RPM_Pulsewidth;
		138	unsigned long RPM_Count_Val;
		139	__disable_irq(); // copy the counter value
		140	RPM_Count_Val = RPM_Count;
		141	__enable_irq();
		142	// do calculations
		143	// if there is only one entry, cannot get difference
		144	if (RPM_Count_Latch != RPM_Count_Val) {
		145	while (1) {
		146	unsigned int base_time;
		147	unsigned int new_time;
		148	// if we are at N-1, stop.
		149	unsigned int next_count = RPM_Count_Latch + 1;
		150	if (next_count == RPM_SAMPLES) {
		151	next_count = 0;
		152	}
		153	if (next_count == RPM_Count_Val) {
		154	break;
		155	}
		156	base_time = RPM_Time[RPM_Count_Latch];
		157	new_time = RPM_Time[next_count];
		158	RPM_Count_Latch = next_count;
		159	if (new_time > base_time) {
		160	RPM_Pulsewidth = new_time - base_time; // not wrapped
		161	} else {
13	mjames	162	RPM_Pulsewidth = new_time - base_time + 65536; // deal with wrapping
9	mjames	163	}
2	mjames	164
9	mjames	165	RPM_Diff += RPM_Pulsewidth;
		166	// need to check if this is a long pulse. If it is, keep the answer
		167	if (RPM_Pulsewidth > BREAKER_MIN) {
		168	RPM_Pulsecount++; // count one pulse
		169	RPM_FilteredWidth += RPM_Diff; // add its width to the accumulator
		170	RPM_Diff = 0; // reset accumulator of all the narrow widths
		171	}
		172	}
		173
		174	}
		175
		176	if (RPM_Pulsecount > 0) {
		177	// now have time for N pulses in clocks
		178	// need to scale by 19.55: one unit is 19.55 RPM
		179	// 1Hz is 60 RPM
17	mjames	180	float new_RPM = (30.0 / 19.55 * RPM_Pulsecount * RPM_COUNT_RATE)
		181	/ (RPM_FilteredWidth) + 0.5;
		182
		183	Coded_RPM += (new_RPM * Scale - Coded_RPM)/4;
		184
9	mjames	185	#if !defined MY_DEBUG
		186	// reset here unless we want to debug
		187	RPM_Pulsecount = 0;
		188	RPM_FilteredWidth = 0;
		189	#endif
		190	}
		191
17	mjames	192	// send the current RPM *calculation
9	mjames	193	plx_sendword(PLX_RPM);
		194	PutCharSerial(&uc1, instance);
17	mjames	195	plx_sendword(Coded_RPM/Scale);
9	mjames	196	}
		197
		198
		199	// this uses a MAX6675 which is a simple 16 bit read
		200	// SPI is configured for 8 bits so I can use an OLED display if I need it
11	mjames	201	// must wait > 0.22 seconds between conversion attempts as this is the measurement time
		202	//
18	mjames	203
		204	uint8_t CHT_Timer[2] = { 0, 0 }; // two temperature readings
		205
		206	void ProcessCHT(int instance) {
9	mjames	207	uint8_t buffer[2];
18	mjames	208	if (instance > 2)
		209	return;
		210	CHT_Timer[instance]++;
		211	if (CHT_Timer[instance] >= 3) // every 300 milliseconds
11	mjames	212
18	mjames	213	{
		214	CHT_Timer[instance] = 0;
11	mjames	215
18	mjames	216	uint16_t Pin = (instance == 0) ? SPI_NS_Temp_Pin : SPI_NS_Temp2_Pin;
9	mjames	217
18	mjames	218	HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, Pin, GPIO_PIN_RESET);
9	mjames	219
18	mjames	220	HAL_SPI_Receive(&hspi1, buffer, 2, 2);
9	mjames	221
18	mjames	222	HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, Pin, GPIO_PIN_SET);
9	mjames	223
18	mjames	224	uint16_t obs = (buffer[0] << 8) \| buffer[1];
9	mjames	225
18	mjames	226	uint8_t good = (obs & 4) == 0;
		227	if (good) {
		228	Coded_CHT = obs >> 5;
		229	} else {
		230	Coded_CHT = 1024; // signal fail
		231	}
11	mjames	232	}
		233
16	mjames	234	plx_sendword(PLX_X_CHT);
9	mjames	235	PutCharSerial(&uc1, instance);
		236	plx_sendword(Coded_CHT);
		237
		238	}
		239
17	mjames	240	// 1023 is 20.00 volts.
