/**
* @brief Wraps up transmission in non blocking mode.
* @param hsmartcard: pointer to a SMARTCARD_HandleTypeDef structure that contains
* the configuration information for the specified SMARTCARD module.
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_EndTransmit_IT(SMARTCARD_HandleTypeDef *hsmartcard)
{
/* Disable the SMARTCARD Transmit Complete Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsmartcard, SMARTCARD_IT_TC);
/* Check if a receive process is ongoing or not */
if(hsmartcard->State == HAL_SMARTCARD_STATE_BUSY_TX_RX)
{
hsmartcard->State = HAL_SMARTCARD_STATE_BUSY_RX;
}
else
{
/* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */
__HAL_SMARTCARD_DISABLE_IT(hsmartcard, SMARTCARD_IT_ERR);
/* Disable the SMARTCARD Parity Error Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsmartcard, SMARTCARD_IT_PE);
hsmartcard->State = HAL_SMARTCARD_STATE_READY;
}
HAL_SMARTCARD_TxCpltCallback(hsmartcard);
return HAL_OK;
}
/**
* @brief This function handles SMARTCARD Communication Timeout.
* @param hsc SMARTCARD handle
* @param Flag specifies the SMARTCARD flag to check.
* @param Status The new Flag status (SET or RESET).
* @param Tickstart Tick start value
* @param Timeout Timeout duration
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_WaitOnFlagUntilTimeout(SMARTCARD_HandleTypeDef *hsc, uint32_t Flag, FlagStatus Status, uint32_t Tickstart, uint32_t Timeout)
{
/* Wait until flag is set */
while((__HAL_SMARTCARD_GET_FLAG(hsc, Flag) ? SET : RESET) == Status)
{
/* Check for the Timeout */
if(Timeout != HAL_MAX_DELAY)
{
if((Timeout == 0U)||((HAL_GetTick() - Tickstart ) > Timeout))
{
/* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */
CLEAR_BIT(hsc->Instance->CR1, USART_CR1_TXEIE);
CLEAR_BIT(hsc->Instance->CR1, USART_CR1_RXNEIE);
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_PE);
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_ERR);
CLEAR_BIT(hsc->Instance->CR1, USART_CR1_PEIE);
CLEAR_BIT(hsc->Instance->CR3, USART_CR3_EIE);
hsc->gState= HAL_SMARTCARD_STATE_READY;
hsc->RxState= HAL_SMARTCARD_STATE_READY;
/* Process Unlocked */
__HAL_UNLOCK(hsc);
return HAL_TIMEOUT;
}
}
}
return HAL_OK;
}
/**
* @brief Receive an amount of data in non blocking mode
* @param hsc: pointer to a SMARTCARD_HandleTypeDef structure that contains
* the configuration information for SMARTCARD module.
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_Receive_IT(SMARTCARD_HandleTypeDef *hsc)
{
uint16_t* tmp;
/* Check that a Rx process is ongoing */
if(hsc->RxState == HAL_SMARTCARD_STATE_BUSY_RX)
{
tmp = (uint16_t*) hsc->pRxBuffPtr;
*tmp = (uint16_t)(hsc->Instance->DR & (uint16_t)0x00FFU);
hsc->pRxBuffPtr += 1U;
if(--hsc->RxXferCount == 0U)
{
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_RXNE);
/* Disable the SMARTCARD Parity Error Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_PE);
/* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_ERR);
/* Rx process is completed, restore hsc->RxState to Ready */
hsc->RxState = HAL_SMARTCARD_STATE_READY;
HAL_SMARTCARD_RxCpltCallback(hsc);
return HAL_OK;
}
return HAL_OK;
}
else
{
return HAL_BUSY;
}
}
/**
* @brief This function handles SMARTCARD Communication Timeout.
* @param hsc: SMARTCARD handle
* @param Flag: specifies the SMARTCARD flag to check.
* @param Status: The new Flag status (SET or RESET).
* @param Timeout: Timeout duration
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_WaitOnFlagUntilTimeout(SMARTCARD_HandleTypeDef *hsc, uint32_t Flag, FlagStatus Status, uint32_t Timeout)
{
uint32_t tickstart = 0U;
/* Get tick */
tickstart = HAL_GetTick();
/* Wait until flag is set */
if(Status == RESET)
{
while(__HAL_SMARTCARD_GET_FLAG(hsc, Flag) == RESET)
{
/* Check for the Timeout */
if(Timeout != HAL_MAX_DELAY)
{
if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout))
{
/* Disable TXE and RXNE interrupts for the interrupt process */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_TXE);
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_RXNE);
hsc->gState= HAL_SMARTCARD_STATE_READY;
hsc->RxState= HAL_SMARTCARD_STATE_READY;
/* Process Unlocked */
__HAL_UNLOCK(hsc);
return HAL_TIMEOUT;
}
}
}
}
else
{
while(__HAL_SMARTCARD_GET_FLAG(hsc, Flag) != RESET)
{
/* Check for the Timeout */
if(Timeout != HAL_MAX_DELAY)
{
if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout))
{
/* Disable TXE and RXNE interrupts for the interrupt process */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_TXE);
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_RXNE);
hsc->gState= HAL_SMARTCARD_STATE_READY;
hsc->RxState= HAL_SMARTCARD_STATE_READY;
/* Process Unlocked */
__HAL_UNLOCK(hsc);
return HAL_TIMEOUT;
}
}
}
}
return HAL_OK;
}
/**
* @brief Wraps up transmission in non blocking mode.
