/**
* Initializes the Global MSP.
*/
void HAL_MspInit(void) {
/* USER CODE BEGIN MspInit 0 */
/* USER CODE END MspInit 0 */
__HAL_RCC_SYSCFG_CLK_ENABLE();
HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
/* System interrupt init*/
/* MemoryManagement_IRQn interrupt configuration */
HAL_NVIC_SetPriority(MemoryManagement_IRQn, 0, 0);
/* BusFault_IRQn interrupt configuration */
HAL_NVIC_SetPriority(BusFault_IRQn, 0, 0);
/* UsageFault_IRQn interrupt configuration */
HAL_NVIC_SetPriority(UsageFault_IRQn, 0, 0);
/* SVCall_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SVCall_IRQn, 0, 0);
/* DebugMonitor_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DebugMonitor_IRQn, 0, 0);
/* PendSV_IRQn interrupt configuration */
HAL_NVIC_SetPriority(PendSV_IRQn, 0, 0);
/* SysTick_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SysTick_IRQn, 14, 0);
/* USER CODE BEGIN MspInit 1 */
/* USER CODE END MspInit 1 */
}
/**
* @brief Configures Button GPIO and EXTI Line.
* @param Button: Specifies the Button to be configured.
* This parameter should be: BUTTON_USER
* @param Mode: Specifies Button mode.
* This parameter can be one of the following values:
* @arg BUTTON_MODE_GPIO: Button will be used as simple IO
* @arg BUTTON_MODE_EXTI: Button will be connected to EXTI line
* with interrupt generation capability
* @retval None
*/
void BSP_PB_Init(Button_TypeDef Button, ButtonMode_TypeDef Mode)
{
GPIO_InitTypeDef GPIO_InitStruct;
/* Enable the BUTTON Clock */
BUTTONx_GPIO_CLK_ENABLE(Button);
__HAL_RCC_SYSCFG_CLK_ENABLE();
GPIO_InitStruct.Pin = BUTTON_PIN[Button];
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
if(Mode == BUTTON_MODE_GPIO)
{
/* Configure Button pin as input */
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
HAL_GPIO_Init(BUTTON_PORT[Button], &GPIO_InitStruct);
}
if(Mode == BUTTON_MODE_EXTI)
{
/* Configure Button pin as input with External interrupt */
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING;
HAL_GPIO_Init(BUTTON_PORT[Button], &GPIO_InitStruct);
/* Enable and set Button EXTI Interrupt to the lowest priority */
HAL_NVIC_SetPriority((IRQn_Type)(BUTTON_IRQn[Button]), 0x03, 0x00);
HAL_NVIC_EnableIRQ((IRQn_Type)(BUTTON_IRQn[Button]));
}
}
/**
* @brief Initialize the COMP peripheral according to the specified
* parameters in the COMP_InitTypeDef and initialize the associated handle.
* @note If the selected comparator is locked, initialization cannot be performed.
* To unlock the configuration, perform a system reset.
* @param hcomp COMP handle
* @retval HAL status
*/
HAL_StatusTypeDef HAL_COMP_Init(COMP_HandleTypeDef *hcomp)
{
HAL_StatusTypeDef status = HAL_OK;
/* Check the COMP handle allocation and lock status */
if((hcomp == NULL) || ((hcomp->State & COMP_STATE_BIT_LOCK) != RESET))
{
status = HAL_ERROR;
}
else
{
/* Check the parameters */
assert_param(IS_COMP_ALL_INSTANCE(hcomp->Instance));
assert_param(IS_COMP_INVERTINGINPUT(hcomp->Init.InvertingInput));
assert_param(IS_COMP_NONINVERTINGINPUT(hcomp->Init.NonInvertingInput));
assert_param(IS_COMP_NONINVERTINGINPUT_INSTANCE(hcomp->Instance, hcomp->Init.NonInvertingInput));
assert_param(IS_COMP_OUTPUT(hcomp->Init.Output));
assert_param(IS_COMP_OUTPUT_INSTANCE(hcomp->Instance, hcomp->Init.Output));
assert_param(IS_COMP_OUTPUTPOL(hcomp->Init.OutputPol));
assert_param(IS_COMP_HYSTERESIS(hcomp->Init.Hysteresis));
assert_param(IS_COMP_MODE(hcomp->Init.Mode));
assert_param(IS_COMP_BLANKINGSRCE(hcomp->Init.BlankingSrce));
assert_param(IS_COMP_BLANKINGSRCE_INSTANCE(hcomp->Instance, hcomp->Init.BlankingSrce));
assert_param(IS_COMP_TRIGGERMODE(hcomp->Init.TriggerMode));
if(hcomp->Init.WindowMode != COMP_WINDOWMODE_DISABLE)
{
assert_param(IS_COMP_WINDOWMODE_INSTANCE(hcomp->Instance));
assert_param(IS_COMP_WINDOWMODE(hcomp->Init.WindowMode));
}
/* Init SYSCFG and the low level hardware to access comparators */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Init the low level hardware : SYSCFG to access comparators */
HAL_COMP_MspInit(hcomp);
if(hcomp->State == HAL_COMP_STATE_RESET)
{
/* Allocate lock resource and initialize it */
hcomp->Lock = HAL_UNLOCKED;
}
/* Set COMP parameters */
/* Set COMPxINSEL bits according to hcomp->Init.InvertingInput value */
/* Set COMPxNONINSEL bits according to hcomp->Init.NonInvertingInput value */
/* Set COMPxBLANKING bits according to hcomp->Init.BlankingSrce value */
/* Set COMPxOUTSEL bits according to hcomp->Init.Output value */
/* Set COMPxPOL bit according to hcomp->Init.OutputPol value */
/* Set COMPxHYST bits according to hcomp->Init.Hysteresis value */
/* Set COMPxMODE bits according to hcomp->Init.Mode value */
COMP_INIT(hcomp);
/* Initialize the COMP state*/
hcomp->State = HAL_COMP_STATE_READY;
}
return status;
}
int SystemClockCfg(void)
{
__HAL_RCC_PWR_CLK_ENABLE();
__HAL_PWR_VOLTAGESCALING_CONFIG( PWR_REGULATOR_VOLTAGE_SCALE1 );
RCC_OscInitTypeDef RCC_OscInitStruct;
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 8;
RCC_OscInitStruct.PLL.PLLN = 384;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
RCC_OscInitStruct.PLL.PLLQ = 8;
RCC_OscInitStruct.PLL.PLLR = 7;
if( HAL_RCC_OscConfig( &RCC_OscInitStruct ) != HAL_OK ) {
errno = 1001;
return 1001;
}
if( HAL_PWREx_EnableOverDrive() != HAL_OK ) {
errno = 1002;
return 1002;
}
RCC_ClkInitTypeDef RCC_ClkInitStruct;
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
| RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
if( HAL_RCC_ClockConfig( &RCC_ClkInitStruct, FLASH_LATENCY_5 ) != HAL_OK ) {
errno = 1003;
return 1003;
}
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC | RCC_PERIPHCLK_SDIO
| RCC_PERIPHCLK_CLK48;
PeriphClkInitStruct.Clk48ClockSelection = RCC_CLK48CLKSOURCE_PLLQ;
PeriphClkInitStruct.SdioClockSelection = RCC_SDIOCLKSOURCE_CLK48;
if( HAL_RCCEx_PeriphCLKConfig( &PeriphClkInitStruct ) != HAL_OK ) {
errno = 1004;
return 1004;
}
__HAL_RCC_SYSCFG_CLK_ENABLE();
HAL_SYSTICK_Config( HAL_RCC_GetHCLKFreq()/1000 ); // to HAL_delay work even before FreeRTOS start
HAL_SYSTICK_CLKSourceConfig( SYSTICK_CLKSOURCE_HCLK );
HAL_NVIC_SetPriority( SysTick_IRQn, OXC_SYSTICK_PRTY, 0 ); // will be readjusted by FreeRTOS
approx_delay_calibrate();
return 0;
}
int SystemClockCfg(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct;
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
// RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
if( HAL_RCC_OscConfig( &RCC_OscInitStruct ) != HAL_OK ) {
errno = 1001;
return 1001;
}
RCC_ClkInitTypeDef RCC_ClkInitStruct;
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
| RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
if( HAL_RCC_ClockConfig( &RCC_ClkInitStruct, FLASH_LATENCY_2 ) != HAL_OK ) {
errno = 1003;
return 1003;
}
RCC_PeriphCLKInitTypeDef PeriphClkInit;
PeriphClkInit.PeriphClockSelection =
RCC_PERIPHCLK_USB | RCC_PERIPHCLK_USART1
| RCC_PERIPHCLK_USART2 | RCC_PERIPHCLK_USART3
| RCC_PERIPHCLK_I2C1 | RCC_PERIPHCLK_I2C2
| RCC_PERIPHCLK_TIM1 | RCC_PERIPHCLK_TIM8
| RCC_PERIPHCLK_ADC12 | RCC_PERIPHCLK_ADC34;
PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_SYSCLK;
PeriphClkInit.Adc12ClockSelection = RCC_ADC12PLLCLK_DIV1;
PeriphClkInit.Adc34ClockSelection = RCC_ADC34PLLCLK_DIV1;
PeriphClkInit.I2c1ClockSelection = RCC_I2C1CLKSOURCE_SYSCLK;
PeriphClkInit.USBClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
PeriphClkInit.Tim1ClockSelection = RCC_TIM1CLK_PLLCLK;
PeriphClkInit.Tim8ClockSelection = RCC_TIM8CLK_PLLCLK;
if( HAL_RCCEx_PeriphCLKConfig( &PeriphClkInit ) != HAL_OK ) {
errno = 1004;
return 1004;
}
__HAL_RCC_SYSCFG_CLK_ENABLE();
HAL_SYSTICK_Config( HAL_RCC_GetHCLKFreq()/1000 ); // to HAL_delay work even before FreeRTOS start
HAL_SYSTICK_CLKSourceConfig( SYSTICK_CLKSOURCE_HCLK );
HAL_NVIC_SetPriority( SysTick_IRQn, OXC_SYSTICK_PRTY, 0 ); // will be readjusted by FreeRTOS
approx_delay_calibrate();
return 0;
}
/**
* @brief Disable the FMPI2C1 fast mode plus driving capability.
* @param ConfigFastModePlus: selects the pin.
* This parameter can be one of the @ref FMPI2CEx_FastModePlus values
* @retval None
*/
void HAL_FMPI2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus)
{
/* Check the parameter */
assert_param(IS_FMPI2C_FASTMODEPLUS(ConfigFastModePlus));
/* Enable SYSCFG clock */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Disable fast mode plus driving capability for selected pin */
CLEAR_BIT(SYSCFG->CFGR, (uint32_t)ConfigFastModePlus);
}
/**
* Initializes the Global MSP.