18	mjames	241	void ProcessBatteryVoltage(int instance) {
		242	float reading = FILT_Samples[instance] * ADC_Scale;
		243	reading = reading * 7.8125; // real voltage
		244	reading = reading * 51.15; // 1023/20
17	mjames	245
12	mjames	246	plx_sendword(PLX_Volts);
		247	PutCharSerial(&uc1, instance);
18	mjames	248	plx_sendword((uint16_t) reading);
12	mjames	249
18	mjames	250	}
12	mjames	251
18	mjames	252	/****!
		253	* @brief this reads the reference voltage within the STM32L151
		254	* Powers up reference voltage and temperature sensor, waits 3mS and takes reading
		255	* Requires that the ADC be powered up
		256	*/
12	mjames	257
18	mjames	258	uint32_t ADC_VREF_MV = 3300; // 3.300V typical
		259	const uint16_t STM32REF_MV = 1224; // 1.224V typical
		260
		261	void CalibrateADC(void) {
		262	uint32_t adc_val = FILT_Samples[6]; // as set up in device config
		263	ADC_VREF_MV = (STM32REF_MV * 4096) / adc_val;
12	mjames	264	}
		265
18	mjames	266	void ProcessCPUTemperature(int instance) {
		267	int32_t temp_val;
		268	uint16_t TS_CAL30 = (uint16_t ) 0x1FF8007A; /* ADC reading for temperature sensor at 30 degrees C with Vref = 3000mV */
		269	uint16_t TS_CAL110 = (uint16_t ) 0x1FF8007E; /* ADC reading for temperature sensor at 110 degrees C with Vref = 3000mV */
		270	/* get the ADC reading corresponding to ADC channel 16 after turning on the ADC */
		271
		272	temp_val = FILT_Samples[5];
		273
		274	/* renormalise temperature value to account for different ADC Vref : normalise to that which we would get for a 3000mV reference */
		275	temp_val = temp_val * ADC_VREF_MV / 3000UL;
		276
		277	int32_t result = 800 * ((int32_t) temp_val - TS_CAL30);
		278	result = result / (TS_CAL110 - TS_CAL30) + 300;
		279
		280	if(result < 0)
		281	{
		282	result = 0;
		283	}
		284	plx_sendword(PLX_FluidTemp);
		285	PutCharSerial(&uc1, instance);
		286	plx_sendword(result/10);
		287
		288	}
		289
17	mjames	290	// the MAP sensor is giving us a reading of
		291	// 4.6 volts for 1019mB or 2.27 volts at the ADC input (resistive divider by 2.016)
		292	// I believe the sensor reads 4.5V at 1000kPa and 0.5V at 0kPa
12	mjames	293
17	mjames	294	void ProcessMAP(int instance)
		295	{
		296	// Using ADC_Samples[3] as the MAP input
		297	float reading = FILT_Samples[3] * ADC_Scale;
18	mjames	298	reading = reading * 2.016; // real voltage
		299	reading = (reading) * 1000/ 4.5; // do not assume 0.5 volt offset : reading from 0 to 4.5 instead of 0.5 to 4.5
17	mjames	300	plx_sendword(PLX_MAP);
		301	PutCharSerial(&uc1, instance);
		302	plx_sendword((uint16_t)reading);
		303
		304	}
		305
		306	// the Oil pressi sensor is giving us a reading of
		307	// 4.5 volts for 100 PSI or 2.25 volts at the ADC input (resistive divider by 2.016)
		308	// I believe the sensor reads 4.5V at 100PSI and 0.5V at 0PSI
		309	// an observation of 1024 is 200PSI, so observation of 512 is 100 PSI.
