/**
* Enable DMA controller clock
* Configure DMA for memory to memory transfers
* hdma_memtomem_dma2_stream0
*/
void MX_DMA_Init(void)
{
/* DMA controller clock enable */
__HAL_RCC_DMA2_CLK_ENABLE();
__HAL_RCC_DMA1_CLK_ENABLE();
/* Configure DMA request hdma_memtomem_dma2_stream0 on DMA2_Stream0 */
hdma_memtomem_dma2_stream0.Instance = DMA2_Stream0;
hdma_memtomem_dma2_stream0.Init.Channel = DMA_CHANNEL_0;
hdma_memtomem_dma2_stream0.Init.Direction = DMA_MEMORY_TO_MEMORY;
hdma_memtomem_dma2_stream0.Init.PeriphInc = DMA_PINC_ENABLE;
hdma_memtomem_dma2_stream0.Init.MemInc = DMA_MINC_ENABLE;
hdma_memtomem_dma2_stream0.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
hdma_memtomem_dma2_stream0.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
hdma_memtomem_dma2_stream0.Init.Mode = DMA_NORMAL;
hdma_memtomem_dma2_stream0.Init.Priority = DMA_PRIORITY_MEDIUM;
hdma_memtomem_dma2_stream0.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
hdma_memtomem_dma2_stream0.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
hdma_memtomem_dma2_stream0.Init.MemBurst = DMA_MBURST_SINGLE;
hdma_memtomem_dma2_stream0.Init.PeriphBurst = DMA_PBURST_SINGLE;
HAL_DMA_Init(&hdma_memtomem_dma2_stream0);
/* DMA interrupt init */
/* DMA1_Stream3_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream3_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream3_IRQn);
/* DMA1_Stream4_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream4_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream4_IRQn);
/* DMA2_Stream0_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream0_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream0_IRQn);
}
void UART_Init() {
__HAL_RCC_USART2_CLK_ENABLE();
__HAL_RCC_DMA1_CLK_ENABLE();
UART_HandleTypeDef huart2;
huart2.Instance = USART2;
huart2.Init.BaudRate = DEBUG_BAUD;
huart2.Init.WordLength = UART_WORDLENGTH_8B;
huart2.Init.StopBits = UART_STOPBITS_1;
huart2.Init.Parity = UART_PARITY_NONE;
huart2.Init.Mode = UART_MODE_TX;
huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
huart2.Init.OverSampling = UART_OVERSAMPLING_16;
HAL_UART_Init(&huart2);
USART2->CR3 |= USART_CR3_DMAT; // | USART_CR3_DMAR | USART_CR3_OVRDIS;
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
DMA1_Channel7->CCR = 0;
DMA1_Channel7->CPAR = (uint32_t) & (USART2->DR);
DMA1_Channel7->CNDTR = 0;
DMA1_Channel7->CCR = DMA_CCR_MINC | DMA_CCR_DIR;
DMA1->IFCR = DMA_IFCR_CTCIF7 | DMA_IFCR_CHTIF7 | DMA_IFCR_CGIF7;
}
void DAC_DMA_init(void){
NVIC_InitTypeDef NVIC_InitStructure;
GPIO_InitTypeDef GPIO_InitStruct;
DAC_InitTypeDef DAC_INIT;
DMA_InitTypeDef DMA_INIT;
__HAL_RCC_DMA1_CLK_ENABLE();
__HAL_RCC_DAC_CLK_ENABLE();
/* DAC output pin */
GPIO_InitStruct.Pin = GPIO_PIN_4;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
//GPIO_InitStruct.Speed = GPIO_SPEED_FAST; /* 50MHz */
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
DAC_INIT.DAC_Trigger = DAC_Trigger_T6_TRGO;
DAC_INIT.DAC_WaveGeneration = DAC_WaveGeneration_None;
DAC_INIT.DAC_LFSRUnmask_TriangleAmplitude = DAC_LFSRUnmask_Bit0;
DAC_INIT.DAC_OutputBuffer = DAC_OutputBuffer_Enable;
DAC_Init(DAC_Channel_1, &DAC_INIT);
DMA_DeInit(DMA1_Stream5);
DMA_INIT.DMA_Channel = DMA_Channel_7;
DMA_INIT.DMA_PeripheralBaseAddr = (uint32_t)DAC_DHR12R1_ADDR;
DMA_INIT.DMA_Memory0BaseAddr = (uint32_t) &PINGBUF;
//DMA_INIT.DMA_Memory0BaseAddr = (uint32_t) &function;
DMA_INIT.DMA_DIR = DMA_DIR_MemoryToPeripheral;
DMA_INIT.DMA_BufferSize = SINE_RES;
DMA_INIT.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
DMA_INIT.DMA_MemoryInc = DMA_MemoryInc_Enable;
DMA_INIT.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord;
DMA_INIT.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
DMA_INIT.DMA_Mode = DMA_Mode_Circular;
DMA_INIT.DMA_Priority = DMA_Priority_High;
DMA_INIT.DMA_FIFOMode = DMA_FIFOMode_Disable;
DMA_INIT.DMA_FIFOThreshold = DMA_FIFOThreshold_HalfFull;
DMA_INIT.DMA_MemoryBurst = DMA_MemoryBurst_Single;
DMA_INIT.DMA_PeripheralBurst = DMA_PeripheralBurst_Single;
DMA_Init(DMA1_Stream5, &DMA_INIT);
DMA_DoubleBufferModeConfig(DMA1_Stream5, &PONGBUF,DMA_Memory_0);
DMA_DoubleBufferModeCmd(DMA1_Stream5, ENABLE);
DMA_ITConfig(DMA1_Stream5, DMA_IT_HT | DMA_IT_TC | DMA_IT_TE, ENABLE);
DMA_Cmd(DMA1_Stream5, ENABLE);
DAC_Cmd(DAC_Channel_1, ENABLE);
DAC_DMACmd(DAC_Channel_1,ENABLE);
NVIC_InitStructure.NVIC_IRQChannel = DMA1_Stream5_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
}
//******************************************************************************
// board_dac_enable_clock
//
// Enable the clock for a specifc DAC module.