*/
void HAL_MspInit(void)
{
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* System interrupt init*/
/* SVC_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SVC_IRQn, 0, 0);
/* PendSV_IRQn interrupt configuration */
HAL_NVIC_SetPriority(PendSV_IRQn, 0, 0);
/* SysTick_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
}
/**
* @brief Initializes the PCD MSP.
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd)
{
GPIO_InitTypeDef GPIO_InitStruct;
/* Enable the GPIOA clock for USB DataLines */
__HAL_RCC_GPIOA_CLK_ENABLE();
/* Enable the GPIOG clock for USB ull-Up */
OTG_FS1_POWER_SWITCH_PORT_CLK_ENABLE();
/* Configure USB DM pin. This is optional, and maintained only for user guidance. */
GPIO_InitStruct.Pin = GPIO_PIN_11|GPIO_PIN_12;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF14_USB;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = OTG_FS1_POWER_SWITCH_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(OTG_FS1_POWER_SWITCH_PORT, &GPIO_InitStruct);
/* Enable USB FS Clock */
__HAL_RCC_USB_CLK_ENABLE();
/* Enable SYSCFG Clock */
__HAL_RCC_SYSCFG_CLK_ENABLE();
#if defined (USE_USB_INTERRUPT_REMAPPED)
/*USB interrupt remapping enable */
__HAL_REMAPINTERRUPT_USB_ENABLE();
#endif
#if defined (USE_USB_INTERRUPT_DEFAULT)
/* Set USB Default FS Interrupt priority */
HAL_NVIC_SetPriority(USB_LP_CAN_RX0_IRQn, 5, 0);
/* Enable USB FS Interrupt */
HAL_NVIC_EnableIRQ(USB_LP_CAN_RX0_IRQn);
#elif defined (USE_USB_INTERRUPT_REMAPPED)
/* Set USB Remapped FS Interrupt priority */
HAL_NVIC_SetPriority(USB_LP_IRQn, 5, 0);
/* Enable USB FS Interrupt */
HAL_NVIC_EnableIRQ(USB_LP_IRQn);
#endif
}
/**
* Initializes the Global MSP.
*/
void HAL_MspInit(void)
{
/* USER CODE BEGIN MspInit 0 */
/* USER CODE END MspInit 0 */
__HAL_RCC_SYSCFG_CLK_ENABLE();
__HAL_RCC_PWR_CLK_ENABLE();
/* System interrupt init*/
/* USER CODE BEGIN MspInit 1 */
/* USER CODE END MspInit 1 */
}
/**
* Initializes the Global MSP.
*/
void HAL_MspInit(void)
{
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* System interrupt init*/
/* SVC_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SVC_IRQn, 0, 0);
/* PendSV_IRQn interrupt configuration */
HAL_NVIC_SetPriority(PendSV_IRQn, 3, 0);
/* SysTick_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SysTick_IRQn, 3, 0);
/* Uncomment when building on F042 with TSSOP20 */
//__HAL_REMAP_PIN_ENABLE(HAL_REMAP_PA11_PA12);
}
/**
* Initializes the Global MSP.
*/
void HAL_MspInit(void)
{
/* USER CODE BEGIN MspInit 0 */
/* USER CODE END MspInit 0 */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* System interrupt init*/
/* SysTick_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
/* USER CODE BEGIN MspInit 1 */
/* USER CODE END MspInit 1 */
}
/**
* @brief COMP MSP Initialization
* This function configures the hardware resources used in this example:
* - Peripheral's clock enable
* - Peripheral's GPIO Configuration
* - NVIC configuration for COMP interrupt request enable
* @param hcomp: COMP handle pointer
* @retval None
*/
void HAL_COMP_MspInit(COMP_HandleTypeDef* hcomp)
{
GPIO_InitTypeDef GPIO_InitStruct;
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO clock ****************************************/
HUM_IN_GPIO_CLK_ENABLE();
/* COMP Periph clock enable via SYSCFG */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* COMP GPIO pin configuration */
GPIO_InitStruct.Pin = HUM_IN_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(HUM_IN_GPIO_PORT, &GPIO_InitStruct);
}
void UartUsbInit( Uart_t *obj, UartId_t uartId, PinNames tx, PinNames rx )
{
obj->UartId = uartId;
__HAL_RCC_COMP_CLK_ENABLE( );
__HAL_RCC_SYSCFG_CLK_ENABLE( );
CDC_Set_Uart_Obj( obj );
/* Init Device Library, Add Supported Class and Start the library */
USBD_Init( &hUsbDeviceFS, &FS_Desc, DEVICE_FS );
USBD_RegisterClass( &hUsbDeviceFS, &USBD_CDC );
USBD_CDC_RegisterInterface( &hUsbDeviceFS, &USBD_Interface_fops_FS );
USBD_Start( &hUsbDeviceFS );
}
int SystemClockCfg(void)
{
__HAL_RCC_PWR_CLK_ENABLE();
__HAL_PWR_VOLTAGESCALING_CONFIG( PWR_REGULATOR_VOLTAGE_SCALE1 );
RCC_OscInitTypeDef RCC_OscInitStruct;
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 25;
RCC_OscInitStruct.PLL.PLLN = 288;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
RCC_OscInitStruct.PLL.PLLQ = 6;
// RCC_OscInitStruct.PLL.PLLR = 6;
if( HAL_RCC_OscConfig( &RCC_OscInitStruct ) != HAL_OK ) {
errno = 1001;
return 1001;
}
//
// No overdrive
//
RCC_ClkInitTypeDef RCC_ClkInitStruct;
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
| RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
if( HAL_RCC_ClockConfig( &RCC_ClkInitStruct, FLASH_LATENCY_5 ) != HAL_OK ) {
errno = 1003;
return 1003;
}
__HAL_RCC_SYSCFG_CLK_ENABLE();
HAL_SYSTICK_Config( HAL_RCC_GetHCLKFreq()/1000 ); // to HAL_delay work even before FreeRTOS start
HAL_SYSTICK_CLKSourceConfig( SYSTICK_CLKSOURCE_HCLK );
HAL_NVIC_SetPriority( SysTick_IRQn, OXC_SYSTICK_PRTY, 0 ); // will be readjusted by FreeRTOS
approx_delay_calibrate();
return 0;
}
/**
* @brief Initializes the PCD MSP.
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd)
{
GPIO_InitTypeDef GPIO_InitStruct;
/* Enable the GPIOA clock for USB DataLines */
__HAL_RCC_GPIOA_CLK_ENABLE();
/* Enable the GPIOB clock for USB external Pull-Up */
__HAL_RCC_GPIOB_CLK_ENABLE();
/* Configure USB DM and DP pins */
GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* Enable USB FS Clock */
__HAL_RCC_USB_CLK_ENABLE();
/* Enable SYSCFG Clock */
__HAL_RCC_SYSCFG_CLK_ENABLE();
#if defined (USE_USB_INTERRUPT_REMAPPED)
/*USB interrupt remapping enable */
__HAL_REMAPINTERRUPT_USB_ENABLE();
#endif
#if defined (USE_USB_INTERRUPT_DEFAULT)
/* Set USB Default FS Interrupt priority */
HAL_NVIC_SetPriority(USB_LP_CAN_RX0_IRQn, 5, 0);
/* Enable USB FS Interrupt */
HAL_NVIC_EnableIRQ(USB_LP_CAN_RX0_IRQn);
#elif defined (USE_USB_INTERRUPT_REMAPPED)
/* Set USB Remapped FS Interrupt priority */
HAL_NVIC_SetPriority(USB_LP_IRQn, 5, 0);
/* Enable USB FS Interrupt */
HAL_NVIC_EnableIRQ(USB_LP_IRQn);
#endif
}
/**
* @brief COMP MSP Initialization
* This function configures the hardware resources used in this example:
* - Peripheral's clock enable
* @param hcomp: COMP handle pointer
* @retval None
*/
void HAL_COMP_MspInit(COMP_HandleTypeDef* hcomp)
{
GPIO_InitTypeDef GPIO_InitStruct;
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* COMP1 Periph clock enable */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Enable GPIO clock */
__HAL_RCC_GPIOA_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* COMP1 Analog GPIO pin configuration */
GPIO_InitStruct.Pin = GPIO_PIN_1;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*##-3- Configure the NVIC for COMP1 #######################################*/
/* Enable the COMP1 IRQ Channel */
HAL_NVIC_SetPriority(ADC1_COMP_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(ADC1_COMP_IRQn);
}
/**
* @brief Configures IOE low level interrupt.
* @param None
* @retval None
*/
void MFX_IO_ITConfig(void)
{
static uint8_t MFX_IO_IT_Enabled = 0;
GPIO_InitTypeDef GPIO_InitStruct;
if(MFX_IO_IT_Enabled == 0)
{
MFX_IO_IT_Enabled = 1;
/* Enable the GPIO EXTI clock */
MFX_IRQOUT_CLK_ENABLE();
__HAL_RCC_SYSCFG_CLK_ENABLE();
GPIO_InitStruct.Pin = MFX_IRQOUT_PIN;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
HAL_GPIO_Init(MFX_IRQOUT_PORT, &GPIO_InitStruct);
/* Enable and set GPIO EXTI Interrupt to the lowest priority */
HAL_NVIC_SetPriority((IRQn_Type)(MFX_IRQOUT_EXTI_IRQn), 0x03, 0x00);
HAL_NVIC_EnableIRQ((IRQn_Type)(MFX_IRQOUT_EXTI_IRQn));
}
}
/**
* @brief Configures I2C Interrupt.
* @param None
* @retval None
*/
static void I2Cx_ITConfig(void)
{
static uint8_t I2C_IT_Enabled = 0;
GPIO_InitTypeDef GPIO_InitStruct;
if(I2C_IT_Enabled == 0)
{
I2C_IT_Enabled = 1;
/* Enable the GPIO EXTI clock */
__HAL_RCC_GPIOI_CLK_ENABLE();
__HAL_RCC_SYSCFG_CLK_ENABLE();
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FAST;
GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING;
HAL_GPIO_Init(GPIOI, &GPIO_InitStruct);
/* Set priority and Enable GPIO EXTI Interrupt */
HAL_NVIC_SetPriority((IRQn_Type)(EXTI2_IRQn), 5, 0);
HAL_NVIC_EnableIRQ((IRQn_Type)(EXTI2_IRQn));
}
}
/**
* @brief Initializes the PCD MSP.
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd)
{
GPIO_InitTypeDef GPIO_InitStruct;
/* Enable the GPIOA clock for USB DataLines */
__HAL_RCC_GPIOA_CLK_ENABLE();
/* Enable the GPIOC clock for USB external Pull-Up */
__HAL_RCC_GPIOC_CLK_ENABLE();
/* Configure USB DM and DP pins */
GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF14_USB;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = USB_DISCONNECT_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(USB_DISCONNECT_PORT, &GPIO_InitStruct);
/* Enable USB FS Clock */
__HAL_RCC_USB_CLK_ENABLE();
/* Enable SYSCFG Clock */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Set USB FS Interrupt priority */
HAL_NVIC_SetPriority(USB_LP_IRQn, 5, 0);
/* Enable USB FS Interrupt */
HAL_NVIC_EnableIRQ(USB_LP_IRQn);
}
/**
* @brief Initializes the OPAMP according to the specified
* parameters in the OPAMP_InitTypeDef and create the associated handle.