		310
		311	void ProcessOilPress(int instance)
		312	{
		313	// Using ADC_Samples[2] as the MAP input
		314	float reading = FILT_Samples[2] * ADC_Scale ;
		315	reading = reading * 2.00 ; // real voltage
		316	reading = (reading-0.5) * 512 / 4; // this is 1023 * 100/200
		317
		318	plx_sendword(PLX_FluidPressure);
		319	PutCharSerial(&uc1, instance);
		320	plx_sendword((uint16_t)reading);
		321
		322	}
		323
		324
		325
16	mjames	326	void ProcessTiming(int instance)
		327	{
		328	plx_sendword(PLX_Timing);
		329	PutCharSerial(&uc1, instance);
		330	plx_sendword(64-15); // make it negative
		331	}
		332
17	mjames	333
		334
2	mjames	335	/* USER CODE END 0 */
		336
18	mjames	337	int main(void) {
2	mjames	338
18	mjames	339	/* USER CODE BEGIN 1 */
2	mjames	340
18	mjames	341	/* USER CODE END 1 */
2	mjames	342
18	mjames	343	/* MCU Configuration----------------------------------------------------------*/
2	mjames	344
18	mjames	345	/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
		346	HAL_Init();
2	mjames	347
18	mjames	348	/* Configure the system clock */
		349	SystemClock_Config();
2	mjames	350
18	mjames	351	/* Initialize all configured peripherals */
		352	MX_GPIO_Init();
		353	MX_DMA_Init();
		354	MX_ADC_Init();
		355	MX_SPI1_Init();
		356	MX_TIM2_Init();
		357	MX_TIM6_Init();
		358	MX_USART2_UART_Init();
		359	MX_USART1_UART_Init();
2	mjames	360
18	mjames	361	/* USER CODE BEGIN 2 */
13	mjames	362	HAL_MspInit();
2	mjames	363
13	mjames	364	// Not using HAL USART code
9	mjames	365	__HAL_RCC_USART1_CLK_ENABLE()
		366	; // PLX comms port
		367	__HAL_RCC_USART2_CLK_ENABLE()
		368	; // Debug comms port
7	mjames	369	/* setup the USART control blocks */
		370	init_usart_ctl(&uc1, huart1.Instance);
		371	init_usart_ctl(&uc2, huart2.Instance);
		372
		373	EnableSerialRxInterrupt(&uc1);
		374	EnableSerialRxInterrupt(&uc2);
		375
13	mjames	376	HAL_SPI_MspInit(&hspi1);
		377
		378	HAL_ADC_MspInit(&hadc);
14	mjames	379
13	mjames	380	HAL_ADC_Start_DMA(&hadc, ADC_Samples, 6);
		381
18	mjames	382	HAL_ADC_Start_IT(&hadc);
13	mjames	383
		384	HAL_TIM_Base_MspInit(&htim6);
9	mjames	385	HAL_TIM_Base_Start_IT(&htim6);
13	mjames	386
		387	// initialise all the STMCubeMX stuff
		388	HAL_TIM_Base_MspInit(&htim2);
		389	// Start the counter
12	mjames	390	HAL_TIM_Base_Start(&htim2);
13	mjames	391	// Start the input capture and the interrupt
18	mjames	392	HAL_TIM_IC_Start_IT(&htim2, TIM_CHANNEL_1);
8	mjames	393
17	mjames	394	init_ADC_filter();
7	mjames	395
18	mjames	396	uint32_t Ticks = HAL_GetTick() + 100;
		397	int CalCounter = 0;
2	mjames	398
18	mjames	399	Power_CHT_Timer = HAL_GetTick() + 10000; /* wait 10 seconds before powering up the CHT sensor */
		400
		401	/* USER CODE END 2 */
		402
		403	/* Infinite loop */
		404	/* USER CODE BEGIN WHILE */
9	mjames	405	while (1) {
18	mjames	406	/* USER CODE END WHILE */
2	mjames	407
18	mjames	408	/* USER CODE BEGIN 3 */
2	mjames	409
18	mjames	410	if (HAL_GetTick() > Ticks) {
		411	Ticks += 100;
		412	filter_ADC_samples();
		413	// delay to calibrate ADC
		414	if (CalCounter < 500) {
		415	CalCounter += 100;
9	mjames	416	}
		417
18	mjames	418	if (CalCounter == 400) {
		419	CalibrateADC();
		420	}
9	mjames	421
18	mjames	422	/* when the starter motor is on then power down the CHT sensors as they seem to fail */