// Requires the caller previously invoked board_adc_get_status_block()
//
// Note that DAC_AUTO_MODULE = 0, so it is the first entry in the lookup table
//******************************************************************************
void board_dac_enable_clocks (int module_id)
{
__HAL_RCC_DAC_CLK_ENABLE(); // Enable F0 DAC Periph clock
// Enable the DAC module's associated DMA module's clocks
__HAL_RCC_DMA1_CLK_ENABLE(); // Enable DMA clock - F4_46 has only
// 1 DAC module with 2 channels
}
/**
* Enable DMA controller clock
*/
void MX_DMA_Init(void)
{
/* DMA controller clock enable */
__HAL_RCC_DMA1_CLK_ENABLE();
/* DMA interrupt init */
HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
}
static void init_BeforeADC(void)
{
GPIO_InitTypeDef GPIO_InitStruct;
RCC_OscInitTypeDef RCC_OscInitStructure;
RCC_PeriphCLKInitTypeDef PeriphClkInit;
// __HAL_RCC_SYSCFG_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_ADC1_CLK_ENABLE();
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC;
PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV8;
HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit);
// HAL_RCC_GetOscConfig(&RCC_OscInitStructure);
// RCC_OscInitStructure.OscillatorType = RCC_OSCILLATORTYPE_HSI;
// RCC_OscInitStructure.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
// RCC_OscInitStructure.HSIState = RCC_HSI_ON;
// HAL_RCC_OscConfig(&RCC_OscInitStructure);
GPIO_InitStruct.Pin = GPIO_PIN_10;
#ifdef HEATBED_ENABLED
GPIO_InitStruct.Pin |= GPIO_PIN_11;
#endif
#ifdef EXTRUDER_2_ENABLED
GPIO_InitStruct.Pin |= GPIO_PIN_12;
#endif
#ifdef EXTRUDER_3_ENABLED
GPIO_InitStruct.Pin |= GPIO_PIN_13;
#endif
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
__HAL_RCC_DMA1_CLK_ENABLE();
DMA_HandleStruct.Instance = DMA1_Channel1;
DMA_HandleStruct.Init.Direction = DMA_PERIPH_TO_MEMORY;
DMA_HandleStruct.Init.PeriphInc = DMA_PINC_DISABLE;
DMA_HandleStruct.Init.MemInc = DMA_MINC_ENABLE;
DMA_HandleStruct.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD; /* Transfer from ADC by half-word to match with ADC configuration: ADC resolution 10 or 12 bits */
DMA_HandleStruct.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD; /* Transfer to memory by half-word to match with buffer variable type: half-word */
DMA_HandleStruct.Init.Mode = DMA_CIRCULAR; /* DMA in circular mode to match with ADC configuration: DMA continuous requests */
DMA_HandleStruct.Init.Priority = DMA_PRIORITY_HIGH;
HAL_DMA_DeInit(&DMA_HandleStruct);
HAL_DMA_Init(&DMA_HandleStruct);
__HAL_LINKDMA(&ADC_HandleStruct, DMA_Handle, DMA_HandleStruct);
HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 4, 0);
HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
}
/**
* Enable DMA controller clock
*/
void MX_DMA_Init(void)
{
/* DMA controller clock enable */
__HAL_RCC_DMA1_CLK_ENABLE();
__HAL_RCC_DMA2_CLK_ENABLE();
/* DMA interrupt init */
/* DMA1_Stream0_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream0_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream0_IRQn);
/* DMA1_Stream1_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream1_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream1_IRQn);
/* DMA1_Stream2_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream2_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream2_IRQn);
/* DMA1_Stream3_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream3_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream3_IRQn);
/* DMA1_Stream4_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream4_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream4_IRQn);
/* DMA1_Stream5_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream5_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream5_IRQn);
/* DMA1_Stream6_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream6_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream6_IRQn);
/* DMA1_Stream7_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream7_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream7_IRQn);
/* DMA2_Stream0_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream0_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream0_IRQn);