* @note If the selected opamp is locked, initialization can't be performed.
* To unlock the configuration, perform a system reset.
* @param hopamp: OPAMP handle
* @retval HAL status
*/
HAL_StatusTypeDef HAL_OPAMP_Init(OPAMP_HandleTypeDef *hopamp)
{
HAL_StatusTypeDef status = HAL_OK;
/* Check the OPAMP handle allocation and lock status */
/* Init not allowed if calibration is ongoing */
if((hopamp == NULL) || (hopamp->State == HAL_OPAMP_STATE_BUSYLOCKED) \
|| (hopamp->State == HAL_OPAMP_STATE_CALIBBUSY))
{
return HAL_ERROR;
}
else
{
/* Check the parameter */
assert_param(IS_OPAMP_ALL_INSTANCE(hopamp->Instance));
/* Set OPAMP parameters */
assert_param(IS_OPAMP_FUNCTIONAL_NORMALMODE(hopamp->Init.Mode));
assert_param(IS_OPAMP_NONINVERTING_INPUT(hopamp->Init.NonInvertingInput));
if ((hopamp->Init.Mode) == OPAMP_STANDALONE_MODE)
{
assert_param(IS_OPAMP_INVERTING_INPUT(hopamp->Init.InvertingInput));
}
assert_param(IS_OPAMP_TIMERCONTROLLED_MUXMODE(hopamp->Init.TimerControlledMuxmode));
if ((hopamp->Init.TimerControlledMuxmode) == OPAMP_TIMERCONTROLLEDMUXMODE_ENABLE)
{
assert_param(IS_OPAMP_SEC_NONINVERTINGINPUT(hopamp->Init.NonInvertingInputSecondary));
if ((hopamp->Init.Mode) == OPAMP_STANDALONE_MODE)
{
assert_param(IS_OPAMP_SEC_INVERTINGINPUT(hopamp->Init.InvertingInputSecondary));
}
}
if ((hopamp->Init.Mode) == OPAMP_PGA_MODE)
{
assert_param(IS_OPAMP_PGACONNECT(hopamp->Init.PgaConnect));
assert_param(IS_OPAMP_PGA_GAIN(hopamp->Init.PgaGain));
}
assert_param(IS_OPAMP_TRIMMING(hopamp->Init.UserTrimming));
if ((hopamp->Init.UserTrimming) == OPAMP_TRIMMING_USER)
{
assert_param(IS_OPAMP_TRIMMINGVALUE(hopamp->Init.TrimmingValueP));
assert_param(IS_OPAMP_TRIMMINGVALUE(hopamp->Init.TrimmingValueN));
}
/* Init SYSCFG and the low level hardware to access opamp */
__HAL_RCC_SYSCFG_CLK_ENABLE();
if(hopamp->State == HAL_OPAMP_STATE_RESET)
{
/* Allocate lock resource and initialize it */
hopamp->Lock = HAL_UNLOCKED;
}
/* Call MSP init function */
HAL_OPAMP_MspInit(hopamp);
/* Set OPAMP parameters */
/* Set bits according to hopamp->hopamp->Init.Mode value */
/* Set bits according to hopamp->hopamp->Init.InvertingInput value */
/* Set bits according to hopamp->hopamp->Init.NonInvertingInput value */
/* Set bits according to hopamp->hopamp->Init.TimerControlledMuxmode value */
/* Set bits according to hopamp->hopamp->Init.InvertingInputSecondary value */
/* Set bits according to hopamp->hopamp->Init.NonInvertingInputSecondary value */
/* Set bits according to hopamp->hopamp->Init.PgaConnect value */
/* Set bits according to hopamp->hopamp->Init.PgaGain value */
/* Set bits according to hopamp->hopamp->Init.UserTrimming value */
/* Set bits according to hopamp->hopamp->Init.TrimmingValueP value */
/* Set bits according to hopamp->hopamp->Init.TrimmingValueN value */
/* check if OPAMP_PGA_MODE & in Follower mode */
/* - InvertingInput */
/* - InvertingInputSecondary */
/* are Not Applicable */
if ((hopamp->Init.Mode == OPAMP_PGA_MODE) || (hopamp->Init.Mode == OPAMP_FOLLOWER_MODE))
{
MODIFY_REG(hopamp->Instance->CSR, OPAMP_CSR_UPDATE_PARAMETERS_INIT_MASK, \
hopamp->Init.Mode | \
hopamp->Init.NonInvertingInput | \
hopamp->Init.TimerControlledMuxmode | \
hopamp->Init.NonInvertingInputSecondary | \
hopamp->Init.PgaConnect | \
hopamp->Init.PgaGain | \
hopamp->Init.UserTrimming | \
(hopamp->Init.TrimmingValueP << OPAMP_INPUT_NONINVERTING) | \
(hopamp->Init.TrimmingValueN << OPAMP_INPUT_INVERTING));
}
else /* OPAMP_STANDALONE_MODE */
{
MODIFY_REG(hopamp->Instance->CSR, OPAMP_CSR_UPDATE_PARAMETERS_INIT_MASK, \
hopamp->Init.Mode | \
hopamp->Init.InvertingInput | \
hopamp->Init.NonInvertingInput | \
hopamp->Init.TimerControlledMuxmode | \
hopamp->Init.InvertingInputSecondary | \
hopamp->Init.NonInvertingInputSecondary | \
hopamp->Init.PgaConnect | \
hopamp->Init.PgaGain | \
hopamp->Init.UserTrimming | \
(hopamp->Init.TrimmingValueP << OPAMP_INPUT_NONINVERTING) | \
(hopamp->Init.TrimmingValueN << OPAMP_INPUT_INVERTING));
}
/* Update the OPAMP state*/
if (hopamp->State == HAL_OPAMP_STATE_RESET)
{
/* From RESET state to READY State */
hopamp->State = HAL_OPAMP_STATE_READY;
}
/* else: remain in READY or BUSY state (no update) */
return status;
}
}
/**
* @brief Initialize the COMP according to the specified
* parameters in the COMP_InitTypeDef and initialize the associated handle.
* @note If the selected comparator is locked, initialization can't be performed.
* To unlock the configuration, perform a system reset.
* @param hcomp COMP handle
* @retval HAL status
*/
HAL_StatusTypeDef HAL_COMP_Init(COMP_HandleTypeDef *hcomp)
{
uint32_t tmp_csr = 0U;
uint32_t exti_line = 0U;
uint32_t comp_voltage_scaler_not_initialized = 0U;
__IO uint32_t wait_loop_index = 0U;
HAL_StatusTypeDef status = HAL_OK;
/* Check the COMP handle allocation and lock status */
if((hcomp == NULL) || (__HAL_COMP_IS_LOCKED(hcomp)))
{
status = HAL_ERROR;
}
else
{
/* Check the parameters */
assert_param(IS_COMP_ALL_INSTANCE(hcomp->Instance));
assert_param(IS_COMP_INPUT_PLUS(hcomp->Instance, hcomp->Init.NonInvertingInput));
assert_param(IS_COMP_INPUT_MINUS(hcomp->Instance, hcomp->Init.InvertingInput));
assert_param(IS_COMP_OUTPUTPOL(hcomp->Init.OutputPol));
assert_param(IS_COMP_POWERMODE(hcomp->Init.Mode));
assert_param(IS_COMP_HYSTERESIS(hcomp->Init.Hysteresis));
assert_param(IS_COMP_BLANKINGSRC_INSTANCE(hcomp->Instance, hcomp->Init.BlankingSrce));
assert_param(IS_COMP_TRIGGERMODE(hcomp->Init.TriggerMode));
assert_param(IS_COMP_WINDOWMODE(hcomp->Init.WindowMode));
if(hcomp->State == HAL_COMP_STATE_RESET)
{
/* Allocate lock resource and initialize it */
hcomp->Lock = HAL_UNLOCKED;
/* Init SYSCFG and the low level hardware to access comparators */
/* Note: HAL_COMP_Init() calls __HAL_RCC_SYSCFG_CLK_ENABLE() */
/* to enable internal control clock of the comparators. */
/* However, this is a legacy strategy. In future STM32 families, */
/* COMP clock enable must be implemented by user */
/* in "HAL_COMP_MspInit()". */
/* Therefore, for compatibility anticipation, it is recommended */
/* to implement __HAL_RCC_SYSCFG_CLK_ENABLE() */
/* in "HAL_COMP_MspInit()". */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Init the low level hardware */
HAL_COMP_MspInit(hcomp);
}
/* Memorize voltage scaler state before initialization */
comp_voltage_scaler_not_initialized = (READ_BIT(hcomp->Instance->CSR, COMP_CSR_SCALEN) == 0);
/* Set COMP parameters */
tmp_csr = ( hcomp->Init.NonInvertingInput
| hcomp->Init.InvertingInput
| hcomp->Init.BlankingSrce
| hcomp->Init.Hysteresis
| hcomp->Init.OutputPol
| hcomp->Init.Mode
);
/* Set parameters in COMP register */
/* Note: Update all bits except read-only, lock and enable bits */
#if defined (COMP_CSR_INMESEL)
MODIFY_REG(hcomp->Instance->CSR,
COMP_CSR_PWRMODE | COMP_CSR_INMSEL | COMP_CSR_INPSEL |
COMP_CSR_WINMODE | COMP_CSR_POLARITY | COMP_CSR_HYST |
COMP_CSR_BLANKING | COMP_CSR_BRGEN | COMP_CSR_SCALEN | COMP_CSR_INMESEL,
tmp_csr
);
#else
MODIFY_REG(hcomp->Instance->CSR,
COMP_CSR_PWRMODE | COMP_CSR_INMSEL | COMP_CSR_INPSEL |
COMP_CSR_WINMODE | COMP_CSR_POLARITY | COMP_CSR_HYST |
COMP_CSR_BLANKING | COMP_CSR_BRGEN | COMP_CSR_SCALEN,
tmp_csr
);
#endif
/* Set window mode */
/* Note: Window mode bit is located into 1 out of the 2 pairs of COMP */
/* instances. Therefore, this function can update another COMP */
/* instance that the one currently selected. */
if(hcomp->Init.WindowMode == COMP_WINDOWMODE_COMP1_INPUT_PLUS_COMMON)
{
SET_BIT(COMP12_COMMON->CSR, COMP_CSR_WINMODE);
}
else
{
CLEAR_BIT(COMP12_COMMON->CSR, COMP_CSR_WINMODE);
}
/* Delay for COMP scaler bridge voltage stabilization */
/* Apply the delay if voltage scaler bridge is enabled for the first time */
if ((READ_BIT(hcomp->Instance->CSR, COMP_CSR_SCALEN) != 0U) &&
(comp_voltage_scaler_not_initialized != 0U) )
{
/* Wait loop initialization and execution */
/* Note: Variable divided by 2 to compensate partially */
/* CPU processing cycles. */
wait_loop_index = (COMP_DELAY_VOLTAGE_SCALER_STAB_US * (SystemCoreClock / (1000000 * 2U)));
while(wait_loop_index != 0U)
{
wait_loop_index--;
}
}
/* Get the EXTI line corresponding to the selected COMP instance */
exti_line = COMP_GET_EXTI_LINE(hcomp->Instance);
/* Manage EXTI settings */
if((hcomp->Init.TriggerMode & (COMP_EXTI_IT | COMP_EXTI_EVENT)) != RESET)
{
/* Configure EXTI rising edge */
if((hcomp->Init.TriggerMode & COMP_EXTI_RISING) != RESET)
{
LL_EXTI_EnableRisingTrig_0_31(exti_line);
}
else
{
LL_EXTI_DisableRisingTrig_0_31(exti_line);
}
/* Configure EXTI falling edge */
if((hcomp->Init.TriggerMode & COMP_EXTI_FALLING) != RESET)
{
LL_EXTI_EnableFallingTrig_0_31(exti_line);
}
else
{
LL_EXTI_DisableFallingTrig_0_31(exti_line);
}
/* Clear COMP EXTI pending bit (if any) */
LL_EXTI_ClearFlag_0_31(exti_line);
/* Configure EXTI event mode */
if((hcomp->Init.TriggerMode & COMP_EXTI_EVENT) != RESET)
{
LL_EXTI_EnableEvent_0_31(exti_line);
}
else
{
LL_EXTI_DisableEvent_0_31(exti_line);
}
/* Configure EXTI interrupt mode */
if((hcomp->Init.TriggerMode & COMP_EXTI_IT) != RESET)
{
LL_EXTI_EnableIT_0_31(exti_line);
}
else
{
LL_EXTI_DisableIT_0_31(exti_line);
}
}
else
{
/* Disable EXTI event mode */
LL_EXTI_DisableEvent_0_31(exti_line);
/* Disable EXTI interrupt mode */
LL_EXTI_DisableIT_0_31(exti_line);
}
/* Set HAL COMP handle state */
/* Note: Transition from state reset to state ready, */
/* otherwise (coming from state ready or busy) no state update. */
if (hcomp->State == HAL_COMP_STATE_RESET)
{
hcomp->State = HAL_COMP_STATE_READY;
}
}
return status;
}
/**
* @brief Initialize the COMP according to the specified
* parameters in the COMP_InitTypeDef and initialize the associated handle.