12	mjames	423
18	mjames	424	if (HAL_GPIO_ReadPin(STARTER_ON_GPIO_Port, STARTER_ON_Pin)
		425	== GPIO_PIN_RESET) {
		426	HAL_GPIO_WritePin(ENA_AUX_5V_GPIO_Port, ENA_AUX_5V_Pin,
		427	GPIO_PIN_RESET);
		428	Power_CHT_Timer = HAL_GetTick() + 500;
		429	} else
		430	/* if the Power_CHT_Timer is set then wait for it to timeout, then power up CHT */
		431	{
		432	if ((Power_CHT_Timer > 0)
		433	&& (HAL_GetTick() > Power_CHT_Timer)) {
		434	Power_CHT_Timer = 0;
		435	HAL_GPIO_WritePin(ENA_AUX_5V_GPIO_Port, ENA_AUX_5V_Pin,
		436	GPIO_PIN_SET);
		437	}
		438	}
13	mjames	439
18	mjames	440	// check to see if we have any incoming data, copy and append if so, if no data then create our own frames.
		441	int c;
		442	char send = 0;
13	mjames	443
18	mjames	444	// poll the input for a stop bit or timeout
		445	if (PollSerial(&uc1)) {
		446	c = GetCharSerial(&uc1);
		447	if (c != PLX_Stop) {
		448	PutCharSerial(&uc1, c); // echo all but the stop bit
		449	} else { // must be a stop character
		450	send = 1; // start our sending process.
		451	}
		452	}
16	mjames	453
18	mjames	454	// sort out auto-sending
		455	if (TimerFlag) {
		456	TimerFlag = 0;
		457	if (NoSerialIn) {
		458	PutCharSerial(&uc1, PLX_Start);
		459	send = 1;
		460	}
		461	}
		462	if (send) {
		463	send = 0;
		464
		465	uint16_t val;
		466	val = __HAL_TIM_GET_COMPARE(&htim2,TIM_CHANNEL_1);
		467	PutCharSerial(&uc2, (val & 31) + 32);
		468
		469	ProcessRPM(0);
		470
		471	ProcessCHT(0);
		472	// ProcessCHT(1);
		473	ProcessBatteryVoltage(0); // Batt 1
		474	ProcessBatteryVoltage(1); // Batt 2
		475
		476	ProcessCPUTemperature(0); // built in temperature sensor
		477
		478	ProcessMAP(0);
		479	ProcessOilPress(0);
		480
		481	PutCharSerial(&uc1, PLX_Stop);
		482	}
9	mjames	483	}
		484	}
18	mjames	485	/* USER CODE END 3 */
2	mjames	486
		487	}
		488	/** System Clock Configuration
		489	*/
		490	void SystemClock_Config(void)
		491	{
		492
		493	RCC_OscInitTypeDef RCC_OscInitStruct;
		494	RCC_ClkInitTypeDef RCC_ClkInitStruct;
		495
		496	__HAL_RCC_PWR_CLK_ENABLE();
		497
		498	__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
		499
		500	RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
		501	RCC_OscInitStruct.HSIState = RCC_HSI_ON;
		502	RCC_OscInitStruct.HSICalibrationValue = 16;
		503	RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
		504	RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
		505	RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;
		506	RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;
		507	if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
		508	{
		509	Error_Handler();
		510	}
		511
		512	RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK\|RCC_CLOCKTYPE_SYSCLK
		513	\|RCC_CLOCKTYPE_PCLK1\|RCC_CLOCKTYPE_PCLK2;
		514	RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
		515	RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
		516	RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
		517	RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
		518	if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
		519	{
		520	Error_Handler();
		521	}
		522
		523	HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
		524
		525	HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
		526