/* DMA2_Stream1_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream1_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream1_IRQn);
/* DMA2_Stream2_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream2_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream2_IRQn);
/* DMA2_Stream5_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream5_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream5_IRQn);
/* DMA2_Stream6_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream6_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream6_IRQn);
/* DMA2_Stream7_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream7_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream7_IRQn);
}
/**
* Enable DMA controller clock
*/
static void MX_DMA_Init(void)
{
/* DMA controller clock enable */
__HAL_RCC_DMA1_CLK_ENABLE();
/* DMA interrupt init */
/* DMA1_Channel5_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Channel5_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Channel5_IRQn);
/* DMA1_Channel7_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Channel7_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Channel7_IRQn);
}
/**
* @brief TIM MSP Initialization
* This function configures the hardware resources used in this example:
* - Peripheral's clock enable
* - Peripheral's GPIO Configuration
* - DMA configuration for transmission request by peripheral
* @param htim: TIM handle pointer
* @retval None
*/
void HAL_TIM_PWM_MspInit(TIM_HandleTypeDef *htim)
{
GPIO_InitTypeDef GPIO_InitStruct;
static DMA_HandleTypeDef hdma_tim;
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* TIM2 clock enable */
__HAL_RCC_TIM2_CLK_ENABLE();
/* Enable GPIO TIM2_Channel3 (PORTB) Clock */
__HAL_RCC_GPIOB_CLK_ENABLE();
/* Enable DMA1 clock */
__HAL_RCC_DMA1_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* Configure TIM2_Channel3 in output, push-pull & alternate function mode */
GPIO_InitStruct.Pin = GPIO_PIN_10;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF2_TIM2;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_10;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*##-3- Configure the DMA stream ###########################################*/
/* Set the parameters to be configured */
hdma_tim.Init.Request = DMA_REQUEST_8;
hdma_tim.Instance = DMA1_Channel1;
hdma_tim.Init.Direction = DMA_MEMORY_TO_PERIPH;
hdma_tim.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_tim.Init.MemInc = DMA_MINC_ENABLE;
hdma_tim.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
hdma_tim.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
hdma_tim.Init.Mode = DMA_CIRCULAR;
hdma_tim.Init.Priority = DMA_PRIORITY_HIGH;
/* Link hdma_tim to hdma[TIM_DMA_ID_CC3] (channel3) */
__HAL_LINKDMA(htim, hdma[TIM_DMA_ID_CC3], hdma_tim);
/* Initialize TIMx DMA handle */
HAL_DMA_Init(htim->hdma[TIM_DMA_ID_CC3]);
/*##-4- Configure the NVIC for DMA #########################################*/
/* NVIC configuration for DMA transfer complete interrupt */
HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
}
/**
* @brief ADC MSP Initialization
* This function configures the hardware resources used in this example:
* - Peripheral's clock enable
* - Peripheral's GPIO Configuration
* @param hadc: ADC handle pointer
* @retval None
*/
void HAL_ADC_MspInit(ADC_HandleTypeDef *hadc)
{
GPIO_InitTypeDef GPIO_InitStruct;
static DMA_HandleTypeDef DmaHandle;
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO clock */
ADCx_CHANNEL_GPIO_CLK_ENABLE();
/* ADC1 Periph clock enable */
ADCx_CLK_ENABLE();
/* Enable DMA1 clock */
__HAL_RCC_DMA1_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* ADC1 Channel9 GPIO pin configuration */
GPIO_InitStruct.Pin = ADCx_CHANNEL_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(ADCx_CHANNEL_GPIO_PORT, &GPIO_InitStruct);
/*##- 3- Configure DMA #####################################################*/
/*********************** Configure DMA parameters ***************************/
DmaHandle.Instance = DMA1_Channel1;
DmaHandle.Init.Direction = DMA_PERIPH_TO_MEMORY;
DmaHandle.Init.PeriphInc = DMA_PINC_DISABLE;
DmaHandle.Init.MemInc = DMA_MINC_ENABLE;
DmaHandle.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