* @note If the selected comparator is locked, initialization can't be performed.
* To unlock the configuration, perform a system reset.
* @param hcomp COMP handle
* @retval HAL status
*/
HAL_StatusTypeDef HAL_COMP_Init(COMP_HandleTypeDef *hcomp)
{
uint32_t tmpcsr = 0;
HAL_StatusTypeDef status = HAL_OK;
/* Check the COMP handle allocation and lock status */
if((hcomp == NULL) || ((hcomp->State & COMP_STATE_BIT_LOCK) != RESET))
{
status = HAL_ERROR;
}
else
{
/* Check the parameters */
assert_param(IS_COMP_ALL_INSTANCE(hcomp->Instance));
assert_param(IS_COMP_INVERTINGINPUT(hcomp->Init.InvertingInput));
assert_param(IS_COMP_NONINVERTINGINPUT(hcomp->Init.NonInvertingInput));
assert_param(IS_COMP_OUTPUTPOL(hcomp->Init.OutputPol));
assert_param(IS_COMP_MODE(hcomp->Init.Mode));
assert_param(IS_COMP_HYSTERESIS(hcomp->Init.Hysteresis));
assert_param(IS_COMP_BLANKINGSRCE(hcomp->Init.BlankingSrce));
assert_param(IS_COMP_BLANKINGSRCE_INSTANCE(hcomp->Instance, hcomp->Init.BlankingSrce));
assert_param(IS_COMP_TRIGGERMODE(hcomp->Init.TriggerMode));
if(hcomp->Init.WindowMode != COMP_WINDOWMODE_DISABLE)
{
assert_param(IS_COMP_WINDOWMODE_INSTANCE(hcomp->Instance));
assert_param(IS_COMP_WINDOWMODE(hcomp->Init.WindowMode));
}
/* Init SYSCFG and the low level hardware to access comparators */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Init the low level hardware : SYSCFG to access comparators */
HAL_COMP_MspInit(hcomp);
if(hcomp->State == HAL_COMP_STATE_RESET)
{
/* Allocate lock resource and initialize it */
hcomp->Lock = HAL_UNLOCKED;
}
/* Change COMP peripheral state */
hcomp->State = HAL_COMP_STATE_BUSY;
/* Set COMP parameters */
/* Set INMSEL bits according to hcomp->Init.InvertingInput value */
/* Set INPSEL bits according to hcomp->Init.NonInvertingInput value */
/* Set BLANKING bits according to hcomp->Init.BlankingSrce value */
/* Set HYST bits according to hcomp->Init.Hysteresis value */
/* Set POLARITY bit according to hcomp->Init.OutputPol value */
/* Set POWERMODE bits according to hcomp->Init.Mode value */
/* Set WINMODE bit according to hcomp->Init.WindowMode value */
tmpcsr = hcomp->Init.InvertingInput | \
hcomp->Init.NonInvertingInput | \
hcomp->Init.BlankingSrce | \
hcomp->Init.Hysteresis | \
hcomp->Init.OutputPol | \
hcomp->Init.Mode | \
hcomp->Init.WindowMode;
/* Check VREFINT use for NonInvertingInput */
if(hcomp->Init.InvertingInput == COMP_INVERTINGINPUT_VREFINT)
{
/* Enable voltage scaler to output VREFINT */
tmpcsr |= COMP_CSR_SCALEN;
}
else
{
if((hcomp->Init.InvertingInput == COMP_INVERTINGINPUT_1_4VREFINT) ||
(hcomp->Init.InvertingInput == COMP_INVERTINGINPUT_1_2VREFINT) ||
(hcomp->Init.InvertingInput == COMP_INVERTINGINPUT_3_4VREFINT))
{
/* Enable voltage & bandgap scaler to output VREFINT */
tmpcsr |= (COMP_CSR_BRGEN | COMP_CSR_SCALEN);
}
}
MODIFY_REG(hcomp->Instance->CSR, COMP_CSR_UPDATE_PARAMETERS_MASK, tmpcsr);
/* Initialize the COMP state*/
hcomp->State = HAL_COMP_STATE_READY;
}
return status;
}
/**
* @brief Initializes the PCD MSP.
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd)
{
GPIO_InitTypeDef GPIO_InitStruct;
/* Enable the GPIOA clock for USB DataLines */
__HAL_RCC_GPIOA_CLK_ENABLE();
/* Enable the GPIOB clock for USB external Pull-Up */
__HAL_RCC_GPIOC_CLK_ENABLE();
/* Configure USB DM and DP pins */
GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* Enable USB FS Clock */
__HAL_RCC_USB_CLK_ENABLE();
/* Enable SYSCFG Clock */
__HAL_RCC_SYSCFG_CLK_ENABLE();
#if defined (USE_USB_INTERRUPT_REMAPPED)
/*USB interrupt remapping enable */
__HAL_REMAPINTERRUPT_USB_ENABLE();
#endif
if(hpcd->Init.low_power_enable == 1)
{
/* Enable EXTI Line 18 for USB wakeup */
__HAL_USB_WAKEUP_EXTI_CLEAR_FLAG();
__HAL_USB_WAKEUP_EXTI_ENABLE_RISING_EDGE();
__HAL_USB_WAKEUP_EXTI_ENABLE_IT();
#if defined (USE_USB_INTERRUPT_DEFAULT)
/* USB Default Wakeup Interrupt */
HAL_NVIC_EnableIRQ(USBWakeUp_IRQn);
/* Enable USB Wake-up interrupt */
HAL_NVIC_SetPriority(USBWakeUp_IRQn, 0, 0);
#elif defined (USE_USB_INTERRUPT_REMAPPED)
/* USB Remapped Wakeup Interrupt */
HAL_NVIC_EnableIRQ(USBWakeUp_RMP_IRQn);
/* Enable USB Wake-up interrupt */
HAL_NVIC_SetPriority(USBWakeUp_RMP_IRQn, 0, 0);
#endif
}
#if defined (USE_USB_INTERRUPT_DEFAULT)
/* Set USB Default FS Interrupt priority */
HAL_NVIC_SetPriority(USB_LP_CAN_RX0_IRQn, 0x0F, 0);
/* Enable USB FS Interrupt */
HAL_NVIC_EnableIRQ(USB_LP_CAN_RX0_IRQn);
#elif defined (USE_USB_INTERRUPT_REMAPPED)
/* Set USB Remapped FS Interrupt priority */
HAL_NVIC_SetPriority(USB_LP_IRQn, 0x0F, 0);
/* Enable USB FS Interrupt */
HAL_NVIC_EnableIRQ(USB_LP_IRQn);
#endif
}
/**
* @brief Initialize the COMP according to the specified
* parameters in the COMP_InitTypeDef and initialize the associated handle.
* @note If the selected comparator is locked, initialization can't be performed.
* To unlock the configuration, perform a system reset.
* @note When the LPTIM connection is enabled, the following pins LPTIM_IN1(PB5, PC0)
and LPTIM_IN2(PB7, PC2) should not be configured in alternate function.