		527	/* SysTick_IRQn interrupt configuration */
		528	HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
		529	}
		530
		531	/* ADC init function */
		532	static void MX_ADC_Init(void)
		533	{
		534
		535	ADC_ChannelConfTypeDef sConfig;
		536
		537	/**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
		538	*/
		539	hadc.Instance = ADC1;
		540	hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1;
		541	hadc.Init.Resolution = ADC_RESOLUTION_12B;
		542	hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
		543	hadc.Init.ScanConvMode = ADC_SCAN_ENABLE;
		544	hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV;
		545	hadc.Init.LowPowerAutoWait = ADC_AUTOWAIT_DISABLE;
		546	hadc.Init.LowPowerAutoPowerOff = ADC_AUTOPOWEROFF_DISABLE;
		547	hadc.Init.ChannelsBank = ADC_CHANNELS_BANK_A;
		548	hadc.Init.ContinuousConvMode = DISABLE;
		549	hadc.Init.NbrOfConversion = 6;
		550	hadc.Init.DiscontinuousConvMode = DISABLE;
		551	hadc.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T6_TRGO;
		552	hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING;
14	mjames	553	hadc.Init.DMAContinuousRequests = ENABLE;
2	mjames	554	if (HAL_ADC_Init(&hadc) != HAL_OK)
		555	{
		556	Error_Handler();
		557	}
		558
		559	/**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
		560	*/
6	mjames	561	sConfig.Channel = ADC_CHANNEL_10;
2	mjames	562	sConfig.Rank = 1;
17	mjames	563	sConfig.SamplingTime = ADC_SAMPLETIME_384CYCLES;
2	mjames	564	if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
		565	{
		566	Error_Handler();
		567	}
		568
		569	/**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
		570	*/
6	mjames	571	sConfig.Channel = ADC_CHANNEL_11;
2	mjames	572	sConfig.Rank = 2;
		573	if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
		574	{
		575	Error_Handler();
		576	}
		577
		578	/**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
		579	*/
6	mjames	580	sConfig.Channel = ADC_CHANNEL_12;
2	mjames	581	sConfig.Rank = 3;
		582	if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
		583	{
		584	Error_Handler();
		585	}
		586
		587	/**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
		588	*/
6	mjames	589	sConfig.Channel = ADC_CHANNEL_13;
2	mjames	590	sConfig.Rank = 4;
		591	if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
		592	{
		593	Error_Handler();
		594	}
		595
		596	/**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
		597	*/
		598	sConfig.Channel = ADC_CHANNEL_TEMPSENSOR;
		599	sConfig.Rank = 5;
		600	if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
		601	{
		602	Error_Handler();
		603	}
		604
		605	/**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
		606	*/
		607	sConfig.Channel = ADC_CHANNEL_VREFINT;
		608	sConfig.Rank = 6;
		609	if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
		610	{
		611	Error_Handler();
		612	}
		613
		614	}
		615
		616	/* SPI1 init function */
		617	static void MX_SPI1_Init(void)
		618	{
		619
		620	hspi1.Instance = SPI1;
		621	hspi1.Init.Mode = SPI_MODE_MASTER;
3	mjames	622	hspi1.Init.Direction = SPI_DIRECTION_2LINES;
2	mjames	623	hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
		624	hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
		625	hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
		626	hspi1.Init.NSS = SPI_NSS_SOFT;