DmaHandle.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
DmaHandle.Init.Mode = DMA_CIRCULAR;
DmaHandle.Init.Priority = DMA_PRIORITY_HIGH;
/* Deinitialize & Initialize the DMA for new transfer */
HAL_DMA_DeInit(&DmaHandle);
HAL_DMA_Init(&DmaHandle);
/* Associate the initialized DMA handle to the the ADC handle */
__HAL_LINKDMA(hadc, DMA_Handle, DmaHandle);
/*##-4- Configure the NVIC for DMA #########################################*/
/* NVIC configuration for DMA transfer complete interrupt */
HAL_NVIC_SetPriority(ADCx_DMA_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(ADCx_DMA_IRQn);
}
void RCC_Configuration()
{
#if (PREFETCH_ENABLE != 0)
__HAL_FLASH_PREFETCH_BUFFER_ENABLE();
#endif
__HAL_RCC_BKP_CLK_ENABLE();
__HAL_RCC_PWR_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_I2C1_CLK_ENABLE();
__HAL_RCC_DMA1_CLK_ENABLE();
__HAL_RCC_USART1_CLK_ENABLE();
__HAL_RCC_AFIO_CLK_ENABLE();
}
/**
* @brief Configure the DMA controller according to the Stream parameters
* defined in main.h file
* @note This function is used to :
* -1- Enable DMA1 clock
* -2- Select the DMA functional Parameters
* -3- Select the DMA instance to be used for the transfer
* -4- Select Callbacks functions called after Transfer complete and
Transfer error interrupt detection
* -5- Initialize the DMA channel
* -6- Configure NVIC for DMA transfer complete/error interrupts
* -7- Start the DMA transfer using the interrupt mode
* @param None
* @retval None
*/
static void DMA_Config(void)
{
/*## -1- Enable DMA1 clock #################################################*/
__HAL_RCC_DMA1_CLK_ENABLE();
/*##-2- Select the DMA functional Parameters ###############################*/
DmaHandle.Init.Direction = DMA_MEMORY_TO_MEMORY; /* M2M transfer mode */
DmaHandle.Init.PeriphInc = DMA_PINC_ENABLE; /* Peripheral increment mode Enable */
DmaHandle.Init.MemInc = DMA_MINC_ENABLE; /* Memory increment mode Enable */
DmaHandle.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD; /* Peripheral data alignment : Word */
DmaHandle.Init.MemDataAlignment = DMA_MDATAALIGN_WORD; /* memory data alignment : Word */
DmaHandle.Init.Mode = DMA_NORMAL; /* Normal DMA mode */
DmaHandle.Init.Priority = DMA_PRIORITY_HIGH; /* priority level : high */
/*##-3- Select the DMA instance to be used for the transfer : DMA1_Channel1 #*/
DmaHandle.Instance = DMA_INSTANCE;
/*##-4- Select Callbacks functions called after Transfer complete and Transfer error */
DmaHandle.XferCpltCallback = TransferComplete;
DmaHandle.XferErrorCallback = TransferError;
/*##-5- Initialize the DMA channel ##########################################*/
if (HAL_DMA_Init(&DmaHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/*##-6- Configure NVIC for DMA transfer complete/error interrupts ##########*/
/* Set Interrupt Group Priority */
HAL_NVIC_SetPriority(DMA_INSTANCE_IRQ, 0, 0);
/* Enable the DMA STREAM global Interrupt */
HAL_NVIC_EnableIRQ(DMA_INSTANCE_IRQ);
/*##-7- Start the DMA transfer using the interrupt mode ####################*/
/* Configure the source, destination and buffer size DMA fields and Start DMA Channel transfer */
/* Enable All the DMA interrupts */
if (HAL_DMA_Start_IT(&DmaHandle, (uint32_t)&aSRC_Const_Buffer, (uint32_t)&aDST_Buffer, BUFFER_SIZE) != HAL_OK)
{
/* Transfer Error */
Error_Handler();
}
}
void Uart2DMAInit(UART_HandleTypeDef* huart) {
__HAL_RCC_DMA1_CLK_ENABLE()
;
huart->hdmatx = (DMA_HandleTypeDef *)calloc(1, sizeof(DMA_HandleTypeDef));
REQUIRE(huart->hdmatx != 0);
huart->hdmatx->Instance = DMA1_Channel7;
huart->hdmatx->Init.Direction = DMA_MEMORY_TO_PERIPH;
huart->hdmatx->Init.PeriphInc = DMA_PINC_DISABLE;
huart->hdmatx->Init.MemInc = DMA_MINC_ENABLE;
huart->hdmatx->Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
huart->hdmatx->Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
huart->hdmatx->Init.Mode = DMA_NORMAL;
huart->hdmatx->Init.Priority = DMA_PRIORITY_LOW;
HAL_DMA_Init(huart->hdmatx);
huart->hdmatx->Parent = huart;
HAL_NVIC_SetPriority(DMA1_Channel7_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Channel7_IRQn);
}
void serial_init(serial_t *obj, PinName tx, PinName rx)
{
// Determine the UART to use (UART_1, UART_2, ...)