* @param hcomp COMP handle
* @retval HAL status
*/
HAL_StatusTypeDef HAL_COMP_Init(COMP_HandleTypeDef *hcomp)
{
uint32_t tmp_csr = 0U;
uint32_t exti_line = 0U;
uint32_t comp_voltage_scaler_not_initialized = 0U;
__IO uint32_t wait_loop_index = 0U;
HAL_StatusTypeDef status = HAL_OK;
/* Check the COMP handle allocation and lock status */
if((hcomp == NULL) || (__HAL_COMP_IS_LOCKED(hcomp)))
{
status = HAL_ERROR;
}
else
{
/* Check the parameters */
assert_param(IS_COMP_ALL_INSTANCE(hcomp->Instance));
assert_param(IS_COMP_INPUT_PLUS(hcomp->Instance, hcomp->Init.NonInvertingInput));
assert_param(IS_COMP_INPUT_MINUS(hcomp->Instance, hcomp->Init.InvertingInput));
assert_param(IS_COMP_OUTPUTPOL(hcomp->Init.OutputPol));
assert_param(IS_COMP_POWERMODE(hcomp->Init.Mode));
assert_param(IS_COMP_TRIGGERMODE(hcomp->Init.TriggerMode));
assert_param(IS_COMP_WINDOWMODE(hcomp->Init.WindowMode));
if(hcomp->State == HAL_COMP_STATE_RESET)
{
/* Allocate lock resource and initialize it */
hcomp->Lock = HAL_UNLOCKED;
/* Init SYSCFG and the low level hardware to access comparators */
/* Note: HAL_COMP_Init() calls __HAL_RCC_SYSCFG_CLK_ENABLE() */
/* to enable internal control clock of the comparators. */
/* However, this is a legacy strategy. In future STM32 families, */
/* COMP clock enable must be implemented by user */
/* in "HAL_COMP_MspInit()". */
/* Therefore, for compatibility anticipation, it is recommended */
/* to implement __HAL_RCC_SYSCFG_CLK_ENABLE() */
/* in "HAL_COMP_MspInit()". */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Init the low level hardware */
HAL_COMP_MspInit(hcomp);
}
/* Set COMP parameters */
tmp_csr = (hcomp->Init.InvertingInput |
hcomp->Init.OutputPol );
/* Configuration specific to comparator instance: COMP2 */
if ((hcomp->Instance) == COMP2)
{
/* Comparator input plus configuration is available on COMP2 only */
/* Comparator power mode configuration is available on COMP2 only */
tmp_csr |= (hcomp->Init.NonInvertingInput |
hcomp->Init.Mode );
/* COMP2 specificity: when using VrefInt or subdivision of VrefInt, */
/* specific path must be enabled. */
if((hcomp->Init.InvertingInput == COMP_INPUT_MINUS_VREFINT) ||
(hcomp->Init.InvertingInput == COMP_INPUT_MINUS_1_4VREFINT) ||
(hcomp->Init.InvertingInput == COMP_INPUT_MINUS_1_2VREFINT) ||
(hcomp->Init.InvertingInput == COMP_INPUT_MINUS_3_4VREFINT) )
{
/* Memorize voltage scaler state before initialization */
comp_voltage_scaler_not_initialized = (READ_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUFLP_VREFINT_COMP) == 0U);
SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUFLP_VREFINT_COMP );
/* Delay for COMP scaler bridge voltage stabilization */
/* Apply the delay if voltage scaler bridge is enabled for the first time */
if (comp_voltage_scaler_not_initialized != 0U)
{
/* Wait loop initialization and execution */
/* Note: Variable divided by 2 to compensate partially */
/* CPU processing cycles. */
wait_loop_index = (COMP_DELAY_VOLTAGE_SCALER_STAB_US * (SystemCoreClock / (1000000U * 2U)));
while(wait_loop_index != 0U)
{
wait_loop_index--;
}
}
}
}
/* Set comparator output connection to LPTIM */
if (hcomp->Init.LPTIMConnection != COMP_LPTIMCONNECTION_DISABLED)
{
/* LPTIM connexion requested on COMP1 */
if ((hcomp->Instance) == COMP1)
{
/* Note : COMP1 can be connected to the input 1 of LPTIM if requested */
assert_param(IS_COMP1_LPTIMCONNECTION(hcomp->Init.LPTIMConnection));
if (hcomp->Init.LPTIMConnection == COMP_LPTIMCONNECTION_IN1_ENABLED)
{
tmp_csr |= (COMP_CSR_COMP1LPTIM1IN1);
}
}
else
{
/* Check the MCU_ID in order to allow or not the COMP2 connection to LPTIM-input2 */
if (((HAL_GetDEVID() == C_DEV_ID_L073) && (HAL_GetREVID() == C_REV_ID_A))
||
((HAL_GetDEVID() == C_DEV_ID_L053) && (HAL_GetREVID() == C_REV_ID_A))
||
((HAL_GetDEVID() == C_DEV_ID_L053) && (HAL_GetREVID() == C_REV_ID_Z)))
{
/* Note : COMP2 can be connected only to input 1 of LPTIM if requested */
assert_param(IS_COMP2_LPTIMCONNECTION_RESTRICTED(hcomp->Init.LPTIMConnection));
tmp_csr |= (COMP_CSR_COMP2LPTIM1IN1);
}
/* LPTIM connexion requested on COMP2 */
else
{
/* Note : COMP2 can be connected to input 1 or input2 of LPTIM if requested */
assert_param(IS_COMP2_LPTIMCONNECTION(hcomp->Init.LPTIMConnection));
switch (hcomp->Init.LPTIMConnection)
{
case COMP_LPTIMCONNECTION_IN1_ENABLED :
tmp_csr |= (COMP_CSR_COMP2LPTIM1IN1);
break;
case COMP_LPTIMCONNECTION_IN2_ENABLED :
tmp_csr |= (COMP_CSR_COMP2LPTIM1IN2);
break;
default :
break;
}
}
}
}
/* Update comparator register */
if ((hcomp->Instance) == COMP1)
{
MODIFY_REG(hcomp->Instance->CSR,
COMP_CSR_COMP1INNSEL | COMP_CSR_COMP1WM |
COMP_CSR_COMP1LPTIM1IN1 | COMP_CSR_COMP1POLARITY ,
tmp_csr
);
}
else /* Instance == COMP2 */
{
MODIFY_REG(hcomp->Instance->CSR,
COMP_CSR_COMP2SPEED | COMP_CSR_COMP2INNSEL |
COMP_CSR_COMP2INPSEL | COMP_CSR_COMP2POLARITY |
COMP_CSR_COMP2LPTIM1IN2 | COMP_CSR_COMP2LPTIM1IN1 ,
tmp_csr
);
}
/* Set window mode */
/* Note: Window mode bit is located into 1 out of the 2 pairs of COMP */
/* instances. Therefore, this function can update another COMP */
/* instance that the one currently selected. */
if(hcomp->Init.WindowMode == COMP_WINDOWMODE_COMP1_INPUT_PLUS_COMMON)
{
SET_BIT(COMP12_COMMON->CSR, COMP_CSR_WINMODE);
}
else
{
CLEAR_BIT(COMP12_COMMON->CSR, COMP_CSR_WINMODE);
}
/* Get the EXTI line corresponding to the selected COMP instance */
exti_line = COMP_GET_EXTI_LINE(hcomp->Instance);
/* Manage EXTI settings */
if((hcomp->Init.TriggerMode & (COMP_EXTI_IT | COMP_EXTI_EVENT)) != RESET)
{
/* Configure EXTI rising edge */
if((hcomp->Init.TriggerMode & COMP_EXTI_RISING) != RESET)
{
SET_BIT(EXTI->RTSR, exti_line);
}
else
{
CLEAR_BIT(EXTI->RTSR, exti_line);
}
/* Configure EXTI falling edge */
if((hcomp->Init.TriggerMode & COMP_EXTI_FALLING) != RESET)
{
SET_BIT(EXTI->FTSR, exti_line);
}
else
{
CLEAR_BIT(EXTI->FTSR, exti_line);
}
/* Clear COMP EXTI pending bit (if any) */
WRITE_REG(EXTI->PR, exti_line);
/* Configure EXTI event mode */
if((hcomp->Init.TriggerMode & COMP_EXTI_EVENT) != RESET)
{
SET_BIT(EXTI->EMR, exti_line);
}
else
{
CLEAR_BIT(EXTI->EMR, exti_line);
}
/* Configure EXTI interrupt mode */
if((hcomp->Init.TriggerMode & COMP_EXTI_IT) != RESET)
{
SET_BIT(EXTI->IMR, exti_line);
}
else
{
CLEAR_BIT(EXTI->IMR, exti_line);
}
}
else
{
/* Disable EXTI event generation */
CLEAR_BIT(EXTI->EMR, exti_line);
}
/* Set HAL COMP handle state */
/* Note: Transition from state reset to state ready, */
/* otherwise (coming from state ready or busy) no state update. */
if (hcomp->State == HAL_COMP_STATE_RESET)
{
hcomp->State = HAL_COMP_STATE_READY;
}
}
return status;
}
/**
* @brief Initializes the COMP according to the specified
* parameters in the COMP_InitTypeDef and create the associated handle.
* @note If the selected comparator is locked, initialization can't be performed.
* To unlock the configuration, perform a system reset.
* @note When the LPTIM connection is enabled, the following pins LPTIM_IN1(PB5, PC0)
and LPTIM_IN2(PB7, PC2) should not be configured in AF.