10	mjames	627	hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
2	mjames	628	hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
		629	hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
		630	hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
		631	hspi1.Init.CRCPolynomial = 10;
		632	if (HAL_SPI_Init(&hspi1) != HAL_OK)
		633	{
		634	Error_Handler();
		635	}
		636
		637	}
		638
		639	/* TIM2 init function */
		640	static void MX_TIM2_Init(void)
		641	{
		642
12	mjames	643	TIM_ClockConfigTypeDef sClockSourceConfig;
2	mjames	644	TIM_MasterConfigTypeDef sMasterConfig;
		645	TIM_IC_InitTypeDef sConfigIC;
		646
		647	htim2.Instance = TIM2;
		648	htim2.Init.Prescaler = 320;
		649	htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
13	mjames	650	htim2.Init.Period = 65535;
2	mjames	651	htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
12	mjames	652	if (HAL_TIM_Base_Init(&htim2) != HAL_OK)
		653	{
		654	Error_Handler();
		655	}
		656
		657	sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
		658	if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK)
		659	{
		660	Error_Handler();
		661	}
		662
2	mjames	663	if (HAL_TIM_IC_Init(&htim2) != HAL_OK)
		664	{
		665	Error_Handler();
		666	}
		667
13	mjames	668	sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE;
2	mjames	669	sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
		670	if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
		671	{
		672	Error_Handler();
		673	}
		674
		675	sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING;
		676	sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI;
		677	sConfigIC.ICPrescaler = TIM_ICPSC_DIV1;
		678	sConfigIC.ICFilter = 0;
		679	if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK)
		680	{
		681	Error_Handler();
		682	}
		683
		684	}
		685
		686	/* TIM6 init function */
		687	static void MX_TIM6_Init(void)
		688	{
		689
		690	TIM_MasterConfigTypeDef sMasterConfig;
		691
		692	htim6.Instance = TIM6;
13	mjames	693	htim6.Init.Prescaler = 320;
2	mjames	694	htim6.Init.CounterMode = TIM_COUNTERMODE_UP;
13	mjames	695	htim6.Init.Period = 9999;
2	mjames	696	if (HAL_TIM_Base_Init(&htim6) != HAL_OK)
		697	{
		698	Error_Handler();
		699	}
		700
		701	sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE;
		702	sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
		703	if (HAL_TIMEx_MasterConfigSynchronization(&htim6, &sMasterConfig) != HAL_OK)
		704	{
		705	Error_Handler();
		706	}
		707
		708	}
		709
		710	/* USART1 init function */
		711	static void MX_USART1_UART_Init(void)
		712	{
		713
		714	huart1.Instance = USART1;
		715	huart1.Init.BaudRate = 19200;
		716	huart1.Init.WordLength = UART_WORDLENGTH_8B;
		717	huart1.Init.StopBits = UART_STOPBITS_1;
		718	huart1.Init.Parity = UART_PARITY_NONE;
		719	huart1.Init.Mode = UART_MODE_TX_RX;
		720	huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
		721	huart1.Init.OverSampling = UART_OVERSAMPLING_16;
		722	if (HAL_UART_Init(&huart1) != HAL_OK)
		723	{
		724	Error_Handler();
		725	}
		726
		727	}
		728
6	mjames	729	/* USART2 init function */
		730	static void MX_USART2_UART_Init(void)
		731	{
		732
		733	huart2.Instance = USART2;
		734	huart2.Init.BaudRate = 115200;
		735	huart2.Init.WordLength = UART_WORDLENGTH_8B;
		736	huart2.Init.StopBits = UART_STOPBITS_1;