UARTName uart_tx = (UARTName)pinmap_peripheral(tx, PinMap_UART_TX);
UARTName uart_rx = (UARTName)pinmap_peripheral(rx, PinMap_UART_RX);
// Get the peripheral name (UART_1, UART_2, ...) from the pin and assign it to the object
SERIAL_OBJ(uart) = (UARTName)pinmap_merge(uart_tx, uart_rx);
MBED_ASSERT(SERIAL_OBJ(uart) != (UARTName)NC);
// Enable USART clock
switch (SERIAL_OBJ(uart)) {
case UART_1:
__HAL_RCC_USART1_CLK_ENABLE();
SERIAL_OBJ(index) = 0;
#if DEVICE_SERIAL_ASYNCH_DMA
__HAL_RCC_DMA2_CLK_ENABLE();
#endif
break;
case UART_2:
__HAL_RCC_USART2_CLK_ENABLE();
SERIAL_OBJ(index) = 1;
#if DEVICE_SERIAL_ASYNCH_DMA
__HAL_RCC_DMA1_CLK_ENABLE();
#endif
break;
#if defined(USART3_BASE)
case UART_3:
__HAL_RCC_USART3_CLK_ENABLE();
SERIAL_OBJ(index) = 2;
#if DEVICE_SERIAL_ASYNCH_DMA
__HAL_RCC_DMA1_CLK_ENABLE();
#endif
break;
#endif
#if defined(UART4_BASE)
case UART_4:
__HAL_RCC_UART4_CLK_ENABLE();
SERIAL_OBJ(index) = 3;
#if DEVICE_SERIAL_ASYNCH_DMA
__HAL_RCC_DMA1_CLK_ENABLE();
#endif
break;
#endif
#if defined(UART5_BASE)
case UART_5:
__HAL_RCC_UART5_CLK_ENABLE();
SERIAL_OBJ(index) = 4;
#if DEVICE_SERIAL_ASYNCH_DMA
__HAL_RCC_DMA1_CLK_ENABLE();
#endif
break;
#endif
#if defined(USART6_BASE)
case UART_6:
__HAL_RCC_USART6_CLK_ENABLE();
SERIAL_OBJ(index) = 5;
#if DEVICE_SERIAL_ASYNCH_DMA
__HAL_RCC_DMA2_CLK_ENABLE();
#endif
break;
#endif
#if defined(UART7_BASE)
case UART_7:
__HAL_RCC_UART7_CLK_ENABLE();
SERIAL_OBJ(index) = 6;
#if DEVICE_SERIAL_ASYNCH_DMA
__HAL_RCC_DMA1_CLK_ENABLE();
#endif
break;
#endif
#if defined(UART8_BASE)
case UART_8:
__HAL_RCC_UART8_CLK_ENABLE();
SERIAL_OBJ(index) = 7;
#if DEVICE_SERIAL_ASYNCH_DMA
__HAL_RCC_DMA1_CLK_ENABLE();
#endif
break;
#endif
}
// Configure the UART pins
pinmap_pinout(tx, PinMap_UART_TX);
pinmap_pinout(rx, PinMap_UART_RX);
if (tx != NC) {
pin_mode(tx, PullUp);
}
if (rx != NC) {
pin_mode(rx, PullUp);
}
// Configure UART
SERIAL_OBJ(baudrate) = 9600;
SERIAL_OBJ(databits) = UART_WORDLENGTH_8B;
SERIAL_OBJ(stopbits) = UART_STOPBITS_1;
SERIAL_OBJ(parity) = UART_PARITY_NONE;
SERIAL_OBJ(pin_tx) = tx;
SERIAL_OBJ(pin_rx) = rx;
init_uart(obj);
// For stdio management
if (SERIAL_OBJ(uart) == STDIO_UART) {
stdio_uart_inited = 1;
memcpy(&stdio_uart, obj, sizeof(serial_t));
}
}
/**
* @brief ADC MSP Init
* @param hadc : ADC handle
* @retval None
*/
void HAL_ADC_MspInit(ADC_HandleTypeDef *hadc)
{
GPIO_InitTypeDef GPIO_InitStruct;
static DMA_HandleTypeDef DmaHandle;
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO clock ****************************************/
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
/* ADC1 Periph clock enable */
ADCx_CLK_ENABLE();
/* Enable DMA1 clock */
__HAL_RCC_DMA1_CLK_ENABLE();
/*##- 2- Configure peripheral GPIO #########################################*/
/* ADC Channel GPIO pin configuration */
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_3;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_0;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_0;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_1;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_2;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_3;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*##- 3- Configure DMA #####################################################*/
/*********************** Configure DMA parameters ***************************/
DmaHandle.Instance = DMA1_Channel1;
DmaHandle.Init.Direction = DMA_PERIPH_TO_MEMORY;
DmaHandle.Init.PeriphInc = DMA_PINC_DISABLE;
DmaHandle.Init.MemInc = DMA_MINC_ENABLE;
DmaHandle.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
DmaHandle.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
DmaHandle.Init.Mode = DMA_CIRCULAR;
DmaHandle.Init.Priority = DMA_PRIORITY_MEDIUM;
/* Deinitialize & Initialize the DMA for new transfer */
HAL_DMA_DeInit(&DmaHandle);
HAL_DMA_Init(&DmaHandle);
/* Associate the DMA handle */
__HAL_LINKDMA(hadc, DMA_Handle, DmaHandle);
/* NVIC configuration for DMA Input data interrupt */
HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 1, 0);
HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
/* NVIC configuration for ADC interrupt */
/* Priority: high-priority */