* @param hcomp: COMP handle
* @retval HAL status
*/
HAL_StatusTypeDef HAL_COMP_Init(COMP_HandleTypeDef *hcomp)
{
HAL_StatusTypeDef status = HAL_OK;
/* Check the COMP handle allocation and lock status */
if((hcomp == NULL) || ((hcomp->State & COMP_STATE_BIT_LOCK) != 0x00))
{
status = HAL_ERROR;
}
else
{
/* Check the parameter */
assert_param(IS_COMP_ALL_INSTANCE(hcomp->Instance));
assert_param(IS_COMP_INVERTINGINPUT(hcomp->Init.InvertingInput));
assert_param(IS_COMP_NONINVERTINGINPUT(hcomp->Init.NonInvertingInput));
assert_param(IS_COMP_OUTPUTPOL(hcomp->Init.OutputPol));
assert_param(IS_COMP_MODE(hcomp->Init.Mode));
if(hcomp->Init.WindowMode != COMP_WINDOWMODE_DISABLE)
{
assert_param(IS_COMP_WINDOWMODE_INSTANCE(hcomp->Instance));
assert_param(IS_COMP_WINDOWMODE(hcomp->Init.WindowMode));
}
if(hcomp->State == HAL_COMP_STATE_RESET)
{
/* Allocate lock resource and initialize it */
hcomp->Lock = HAL_UNLOCKED;
/* Init SYSCFG and the low level hardware to access comparators */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Init the low level hardware : SYSCFG to access comparators */
HAL_COMP_MspInit(hcomp);
}
/* Change COMP peripheral state */
hcomp->State = HAL_COMP_STATE_BUSY;
/* Set COMP parameters */
/* Set COMPxINSEL bits according to hcomp->Init.InvertingInput value */
/* Set COMPxNONINSEL bits according to hcomp->Init.NonInvertingInput value */
/* Set COMPxLPTIMCONNECTION bits according to hcomp->Init.LPTIMConnection value */
/* Set COMPxPOL bit according to hcomp->Init.OutputPol value */
/* Set COMPxMODE bits according to hcomp->Init.Mode value */
/* Set COMP1WM bit according to hcomp->Init.WindowMode value */
/* No LPTIM connexion requested */
if (hcomp->Init.LPTIMConnection == COMP_LPTIMCONNECTION_DISABLED)
{
MODIFY_REG(hcomp->Instance->CSR, COMP_CSR_UPDATE_PARAMETERS_MASK, \
hcomp->Init.InvertingInput | \
hcomp->Init.NonInvertingInput | \
hcomp->Init.OutputPol | \
hcomp->Init.Mode | \
hcomp->Init.WindowMode);
}
else
{
/* LPTIM connexion requested on COMP2*/
if ((hcomp->Instance) == COMP2)
{
/* Check the MCU_ID in order to allow or not the COMP2 connection to LPTIM-input2 */
if (((HAL_GetDEVID() == C_DEV_ID_L073) && (HAL_GetREVID() == C_REV_ID_A))
||
((HAL_GetDEVID() == C_DEV_ID_L053) && (HAL_GetREVID() == C_REV_ID_A))
||
((HAL_GetDEVID() == C_DEV_ID_L053) && (HAL_GetREVID() == C_REV_ID_Z)))
{
/* Note : COMP2 can be connected only to input 1 of LPTIM if requested */
assert_param(IS_COMP2_LPTIMCONNECTION_RESTRICTED(hcomp->Init.LPTIMConnection));
MODIFY_REG(hcomp->Instance->CSR, COMP_CSR_UPDATE_PARAMETERS_MASK, \
hcomp->Init.InvertingInput | \
hcomp->Init.NonInvertingInput | \
COMP_CSR_COMP2LPTIM1IN1 | \
hcomp->Init.OutputPol | \
hcomp->Init.Mode | \
hcomp->Init.WindowMode);
}
else
{
/* Note : COMP2 can be connected to input 1 or input2 of LPTIM if requested */
assert_param(IS_COMP2_LPTIMCONNECTION(hcomp->Init.LPTIMConnection));
switch (hcomp->Init.LPTIMConnection)
{
case COMP_LPTIMCONNECTION_IN1_ENABLED :
MODIFY_REG(hcomp->Instance->CSR, COMP_CSR_UPDATE_PARAMETERS_MASK, \
hcomp->Init.InvertingInput | \
hcomp->Init.NonInvertingInput | \
COMP_CSR_COMP2LPTIM1IN1 | \
hcomp->Init.OutputPol | \
hcomp->Init.Mode | \
hcomp->Init.WindowMode);
break;
case COMP_LPTIMCONNECTION_IN2_ENABLED :
MODIFY_REG(hcomp->Instance->CSR, COMP_CSR_UPDATE_PARAMETERS_MASK, \
hcomp->Init.InvertingInput | \
hcomp->Init.NonInvertingInput | \
COMP_CSR_COMP2LPTIM1IN2 | \
hcomp->Init.OutputPol | \
hcomp->Init.Mode | \
hcomp->Init.WindowMode);
break;
default :
MODIFY_REG(hcomp->Instance->CSR, COMP_CSR_UPDATE_PARAMETERS_MASK, \
hcomp->Init.InvertingInput | \
hcomp->Init.NonInvertingInput | \
hcomp->Init.OutputPol | \
hcomp->Init.Mode | \
hcomp->Init.WindowMode);
break;
}
}
}
else
/* LPTIM connexion requested on COMP1 */
{
/* Note : COMP1 can be connected to the input 1 of LPTIM if requested */
assert_param(IS_COMP1_LPTIMCONNECTION(hcomp->Init.LPTIMConnection));
if (hcomp->Init.LPTIMConnection == COMP_LPTIMCONNECTION_IN1_ENABLED)
MODIFY_REG(hcomp->Instance->CSR, COMP_CSR_UPDATE_PARAMETERS_MASK, \
hcomp->Init.InvertingInput | \
hcomp->Init.NonInvertingInput | \
COMP_CSR_COMP1LPTIM1IN1 | \
hcomp->Init.OutputPol | \
hcomp->Init.Mode | \
hcomp->Init.WindowMode);
else
MODIFY_REG(hcomp->Instance->CSR, COMP_CSR_UPDATE_PARAMETERS_MASK, \
hcomp->Init.InvertingInput | \
hcomp->Init.NonInvertingInput | \
hcomp->Init.OutputPol | \
hcomp->Init.Mode | \
hcomp->Init.WindowMode);
}
}
/* Initialize the COMP state*/
hcomp->State = HAL_COMP_STATE_READY;
}
return status;
}
uint8_t SetSysClock_PLL_HSE(uint8_t bypass)
{
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
__HAL_RCC_SYSCFG_CLK_ENABLE(); // Mandatory for I/O Compensation Cell
MODIFY_REG(PWR->CR3, PWR_CR3_SCUEN, 0);
/*!< Supply configuration update enable */
// HAL_PWREx_ConfigSupply(PWR_LDO_SUPPLY);
/* The voltage scaling allows optimizing the power consumption when the device is
clocked below the maximum system frequency, to update the voltage scaling value
regarding system frequency refer to product datasheet. */
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
while (!__HAL_PWR_GET_FLAG(PWR_FLAG_VOSRDY)) {}
// NEEDED ???
/* Select CSI as system clock source to allow modification of the PLL configuration */
//RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK;
//RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_CSI;
//if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) {
// return 0; // FAIL
//}
/* Enable HSE Oscillator and activate PLL with HSE as source */
//RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE | RCC_OSCILLATORTYPE_HSI48;
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE | RCC_OSCILLATORTYPE_HSI48;
if (bypass) {
RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
} else {
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
}
RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 4; // 2 MHz
RCC_OscInitStruct.PLL.PLLN = 400; // 800 MHz
RCC_OscInitStruct.PLL.PLLP = 2; // PLLCLK = SYSCLK = 400 MHz
RCC_OscInitStruct.PLL.PLLQ = 80; // PLL1Q used for FDCAN = 10 MHz
RCC_OscInitStruct.PLL.PLLR = 2;
RCC_OscInitStruct.PLL.PLLFRACN = 0;
RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOWIDE;
RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_1;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
return 0; // FAIL
}
/* Select PLL as system clock source and configure bus clocks dividers */
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK |
RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2 |
RCC_CLOCKTYPE_D1PCLK1 | RCC_CLOCKTYPE_D3PCLK1;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_APB2_DIV2;
RCC_ClkInitStruct.APB3CLKDivider = RCC_APB3_DIV2;
RCC_ClkInitStruct.APB4CLKDivider = RCC_APB4_DIV2;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) {
return 0; // FAIL
}
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART3 | RCC_PERIPHCLK_USB;
PeriphClkInitStruct.Usart234578ClockSelection = RCC_USART234578CLKSOURCE_D2PCLK1;
PeriphClkInitStruct.UsbClockSelection = RCC_USBCLKSOURCE_HSI48;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK) {
return 0; // FAIL
}
/* Disable CSI Oscillator */
//RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_CSI;
//RCC_OscInitStruct.CSIState = RCC_CSI_OFF;
//RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
//if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
// return 0;
//}
// NEEDED ???
/* Enables the I/O Compensation Cell */
// __HAL_RCC_CSI_ENABLE(); // Mandatory for I/O Compensation Cell
// HAL_EnableCompensationCell();
return 1; // OK
}
/**
* @brief UART MSP Initialization
* This function configures the hardware resources used in this example:
* - Peripheral's clock enable
* - Peripheral's GPIO Configuration
* - NVIC configuration for UART interrupt request enable
* @param huart: UART handle pointer
* @retval None
*/
void HAL_UART_MspInit(UART_HandleTypeDef *huart)
{
GPIO_InitTypeDef GPIO_InitStruct;
switch((uint32_t)huart->Instance)
{
case (uint32_t)USART1 :
{
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO TX/RX clock */
__HAL_RCC_GPIOA_CLK_ENABLE();
/* Enable USARTx clock */
__HAL_RCC_USART1_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* UART TX GPIO pin configuration */
GPIO_InitStruct.Pin = GPIO_PIN_9 | GPIO_PIN_10;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF1_USART1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*##-3- Configure the NVIC for UART ########################################*/
/* NVIC for USART */
HAL_NVIC_SetPriority(USART1_IRQn, 1, 0);
HAL_NVIC_EnableIRQ(USART1_IRQn);
}
break;
case (uint32_t)USART2 :
{
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO TX/RX clock */
__HAL_RCC_GPIOD_CLK_ENABLE();
/* Enable USARTx clock */
__HAL_RCC_USART2_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* UART TX GPIO pin configuration */
GPIO_InitStruct.Pin = GPIO_PIN_6 | GPIO_PIN_5;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF0_USART2;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/*##-3- Configure the NVIC for UART ########################################*/
/* NVIC for USART */
HAL_NVIC_SetPriority(USART2_IRQn, 1, 0);
HAL_NVIC_EnableIRQ(USART2_IRQn);
}
break;
case (uint32_t)USART3 :
{
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO TX/RX clock */
__HAL_RCC_GPIOD_CLK_ENABLE();
/* To allow the IT source identification */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Enable USARTx clock */
__HAL_RCC_USART3_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* UART TX GPIO pin configuration */
GPIO_InitStruct.Pin = GPIO_PIN_8 | GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF0_USART3;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/*##-3- Configure the NVIC for UART ########################################*/
/* NVIC for USART */
HAL_NVIC_SetPriority(USART3_8_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(USART3_8_IRQn);
}
break;
case (uint32_t)USART4 :
{
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO TX/RX clock */
__HAL_RCC_GPIOC_CLK_ENABLE();
/* To allow the IT source identification */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Enable USARTx clock */
__HAL_RCC_USART4_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* UART TX GPIO pin configuration */
GPIO_InitStruct.Pin = GPIO_PIN_10 | GPIO_PIN_11;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF0_USART4;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*##-3- Configure the NVIC for UART ########################################*/
/* NVIC for USART */
HAL_NVIC_SetPriority(USART3_8_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(USART3_8_IRQn);
}
break;
case (uint32_t)USART5 :
{
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO TX/RX clock */
__HAL_RCC_GPIOB_CLK_ENABLE();
/* To allow the IT source identification */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Enable USARTx clock */
__HAL_RCC_USART5_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* UART TX GPIO pin configuration */
GPIO_InitStruct.Pin = GPIO_PIN_3 | GPIO_PIN_4;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF4_USART5;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*##-3- Configure the NVIC for UART ########################################*/
/* NVIC for USART */
HAL_NVIC_SetPriority(USART3_8_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(USART3_8_IRQn);
}
break;
case (uint32_t)USART6 :
{
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO TX/RX clock */
__HAL_RCC_GPIOF_CLK_ENABLE();
/* To allow the IT source identification */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Enable USARTx clock */
__HAL_RCC_USART6_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* UART TX GPIO pin configuration */
GPIO_InitStruct.Pin = GPIO_PIN_9 | GPIO_PIN_10;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF1_USART6;
HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
/*##-3- Configure the NVIC for UART ########################################*/
/* NVIC for USART */
HAL_NVIC_SetPriority(USART3_8_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(USART3_8_IRQn);
}
break;
case (uint32_t)USART7 :
{
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO TX/RX clock */
__HAL_RCC_GPIOF_CLK_ENABLE();
/* To allow the IT source identification */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Enable USARTx clock */
__HAL_RCC_USART7_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* UART TX GPIO pin configuration */
GPIO_InitStruct.Pin = GPIO_PIN_3 | GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF1_USART7;
HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
/*##-3- Configure the NVIC for UART ########################################*/
/* NVIC for USART */
HAL_NVIC_SetPriority(USART3_8_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(USART3_8_IRQn);
}
break;
case (uint32_t)USART8 :
{
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO TX/RX clock */
__HAL_RCC_GPIOC_CLK_ENABLE();
/* To allow the IT source identification */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Enable USARTx clock */
__HAL_RCC_USART8_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* UART TX GPIO pin configuration */
GPIO_InitStruct.Pin = GPIO_PIN_8 | GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF1_USART8;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*##-3- Configure the NVIC for UART ########################################*/
/* NVIC for USART */
HAL_NVIC_SetPriority(USART3_8_IRQn, 1, 0);
HAL_NVIC_EnableIRQ(USART3_8_IRQn);
}
break;
}
}
void stm32f4x7EthInitGpio(NetInterface *interface)
{
GPIO_InitTypeDef GPIO_InitStructure;
//STM3240G-EVAL evaluation board?