		737	huart2.Init.Parity = UART_PARITY_NONE;
		738	huart2.Init.Mode = UART_MODE_TX_RX;
		739	huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
		740	huart2.Init.OverSampling = UART_OVERSAMPLING_16;
		741	if (HAL_UART_Init(&huart2) != HAL_OK)
		742	{
		743	Error_Handler();
		744	}
		745
		746	}
		747
		748	/**
		749	* Enable DMA controller clock
		750	*/
		751	static void MX_DMA_Init(void)
		752	{
		753	/* DMA controller clock enable */
		754	__HAL_RCC_DMA1_CLK_ENABLE();
		755
		756	/* DMA interrupt init */
		757	/* DMA1_Channel1_IRQn interrupt configuration */
		758	HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
		759	HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
		760
		761	}
		762
2	mjames	763	/** Configure pins as
		764	* Analog
		765	* Input
		766	* Output
		767	* EVENT_OUT
		768	* EXTI
5	mjames	769	* Free pins are configured automatically as Analog (this feature is enabled through
		770	* the Code Generation settings)
2	mjames	771	*/
		772	static void MX_GPIO_Init(void)
		773	{
		774
		775	GPIO_InitTypeDef GPIO_InitStruct;
		776
		777	/* GPIO Ports Clock Enable */
5	mjames	778	__HAL_RCC_GPIOC_CLK_ENABLE();
		779	__HAL_RCC_GPIOH_CLK_ENABLE();
2	mjames	780	__HAL_RCC_GPIOA_CLK_ENABLE();
		781	__HAL_RCC_GPIOB_CLK_ENABLE();
5	mjames	782	__HAL_RCC_GPIOD_CLK_ENABLE();
2	mjames	783
6	mjames	784	/*Configure GPIO pins : PC13 PC14 PC15 PC6
18	mjames	785	PC7 PC8 PC9 PC11
		786	PC12 */
6	mjames	787	GPIO_InitStruct.Pin = GPIO_PIN_13\|GPIO_PIN_14\|GPIO_PIN_15\|GPIO_PIN_6
18	mjames	788	\|GPIO_PIN_7\|GPIO_PIN_8\|GPIO_PIN_9\|GPIO_PIN_11
		789	\|GPIO_PIN_12;
5	mjames	790	GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
		791	GPIO_InitStruct.Pull = GPIO_NOPULL;
		792	HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
2	mjames	793
5	mjames	794	/Configure GPIO pins : PH0 PH1 /
		795	GPIO_InitStruct.Pin = GPIO_PIN_0\|GPIO_PIN_1;
		796	GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
		797	GPIO_InitStruct.Pull = GPIO_NOPULL;
		798	HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);
3	mjames	799
6	mjames	800	/*Configure GPIO pins : PA0 PA1 PA8 PA11
7	mjames	801	PA12 */
6	mjames	802	GPIO_InitStruct.Pin = GPIO_PIN_0\|GPIO_PIN_1\|GPIO_PIN_8\|GPIO_PIN_11
7	mjames	803	\|GPIO_PIN_12;
6	mjames	804	GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
		805	GPIO_InitStruct.Pull = GPIO_NOPULL;
		806	HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
		807
7	mjames	808	/Configure GPIO pin : LED_Blink_Pin /
		809	GPIO_InitStruct.Pin = LED_Blink_Pin;
2	mjames	810	GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
		811	GPIO_InitStruct.Pull = GPIO_NOPULL;
7	mjames	812	GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
		813	HAL_GPIO_Init(LED_Blink_GPIO_Port, &GPIO_InitStruct);
2	mjames	814
3	mjames	815	/Configure GPIO pins : SPI_NSS1_Pin SPI1CD_Pin /
		816	GPIO_InitStruct.Pin = SPI_NSS1_Pin\|SPI1CD_Pin;
		817	GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
		818	GPIO_InitStruct.Pull = GPIO_NOPULL;
		819	GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
		820	HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
		821
18	mjames	822	/Configure GPIO pins : SPI_RESET_Pin SPI_NS_Temp_Pin SPI_NS_Temp2_Pin ENA_AUX_5V_Pin /
		823	GPIO_InitStruct.Pin = SPI_RESET_Pin\|SPI_NS_Temp_Pin\|SPI_NS_Temp2_Pin\|ENA_AUX_5V_Pin;