HAL_NVIC_SetPriority(ADC1_2_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(ADC1_2_IRQn);
}
void I2C_Init()
{
__HAL_RCC_I2C2_CLK_ENABLE();
__HAL_RCC_DMA1_CLK_ENABLE();
/* DMA1_Channel4_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Channel4_IRQn, 1, 4);
HAL_NVIC_EnableIRQ(DMA1_Channel4_IRQn);
/* DMA1_Channel5_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Channel5_IRQn, 1, 3);
HAL_NVIC_EnableIRQ(DMA1_Channel5_IRQn);
hi2c2.Instance = I2C2;
hi2c2.Init.ClockSpeed = 100000;
hi2c2.Init.DutyCycle = I2C_DUTYCYCLE_2;
hi2c2.Init.OwnAddress1 = 0;
hi2c2.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
hi2c2.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
hi2c2.Init.OwnAddress2 = 0;
hi2c2.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
hi2c2.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
HAL_I2C_Init(&hi2c2);
GPIO_InitTypeDef GPIO_InitStruct;
__HAL_RCC_DMA1_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
/* USER CODE BEGIN I2C2_MspInit 0 */
/* USER CODE END I2C2_MspInit 0 */
/**I2C2 GPIO Configuration
PB10 ------> I2C2_SCL
PB11 ------> I2C2_SDA
*/
GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_11;
GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/* Peripheral clock enable */
__HAL_RCC_I2C2_CLK_ENABLE();
/* Peripheral DMA init*/
hdma_i2c2_rx.Instance = DMA1_Channel5;
hdma_i2c2_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
hdma_i2c2_rx.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_i2c2_rx.Init.MemInc = DMA_MINC_ENABLE;
hdma_i2c2_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
hdma_i2c2_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
hdma_i2c2_rx.Init.Mode = DMA_NORMAL;
hdma_i2c2_rx.Init.Priority = DMA_PRIORITY_MEDIUM;
HAL_DMA_Init(&hdma_i2c2_rx);
__HAL_LINKDMA(&hi2c2,hdmarx,hdma_i2c2_rx);
hdma_i2c2_tx.Instance = DMA1_Channel4;
hdma_i2c2_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
hdma_i2c2_tx.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_i2c2_tx.Init.MemInc = DMA_MINC_ENABLE;
hdma_i2c2_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
hdma_i2c2_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
hdma_i2c2_tx.Init.Mode = DMA_NORMAL;
hdma_i2c2_tx.Init.Priority = DMA_PRIORITY_MEDIUM;
HAL_DMA_Init(&hdma_i2c2_tx);
__HAL_LINKDMA(&hi2c2,hdmatx,hdma_i2c2_tx);
/* Peripheral interrupt init */
HAL_NVIC_SetPriority(I2C2_EV_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(I2C2_EV_IRQn);
HAL_NVIC_SetPriority(I2C2_ER_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(I2C2_ER_IRQn);
/* USER CODE BEGIN I2C2_MspInit 1 */
/* USER CODE END I2C2_MspInit 1 */
}
void MX_ADC1_Init(void) {
ADC_MultiModeTypeDef multimode;
ADC_ChannelConfTypeDef sConfig;
__HAL_RCC_ADC1_CLK_ENABLE();
hadc1.Instance = ADC1;
hadc1.Init.ScanConvMode = ADC_SCAN_ENABLE;
hadc1.Init.ContinuousConvMode = DISABLE;
hadc1.Init.DiscontinuousConvMode = DISABLE;
hadc1.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T8_TRGO;
hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
hadc1.Init.NbrOfConversion = 5;
HAL_ADC_Init(&hadc1);
/**Enable or disable the remapping of ADC1_ETRGREG:
* ADC1 External Event regular conversion is connected to TIM8 TRG0
*/
__HAL_AFIO_REMAP_ADC1_ETRGREG_ENABLE();
/**Configure the ADC multi-mode
*/
multimode.Mode = ADC_DUALMODE_REGSIMULT;
HAL_ADCEx_MultiModeConfigChannel(&hadc1, &multimode);
sConfig.SamplingTime = ADC_SAMPLETIME_7CYCLES_5;
sConfig.Channel = ADC_CHANNEL_14;
sConfig.Rank = 1;
HAL_ADC_ConfigChannel(&hadc1, &sConfig);
sConfig.Channel = ADC_CHANNEL_0;
sConfig.Rank = 2;
HAL_ADC_ConfigChannel(&hadc1, &sConfig);
sConfig.SamplingTime = ADC_SAMPLETIME_13CYCLES_5;
sConfig.Channel = ADC_CHANNEL_11;
sConfig.Rank = 3;
HAL_ADC_ConfigChannel(&hadc1, &sConfig);
sConfig.Channel = ADC_CHANNEL_12;
sConfig.Rank = 4;
HAL_ADC_ConfigChannel(&hadc1, &sConfig);
sConfig.Channel = ADC_CHANNEL_12;
sConfig.Rank = 5;
HAL_ADC_ConfigChannel(&hadc1, &sConfig);
hadc1.Instance->CR2 |= ADC_CR2_DMA;
__HAL_ADC_ENABLE(&hadc1);
__HAL_RCC_DMA1_CLK_ENABLE();
DMA1_Channel1->CCR = 0;
DMA1_Channel1->CNDTR = 5;
DMA1_Channel1->CPAR = (uint32_t) & (ADC1->DR);
DMA1_Channel1->CMAR = (uint32_t)&adc_buffer;
DMA1_Channel1->CCR = DMA_CCR_MSIZE_1 | DMA_CCR_PSIZE_1 | DMA_CCR_MINC | DMA_CCR_CIRC | DMA_CCR_TCIE;