#if defined(USE_STM324xG_EVAL) && defined(USE_HAL_DRIVER)
//Enable SYSCFG clock
__HAL_RCC_SYSCFG_CLK_ENABLE();
//Enable GPIO clocks
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOG_CLK_ENABLE();
__HAL_RCC_GPIOH_CLK_ENABLE();
__HAL_RCC_GPIOI_CLK_ENABLE();
//Configure MCO1 (PA8) as an output
GPIO_InitStructure.Pin = GPIO_PIN_8;
GPIO_InitStructure.Mode = GPIO_MODE_AF_PP;
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_HIGH;
GPIO_InitStructure.Alternate = GPIO_AF0_MCO;
HAL_GPIO_Init(GPIOA, &GPIO_InitStructure);
//Configure MCO1 pin to output the HSE clock (25MHz)
HAL_RCC_MCOConfig(RCC_MCO1, RCC_MCO1SOURCE_HSE, RCC_MCODIV_1);
//Select MII interface mode
SYSCFG->PMC &= ~SYSCFG_PMC_MII_RMII_SEL;
//Configure MII pins
GPIO_InitStructure.Mode = GPIO_MODE_AF_PP;
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_HIGH;
GPIO_InitStructure.Alternate = GPIO_AF11_ETH;
//Configure ETH_MII_RX_CLK (PA1), ETH_MDIO (PA2) and ETH_MII_RX_DV (PA7)
GPIO_InitStructure.Pin = GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_7;
HAL_GPIO_Init(GPIOA, &GPIO_InitStructure);
//Configure ETH_PPS_OUT (PB5) and ETH_MII_TXD3 (PB8)
GPIO_InitStructure.Pin = GPIO_PIN_5 | GPIO_PIN_8;
HAL_GPIO_Init(GPIOB, &GPIO_InitStructure);
//Configure ETH_MDC (PC1), ETH_MII_TXD2 (PC2), ETH_MII_TX_CLK (PC3),
//ETH_MII_RXD0 (PC4) and ETH_MII_RXD1 (PC5)
GPIO_InitStructure.Pin = GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3 | GPIO_PIN_4 | GPIO_PIN_5;
HAL_GPIO_Init(GPIOC, &GPIO_InitStructure);
//Configure ETH_MII_TX_EN (PG11), ETH_MII_TXD0 (PG13) and ETH_MII_TXD1 (PG14)
GPIO_InitStructure.Pin = GPIO_PIN_11 | GPIO_PIN_13 | GPIO_PIN_14;
HAL_GPIO_Init(GPIOG, &GPIO_InitStructure);
//Configure ETH_MII_CRS (PH2), ETH_MII_COL (PH3), ETH_MII_RXD2 (PH6) and ETH_MII_RXD3 (PH7)
GPIO_InitStructure.Pin = GPIO_PIN_2 | GPIO_PIN_3 | GPIO_PIN_6 | GPIO_PIN_7;
HAL_GPIO_Init(GPIOH, &GPIO_InitStructure);
//Configure ETH_MII_RX_ER (PI10)
GPIO_InitStructure.Pin = GPIO_PIN_10;
HAL_GPIO_Init(GPIOI, &GPIO_InitStructure);
#elif defined(USE_STM324xG_EVAL)
//Enable SYSCFG clock
RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
//Enable GPIO clocks
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB |
RCC_AHB1Periph_GPIOC | RCC_AHB1Periph_GPIOG |
RCC_AHB1Periph_GPIOH | RCC_AHB1Periph_GPIOI, ENABLE);
//Configure MCO1 (PA8) as an output
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOA, &GPIO_InitStructure);
//Configure MCO1 pin to output the HSE clock (25MHz)
RCC_MCO1Config(RCC_MCO1Source_HSE, RCC_MCO1Div_1);
//Select MII interface mode
SYSCFG_ETH_MediaInterfaceConfig(SYSCFG_ETH_MediaInterface_MII);
//Configure ETH_MII_RX_CLK (PA1), ETH_MDIO (PA2) and ETH_MII_RX_DV (PA7)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_7;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource2, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource7, GPIO_AF_ETH);
//Configure ETH_PPS_OUT (PB5) and ETH_MII_TXD3 (PB8)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5 | GPIO_Pin_8;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOB, GPIO_PinSource5, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOB, GPIO_PinSource8, GPIO_AF_ETH);
//Configure ETH_MDC (PC1), ETH_MII_TXD2 (PC2), ETH_MII_TX_CLK (PC3),
//ETH_MII_RXD0 (PC4) and ETH_MII_RXD1 (PC5)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource2, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource3, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource4, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource5, GPIO_AF_ETH);
//Configure ETH_MII_TX_EN (PG11), ETH_MII_TXD0 (PG13) and ETH_MII_TXD1 (PG14)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 | GPIO_Pin_13 | GPIO_Pin_14;
GPIO_Init(GPIOG, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource11, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource13, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource14, GPIO_AF_ETH);
//Configure ETH_MII_CRS (PH2), ETH_MII_COL (PH3), ETH_MII_RXD2 (PH6) and ETH_MII_RXD3 (PH7)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_6 | GPIO_Pin_7;
GPIO_Init(GPIOH, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOH, GPIO_PinSource2, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOH, GPIO_PinSource3, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOH, GPIO_PinSource6, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOH, GPIO_PinSource7, GPIO_AF_ETH);
//Configure ETH_MII_RX_ER (PI10)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
GPIO_Init(GPIOI, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOI, GPIO_PinSource10, GPIO_AF_ETH);
//STM32F4-DISCOVERY evaluation board?
#elif defined(USE_STM32F4_DISCOVERY)
//Enable SYSCFG clock
RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
//Enable GPIO clocks
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA |
RCC_AHB1Periph_GPIOB | RCC_AHB1Periph_GPIOC, ENABLE);
//Select RMII interface mode
SYSCFG_ETH_MediaInterfaceConfig(SYSCFG_ETH_MediaInterface_RMII);
//Configure ETH_RMII_REF_CLK (PA1), ETH_MDIO (PA2) and ETH_RMII_CRS_DV (PA7)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_7;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource2, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource7, GPIO_AF_ETH);
//Configure ETH_RMII_TX_EN (PB11), ETH_RMII_TXD0 (PB12) and ETH_RMII_TXD1 (PB13)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOB, GPIO_PinSource11, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOB, GPIO_PinSource12, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOB, GPIO_PinSource13, GPIO_AF_ETH);
//Configure ETH_MDC (PC1), ETH_RMII_RXD0 (PC4) and ETH_RMII_RXD1 (PC5)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_4 | GPIO_Pin_5;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource4, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource5, GPIO_AF_ETH);
//MCBSTM32F400 evaluation board?
#elif defined(USE_MCBSTM32F400) && defined(USE_HAL_DRIVER)
//Enable SYSCFG clock
__HAL_RCC_SYSCFG_CLK_ENABLE();
//Enable GPIO clocks
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOG_CLK_ENABLE();
//Select RMII interface mode
SYSCFG->PMC |= SYSCFG_PMC_MII_RMII_SEL;
//Configure RMII pins
GPIO_InitStructure.Mode = GPIO_MODE_AF_PP;
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_HIGH;
GPIO_InitStructure.Alternate = GPIO_AF11_ETH;
//Configure ETH_RMII_REF_CLK (PA1), ETH_MDIO (PA2) and ETH_RMII_CRS_DV (PA7)
GPIO_InitStructure.Pin = GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_7;
HAL_GPIO_Init(GPIOA, &GPIO_InitStructure);
//Configure ETH_MDC (PC1), ETH_RMII_RXD0 (PC4) and ETH_RMII_RXD1 (PC5)
GPIO_InitStructure.Pin = GPIO_PIN_1 | GPIO_PIN_4 | GPIO_PIN_5;
HAL_GPIO_Init(GPIOC, &GPIO_InitStructure);
//Configure ETH_RMII_TX_EN (PG11), ETH_RMII_TXD0 (PG13) and ETH_RMII_TXD1 (PG14)
GPIO_InitStructure.Pin = GPIO_PIN_11 | GPIO_PIN_13 | GPIO_PIN_14;
HAL_GPIO_Init(GPIOG, &GPIO_InitStructure);
#elif defined(USE_MCBSTM32F400)
//Enable SYSCFG clock
RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
//Enable GPIO clocks
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA |
RCC_AHB1Periph_GPIOC | RCC_AHB1Periph_GPIOG, ENABLE);
//Select RMII interface mode
SYSCFG_ETH_MediaInterfaceConfig(SYSCFG_ETH_MediaInterface_RMII);
//Configure ETH_RMII_REF_CLK (PA1), ETH_MDIO (PA2) and ETH_RMII_CRS_DV (PA7)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_7;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource2, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource7, GPIO_AF_ETH);
//Configure ETH_MDC (PC1), ETH_RMII_RXD0 (PC4) and ETH_RMII_RXD1 (PC5)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_4 | GPIO_Pin_5;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource4, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource5, GPIO_AF_ETH);
//Configure ETH_RMII_TX_EN (PG11), ETH_RMII_TXD0 (PG13) and ETH_RMII_TXD1 (PG14)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 | GPIO_Pin_13 | GPIO_Pin_14;
GPIO_Init(GPIOG, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource11, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource13, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource14, GPIO_AF_ETH);
//STM32-E407 evaluation board?