3	mjames	824	GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
		825	GPIO_InitStruct.Pull = GPIO_NOPULL;
		826	GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
7	mjames	827	HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
3	mjames	828
18	mjames	829	/*Configure GPIO pins : PB11 PB12 PB13 PB14
		830	PB15 PB3 PB4 PB5
		831	PB6 PB7 PB8 PB9 */
		832	GPIO_InitStruct.Pin = GPIO_PIN_11\|GPIO_PIN_12\|GPIO_PIN_13\|GPIO_PIN_14
		833	\|GPIO_PIN_15\|GPIO_PIN_3\|GPIO_PIN_4\|GPIO_PIN_5
		834	\|GPIO_PIN_6\|GPIO_PIN_7\|GPIO_PIN_8\|GPIO_PIN_9;
5	mjames	835	GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
		836	GPIO_InitStruct.Pull = GPIO_NOPULL;
		837	HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
		838
18	mjames	839	/Configure GPIO pin : STARTER_ON_Pin /
		840	GPIO_InitStruct.Pin = STARTER_ON_Pin;
		841	GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
		842	GPIO_InitStruct.Pull = GPIO_NOPULL;
		843	HAL_GPIO_Init(STARTER_ON_GPIO_Port, &GPIO_InitStruct);
		844
5	mjames	845	/Configure GPIO pin : PD2 /
		846	GPIO_InitStruct.Pin = GPIO_PIN_2;
		847	GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
		848	GPIO_InitStruct.Pull = GPIO_NOPULL;
		849	HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
		850
		851	/Configure GPIO pin Output Level /
7	mjames	852	HAL_GPIO_WritePin(LED_Blink_GPIO_Port, LED_Blink_Pin, GPIO_PIN_RESET);
5	mjames	853
		854	/Configure GPIO pin Output Level /
7	mjames	855	HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET);
5	mjames	856
		857	/Configure GPIO pin Output Level /
7	mjames	858	HAL_GPIO_WritePin(SPI1CD_GPIO_Port, SPI1CD_Pin, GPIO_PIN_RESET);
		859
		860	/Configure GPIO pin Output Level /
18	mjames	861	HAL_GPIO_WritePin(GPIOB, SPI_RESET_Pin\|SPI_NS_Temp2_Pin\|ENA_AUX_5V_Pin, GPIO_PIN_RESET);
5	mjames	862
7	mjames	863	/Configure GPIO pin Output Level /
		864	HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET);
		865
2	mjames	866	}
		867
		868	/* USER CODE BEGIN 4 */
		869
		870	/* USER CODE END 4 */
		871
		872	/**
		873	* @brief This function is executed in case of error occurrence.
		874	* @param None
		875	* @retval None
		876	*/
		877	void Error_Handler(void)
		878	{
		879	/* USER CODE BEGIN Error_Handler */
9	mjames	880	/* User can add his own implementation to report the HAL error return state */
		881	while (1) {
		882	}
2	mjames	883	/* USER CODE END Error_Handler */
		884	}
		885
		886	#ifdef USE_FULL_ASSERT
		887
		888	/**
		889	* @brief Reports the name of the source file and the source line number
		890	* where the assert_param error has occurred.
		891	* @param file: pointer to the source file name
		892	* @param line: assert_param error line source number
		893	* @retval None
		894	*/
		895	void assert_failed(uint8_t* file, uint32_t line)
		896	{
		897	/* USER CODE BEGIN 6 */
9	mjames	898	/* User can add his own implementation to report the file name and line number,
		899	ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
2	mjames	900	/* USER CODE END 6 */
		901
		902	}
		903
		904	#endif
		905
		906	/**
		907	* @}
		908	*/
		909
		910	/**
		911	* @}
		912	*/
		913
		914	/********************** (C) COPYRIGHT STMicroelectronics *END OF FILE**/

Subversion Repositories EngineBay2

(root)/trunk/Src/main.c – Rev 18