DMA1_Channel1->CCR |= DMA_CCR_EN;
HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
}
static int stm32_qspi_init(struct rt_qspi_device *device, struct rt_qspi_configuration *qspi_cfg)
{
int result = RT_EOK;
unsigned int i = 1;
RT_ASSERT(device != RT_NULL);
RT_ASSERT(qspi_cfg != RT_NULL);
struct rt_spi_configuration *cfg = &qspi_cfg->parent;
struct stm32_qspi_bus *qspi_bus = device->parent.bus->parent.user_data;
rt_memset(&qspi_bus->QSPI_Handler, 0, sizeof(qspi_bus->QSPI_Handler));
QSPI_HandleTypeDef QSPI_Handler_config = QSPI_BUS_CONFIG;
qspi_bus->QSPI_Handler = QSPI_Handler_config;
while (cfg->max_hz < HAL_RCC_GetHCLKFreq() / (i + 1))
{
i++;
if (i == 255)
{
LOG_E("QSPI init failed, QSPI frequency(%d) is too low.", cfg->max_hz);
return -RT_ERROR;
}
}
/* 80/(1+i) */
qspi_bus->QSPI_Handler.Init.ClockPrescaler = i;
if (!(cfg->mode & RT_SPI_CPOL))
{
/* QSPI MODE0 */
qspi_bus->QSPI_Handler.Init.ClockMode = QSPI_CLOCK_MODE_0;
}
else
{
/* QSPI MODE3 */
qspi_bus->QSPI_Handler.Init.ClockMode = QSPI_CLOCK_MODE_3;
}
/* flash size */
qspi_bus->QSPI_Handler.Init.FlashSize = POSITION_VAL(qspi_cfg->medium_size) - 1;
result = HAL_QSPI_Init(&qspi_bus->QSPI_Handler);
if (result == HAL_OK)
{
LOG_D("qspi init succsee!");
}
else
{
LOG_E("qspi init failed (%d)!", result);
}
#ifdef BSP_QSPI_USING_DMA
/* QSPI interrupts must be enabled when using the HAL_QSPI_Receive_DMA */
HAL_NVIC_SetPriority(QSPI_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(QSPI_IRQn);
HAL_NVIC_SetPriority(QSPI_DMA_IRQ, 0, 0);
HAL_NVIC_EnableIRQ(QSPI_DMA_IRQ);
/* init QSPI DMA */
if(QSPI_DMA_RCC == RCC_AHB1ENR_DMA1EN)
{
__HAL_RCC_DMA1_CLK_ENABLE();
}
else
{
__HAL_RCC_DMA2_CLK_ENABLE();
}
HAL_DMA_DeInit(qspi_bus->QSPI_Handler.hdma);
DMA_HandleTypeDef hdma_quadspi_config = QSPI_DMA_CONFIG;
qspi_bus->hdma_quadspi = hdma_quadspi_config;
if (HAL_DMA_Init(&qspi_bus->hdma_quadspi) != HAL_OK)
{
LOG_E("qspi dma init failed (%d)!", result);
}
__HAL_LINKDMA(&qspi_bus->QSPI_Handler, hdma, qspi_bus->hdma_quadspi);
#endif /* BSP_QSPI_USING_DMA */
return result;
}
static int uart_init_peripheral(void)
{
__HAL_RCC_USART2_CLK_ENABLE();
__HAL_RCC_DMA1_CLK_ENABLE();
UARThandle.Instance = UART_INSTANCE;
UARThandle.Init.BaudRate = UART_BAUDRATE;
UARThandle.Init.WordLength = UART_WORDLENGTH_8B;
UARThandle.Init.StopBits = UART_STOPBITS_1;
UARThandle.Init.Parity = UART_PARITY_NONE;
UARThandle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
UARThandle.Init.OverSampling = UART_OVERSAMPLING_8;
UARThandle.Init.Mode = UART_MODE_TX_RX;
DMAhandle_TX.Instance = DMA1_Stream6;
DMAhandle_TX.Init.Channel = DMA_CHANNEL_4;
DMAhandle_TX.Init.Direction = DMA_MEMORY_TO_PERIPH;
DMAhandle_TX.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
DMAhandle_TX.Init.MemBurst = DMA_MBURST_SINGLE;
DMAhandle_TX.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
DMAhandle_TX.Init.MemInc = DMA_MINC_ENABLE;
DMAhandle_TX.Init.Mode = DMA_NORMAL;
DMAhandle_TX.Init.PeriphBurst = DMA_PBURST_SINGLE;
DMAhandle_TX.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
DMAhandle_TX.Init.PeriphInc = DMA_PINC_DISABLE;
DMAhandle_TX.Init.Priority = DMA_PRIORITY_LOW;
DMAhandle_RX = DMAhandle_TX;
DMAhandle_RX.Instance = DMA1_Stream5;
DMAhandle_RX.Init.Channel = DMA_CHANNEL_4;
DMAhandle_RX.Init.Direction = DMA_PERIPH_TO_MEMORY;
DMAhandle_RX.Init.Mode = DMA_CIRCULAR;
UARThandle.hdmatx = &DMAhandle_TX;
UARThandle.hdmarx = &DMAhandle_RX;
HAL_UART_DeInit(&UARThandle);
HAL_UART_Init(&UARThandle);
UART_INSTANCE->BRR = (2u << 4u) | (5u); /* Baudrate = 2000000 with SYSCLK=168MHz,
* HAL is not very good at figuring this number out... */
HAL_DMA_DeInit(&DMAhandle_TX);
HAL_DMA_Init(&DMAhandle_TX);
HAL_DMA_DeInit(&DMAhandle_RX);
HAL_DMA_Init(&DMAhandle_RX);
NVIC_SetPriority(DMA1_Stream6_IRQn, UART_DMA_TX_IRQ_PRIO);
HAL_NVIC_EnableIRQ(DMA1_Stream6_IRQn);
NVIC_SetPriority(DMA1_Stream5_IRQn, UART_DMA_RX_IRQ_PRIO);
HAL_NVIC_EnableIRQ(DMA1_Stream5_IRQn);
/* Use uart data register as peripheral destination for TX */
DMAhandle_TX.Instance->PAR = (uint32_t) &(UARThandle.Instance->DR);
/* Set source and destination address and buffer length */
DMAhandle_RX.Instance->NDTR = RX_BUF_LEN;