#elif defined(USE_STM32_E407)
//Enable SYSCFG clock
RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
//Enable GPIO clocks
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA |
RCC_AHB1Periph_GPIOC | RCC_AHB1Periph_GPIOG, ENABLE);
//Select RMII interface mode
SYSCFG_ETH_MediaInterfaceConfig(SYSCFG_ETH_MediaInterface_RMII);
//Configure ETH_RMII_REF_CLK (PA1), ETH_MDIO (PA2) and ETH_RMII_CRS_DV (PA7)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_7;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource2, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource7, GPIO_AF_ETH);
//Configure ETH_MDC (PC1), ETH_RMII_RXD0 (PC4) and ETH_RMII_RXD1 (PC5)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_4 | GPIO_Pin_5;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource4, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource5, GPIO_AF_ETH);
//Configure ETH_RMII_TX_EN (PG11), ETH_RMII_TXD0 (PG13) and ETH_RMII_TXD1 (PG14)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 | GPIO_Pin_13 | GPIO_Pin_14;
GPIO_Init(GPIOG, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource11, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource13, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource14, GPIO_AF_ETH);
//Configure PHY_RST (PG6)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOG, &GPIO_InitStructure);
//Reset PHY transceiver
GPIO_ResetBits(GPIOG, GPIO_Pin_6);
sleep(10);
//Take the PHY transceiver out of reset
GPIO_SetBits(GPIOG, GPIO_Pin_6);
sleep(10);
//STM32-P407 evaluation board?
#elif defined(USE_STM32_P407)
//Enable SYSCFG clock
RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
//Enable GPIO clocks
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB |
RCC_AHB1Periph_GPIOC | RCC_AHB1Periph_GPIOG, ENABLE);
//Select RMII interface mode
SYSCFG_ETH_MediaInterfaceConfig(SYSCFG_ETH_MediaInterface_RMII);
//Configure ETH_RMII_REF_CLK (PA1), ETH_MDIO (PA2) and ETH_RMII_CRS_DV (PA7)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_7;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource2, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource7, GPIO_AF_ETH);
//Configure ETH_RMII_TX_EN (PB11)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOB, GPIO_PinSource11, GPIO_AF_ETH);
//Configure ETH_MDC (PC1), ETH_RMII_RXD0 (PC4) and ETH_RMII_RXD1 (PC5)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_4 | GPIO_Pin_5;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource4, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource5, GPIO_AF_ETH);
//Configure ETH_RMII_TXD0 (PG13) and ETH_RMII_TXD1 (PG14)
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14;
GPIO_Init(GPIOG, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource13, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOG, GPIO_PinSource14, GPIO_AF_ETH);
#endif
}
/**
* @brief Initializes the COMP according to the specified
* parameters in the COMP_InitTypeDef and create the associated handle.
* @note If the selected comparator is locked, initialization can't be performed.
* To unlock the configuration, perform a system reset.
* @param hcomp: COMP handle
* @retval HAL status
*/
HAL_StatusTypeDef HAL_COMP_Init(COMP_HandleTypeDef *hcomp)
{
HAL_StatusTypeDef status = HAL_OK;
/* Check the COMP handle allocation and lock status */
if((hcomp == NULL) || ((hcomp->State & COMP_STATE_BIT_LOCK) != RESET))
{
status = HAL_ERROR;
}
else
{
/* Check the parameter */
assert_param(IS_COMP_ALL_INSTANCE(hcomp->Instance));
if (hcomp->Instance == COMP1)
{
assert_param(IS_COMP_NONINVERTINGINPUTPULL(hcomp->Init.NonInvertingInputPull));
}
else /* if (hcomp->Instance == COMP2) */
{
assert_param(IS_COMP_INVERTINGINPUT(hcomp->Init.InvertingInput));
assert_param(IS_COMP_OUTPUT(hcomp->Init.Output));
assert_param(IS_COMP_MODE(hcomp->Init.Mode));
assert_param(IS_COMP_WINDOWMODE(hcomp->Init.WindowMode));
}
/* In window mode, non-inverting inputs of the 2 comparators are */
/* connected together and are using inputs of COMP2 only. If COMP1 is */
/* selected, this parameter is discarded. */
if ((hcomp->Init.WindowMode == COMP_WINDOWMODE_DISABLE) ||
(hcomp->Instance == COMP2) )
{
assert_param(IS_COMP_NONINVERTINGINPUT(hcomp->Init.NonInvertingInput));
}
/* Enable SYSCFG clock and the low level hardware to access comparators */
if(hcomp->State == HAL_COMP_STATE_RESET)
{
/* Allocate lock resource and initialize it */
hcomp->Lock = HAL_UNLOCKED;
/* Enable SYSCFG clock to control the routing Interface (RI) */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Init the low level hardware */
HAL_COMP_MspInit(hcomp);
}
/* Configuration of comparator: */
/* - Output selection */
/* - Inverting input selection */
/* - Window mode */
/* - Mode fast/slow speed */
/* - Inverting input pull-up/down resistors */
/* Configuration depending on comparator instance */
if (hcomp->Instance == COMP1)
{
MODIFY_REG(COMP->CSR, COMP_CSR_400KPD | COMP_CSR_10KPD | COMP_CSR_400KPU | COMP_CSR_10KPU,
hcomp->Init.NonInvertingInputPull );
}
else /* if (hcomp->Instance == COMP2) */
{
/* Note: If comparator 2 is not enabled, inverting input (parameter */
/* "hcomp->Init.InvertingInput") is configured into function */
/* "HAL_COMP_Start()" since inverting input selection also */
/* enables the comparator 2. */
/* If comparator 2 is already enabled, inverting input is */
/* reconfigured on the fly. */
if (__COMP_IS_ENABLED(hcomp) == RESET)
{
MODIFY_REG(COMP->CSR, COMP_CSR_OUTSEL |
COMP_CSR_WNDWE |
COMP_CSR_SPEED ,
hcomp->Init.Output |
hcomp->Init.WindowMode |
hcomp->Init.Mode );
}
else
{
MODIFY_REG(COMP->CSR, COMP_CSR_OUTSEL |
COMP_CSR_INSEL |
COMP_CSR_WNDWE |
COMP_CSR_SPEED ,
hcomp->Init.Output |
hcomp->Init.InvertingInput |
hcomp->Init.WindowMode |
hcomp->Init.Mode );
}
}
/* Configure Routing Interface (RI) switches for comparator non-inverting */
/* input. */
/* Except in 2 cases: */
/* - if non-inverting input has no selection: it can be the case for */
/* COMP1 in window mode. */
/* - particular case for PC3: if switch COMP1_SW1 is closed */
/* (by macro "__HAL_OPAMP_OPAMP3OUT_CONNECT_ADC_COMP1()" or */
/* "__HAL_RI_SWITCH_COMP1_SW1_CLOSE()"), connection between pin PC3 */
/* (or OPAMP3, if available) and COMP1 is done directly, without going */
/* through ADC switch matrix. */
if (__COMP_ROUTING_INTERFACE_TOBECONFIGURED(hcomp))
{
if (hcomp->Instance == COMP1)
{
/* Enable the switch control mode */
__HAL_RI_SWITCHCONTROLMODE_ENABLE();
/* Close the analog switch of ADC switch matrix to COMP1 (ADC */
/* channel 26: Vcomp) */
__HAL_RI_IOSWITCH_CLOSE(RI_IOSWITCH_VCOMP);
}
/* Close the I/O analog switch corresponding to comparator */
/* non-inverting input selected. */
__HAL_RI_IOSWITCH_CLOSE(hcomp->Init.NonInvertingInput);
}
/* Initialize the COMP state*/
if(hcomp->State == HAL_COMP_STATE_RESET)
{
hcomp->State = HAL_COMP_STATE_READY;
}
}
return status;
}
/**
* @brief Initializes the COMP according to the specified
* parameters in the COMP_InitTypeDef and create the associated handle.
* @note If the selected comparator is locked, initialization can't be performed.
* To unlock the configuration, perform a system reset.
* @param hcomp: COMP handle
* @retval HAL status
*/
HAL_StatusTypeDef HAL_COMP_Init(COMP_HandleTypeDef *hcomp)
{
HAL_StatusTypeDef status = HAL_OK;
uint32_t regshift = COMP_CSR_COMP1_SHIFT;
/* Check the COMP handle allocation and lock status */
if((hcomp == NULL) || ((hcomp->State & COMP_STATE_BIT_LOCK) != RESET))
{
status = HAL_ERROR;
}
else
{
/* Check the parameter */
assert_param(IS_COMP_ALL_INSTANCE(hcomp->Instance));
assert_param(IS_COMP_INVERTINGINPUT(hcomp->Init.InvertingInput));
assert_param(IS_COMP_NONINVERTINGINPUT(hcomp->Init.NonInvertingInput));
assert_param(IS_COMP_OUTPUT(hcomp->Init.Output));
assert_param(IS_COMP_OUTPUTPOL(hcomp->Init.OutputPol));
assert_param(IS_COMP_HYSTERESIS(hcomp->Init.Hysteresis));
assert_param(IS_COMP_MODE(hcomp->Init.Mode));
if(hcomp->Init.NonInvertingInput == COMP_NONINVERTINGINPUT_DAC1SWITCHCLOSED)
{
assert_param(IS_COMP_DAC1SWITCH_INSTANCE(hcomp->Instance));
}
if(hcomp->Init.WindowMode != COMP_WINDOWMODE_DISABLE)
{
assert_param(IS_COMP_WINDOWMODE_INSTANCE(hcomp->Instance));
}
/* Init SYSCFG and the low level hardware to access comparators */
__HAL_RCC_SYSCFG_CLK_ENABLE();
/* Init the low level hardware : SYSCFG to access comparators */
HAL_COMP_MspInit(hcomp);
if(hcomp->State == HAL_COMP_STATE_RESET)
{
/* Allocate lock resource and initialize it */
hcomp->Lock = HAL_UNLOCKED;
}
/* Change COMP peripheral state */
hcomp->State = HAL_COMP_STATE_BUSY;
/* Set COMP parameters */
/* Set COMPxINSEL bits according to hcomp->Init.InvertingInput value */
/* Set COMPxOUTSEL bits according to hcomp->Init.Output value */
/* Set COMPxPOL bit according to hcomp->Init.OutputPol value */
/* Set COMPxHYST bits according to hcomp->Init.Hysteresis value */
/* Set COMPxMODE bits according to hcomp->Init.Mode value */
if(hcomp->Instance == COMP2)
{
regshift = COMP_CSR_COMP2_SHIFT;
}
MODIFY_REG(COMP->CSR,
(COMP_CSR_COMPxINSEL | COMP_CSR_COMPxNONINSEL_MASK | \
COMP_CSR_COMPxOUTSEL | COMP_CSR_COMPxPOL | \
COMP_CSR_COMPxHYST | COMP_CSR_COMPxMODE) << regshift,
(hcomp->Init.InvertingInput | \
hcomp->Init.NonInvertingInput | \
hcomp->Init.Output | \
hcomp->Init.OutputPol | \
hcomp->Init.Hysteresis | \
hcomp->Init.Mode) << regshift);
if(hcomp->Init.WindowMode != COMP_WINDOWMODE_DISABLE)
{
COMP->CSR |= COMP_CSR_WNDWEN;
}
/* Initialize the COMP state*/
hcomp->State = HAL_COMP_STATE_READY;
}
return status;
}