DMAhandle_RX.Instance->PAR = (uint32_t) &(UARThandle.Instance->DR);
DMAhandle_RX.Instance->M0AR = (uint32_t) dma_buffer_rx;
/* Enable UART as DMA enabled receiver */
UARThandle.Instance->CR3 |= USART_CR3_DMAR;
/* Enable transfer complete interrupt */
__HAL_DMA_ENABLE_IT(&DMAhandle_RX, DMA_IT_TC);
__HAL_DMA_ENABLE(&DMAhandle_RX);
return 0;
}
void UART_Control_Init() {
GPIO_InitTypeDef GPIO_InitStruct;
__HAL_RCC_USART2_CLK_ENABLE();
/* DMA1_Channel6_IRQn interrupt configuration */
//HAL_NVIC_SetPriority(DMA1_Channel6_IRQn, 5, 6);
//HAL_NVIC_EnableIRQ(DMA1_Channel6_IRQn);
HAL_NVIC_SetPriority(DMA1_Channel6_IRQn, 5, 6);
HAL_NVIC_EnableIRQ(DMA1_Channel6_IRQn);
/* DMA1_Channel7_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Channel7_IRQn, 5, 7);
HAL_NVIC_EnableIRQ(DMA1_Channel7_IRQn);
huart2.Instance = USART2;
huart2.Init.BaudRate = CONTROL_BAUD;
huart2.Init.WordLength = UART_WORDLENGTH_8B;
huart2.Init.StopBits = UART_STOPBITS_1;
huart2.Init.Parity = UART_PARITY_NONE;
huart2.Init.Mode = UART_MODE_TX_RX;
huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
// huart2.Init.OverSampling = UART_OVERSAMPLING_16;
HAL_UART_Init(&huart2);
__HAL_RCC_DMA1_CLK_ENABLE();
/* USER CODE BEGIN USART2_MspInit 0 */
__HAL_RCC_GPIOA_CLK_ENABLE();
/* USER CODE END USART2_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_USART2_CLK_ENABLE();
GPIO_InitStruct.Pull = GPIO_PULLUP; //GPIO_NOPULL;
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_3;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT; //GPIO_MODE_AF_PP;
// GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* Peripheral DMA init*/
hdma_usart2_rx.Instance = DMA1_Channel6;
hdma_usart2_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
hdma_usart2_rx.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_usart2_rx.Init.MemInc = DMA_MINC_ENABLE;
hdma_usart2_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
hdma_usart2_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
hdma_usart2_rx.Init.Mode = DMA_CIRCULAR; //DMA_NORMAL;
hdma_usart2_rx.Init.Priority = DMA_PRIORITY_LOW;
HAL_DMA_Init(&hdma_usart2_rx);
__HAL_LINKDMA(&huart2,hdmarx,hdma_usart2_rx);
hdma_usart2_tx.Instance = DMA1_Channel7;
hdma_usart2_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
hdma_usart2_tx.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_usart2_tx.Init.MemInc = DMA_MINC_ENABLE;
hdma_usart2_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
hdma_usart2_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
hdma_usart2_tx.Init.Mode = DMA_NORMAL;
hdma_usart2_tx.Init.Priority = DMA_PRIORITY_LOW;
HAL_DMA_Init(&hdma_usart2_tx);
__HAL_LINKDMA(&huart2,hdmatx,hdma_usart2_tx);
}
void systemInit(void)
{
// Priority grouping should be setup before any irq prio is set.
HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITY_GROUPING);
// GPIO ports are always used so it makes sense to just enable the clocks to the available ports
#ifdef GPIOA
__HAL_RCC_GPIOA_CLK_ENABLE();
#endif
#ifdef GPIOB
__HAL_RCC_GPIOB_CLK_ENABLE();
#endif
#ifdef GPIOC
__HAL_RCC_GPIOC_CLK_ENABLE();
#endif
#ifdef GPIOD
__HAL_RCC_GPIOD_CLK_ENABLE();
#endif
#ifdef GPIOE
__HAL_RCC_GPIOE_CLK_ENABLE();
#endif
#ifdef GPIOF
__HAL_RCC_GPIOF_CLK_ENABLE();
#endif
// It makes it all lot easier if we just enable to DMA clocks, the additional idle current is neglectable
#ifdef DMA1
__HAL_RCC_DMA1_CLK_ENABLE();
#endif
#ifdef DMA2
__HAL_RCC_DMA2_CLK_ENABLE();
#endif
/* Select SysClk as source of USART1 clocks */
RCC_PeriphCLKInitTypeDef RCC_PeriphClkInit;
RCC_PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1;
RCC_PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_SYSCLK;
HAL_RCCEx_PeriphCLKConfig(&RCC_PeriphClkInit);
// Init clocks of used peripherals
#ifdef USE_USART1
__HAL_RCC_USART1_CLK_ENABLE();
#endif
#ifdef USE_USART2
__HAL_RCC_USART2_CLK_ENABLE();
#endif
#ifdef USE_USART3
__HAL_RCC_USART3_CLK_ENABLE();
#endif
#ifdef USE_USART4
__HAL_RCC_UART4_CLK_ENABLE();
#endif
#ifdef USE_USART5
__HAL_RCC_UART5_CLK_ENABLE();
#endif
#ifdef USE_USART6
__HAL_RCC_USART6_CLK_ENABLE();
#endif
#ifdef USE_USART7
__HAL_RCC_UART7_CLK_ENABLE();
#endif
#ifdef USE_USART8
__HAL_RCC_UART8_CLK_ENABLE();
#endif
}