* @param hsmartcard: pointer to a SMARTCARD_HandleTypeDef structure that contains
* the configuration information for the specified SMARTCARD module.
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_EndTransmit_IT(SMARTCARD_HandleTypeDef *hsmartcard)
{
/* Disable the SMARTCARD Transmit Complete Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsmartcard, SMARTCARD_IT_TC);
/* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */
__HAL_SMARTCARD_DISABLE_IT(hsmartcard, SMARTCARD_IT_ERR);
/* Tx process is ended, restore hsmartcard->gState to Ready */
hsmartcard->gState = HAL_SMARTCARD_STATE_READY;
HAL_SMARTCARD_TxCpltCallback(hsmartcard);
return HAL_OK;
}
/**
* @brief Send an amount of data in non blocking mode
* @param hsc: pointer to a SMARTCARD_HandleTypeDef structure that contains
* the configuration information for SMARTCARD module.
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc)
{
uint16_t* tmp;
uint32_t tmp1 = 0;
tmp1 = hsc->State;
if((tmp1 == HAL_SMARTCARD_STATE_BUSY_TX) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_TX_RX))
{
tmp = (uint16_t*) hsc->pTxBuffPtr;
hsc->Instance->DR = (uint16_t)(*tmp & (uint16_t)0x01FF);
hsc->pTxBuffPtr += 1;
if(--hsc->TxXferCount == 0)
{
/* Disable the SMARTCARD Transmit data register empty Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_TXE);
/* Enable the SMARTCARD Transmit Complete Interrupt */
__HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_TC);
}
return HAL_OK;
}
else
{
return HAL_BUSY;
}
}
/**
* @brief Send an amount of data in non-blocking mode.
* @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains
* the configuration information for the specified SMARTCARD module.
* Function called under interruption only, once
* interruptions have been enabled by HAL_SMARTCARD_Transmit_IT()
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc)
{
uint32_t tmp_state = 0;
tmp_state = hsc->State;
if((tmp_state == HAL_SMARTCARD_STATE_BUSY_TX) || (tmp_state == HAL_SMARTCARD_STATE_BUSY_TX_RX))
{
WRITE_REG(hsc->Instance->DR, (*hsc->pTxBuffPtr++ & (uint8_t)0xFF));
if(--hsc->TxXferCount == 0)
{
/* Disable the SMARTCARD Transmit Data Register Empty Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_TXE);
/* Enable the SMARTCARD Transmit Complete Interrupt */
__HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_TC);
}
return HAL_OK;
}
else
{
return HAL_BUSY;
}
}
/**
* @brief Send an amount of data in non blocking mode
* @param hsc: pointer to a SMARTCARD_HandleTypeDef structure that contains
* the configuration information for SMARTCARD module.
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc)
{
uint16_t* tmp;
/* Check that a Tx process is ongoing */
if(hsc->gState == HAL_SMARTCARD_STATE_BUSY_TX)
{
tmp = (uint16_t*) hsc->pTxBuffPtr;
hsc->Instance->DR = (uint16_t)(*tmp & (uint16_t)0x01FFU);
hsc->pTxBuffPtr += 1U;
if(--hsc->TxXferCount == 0U)
{
/* Disable the SMARTCARD Transmit data register empty Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_TXE);
/* Enable the SMARTCARD Transmit Complete Interrupt */
__HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_TC);
}
return HAL_OK;
}
else
{
return HAL_BUSY;
}
}
/**
* @brief Receive an amount of data in non blocking mode
* @param hsc: pointer to a SMARTCARD_HandleTypeDef structure that contains
* the configuration information for SMARTCARD module.
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_Receive_IT(SMARTCARD_HandleTypeDef *hsc)
{
uint16_t* tmp;
uint32_t tmp1 = 0;
tmp1 = hsc->State;
if((tmp1 == HAL_SMARTCARD_STATE_BUSY_RX) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_TX_RX))
{
tmp = (uint16_t*) hsc->pRxBuffPtr;
*tmp = (uint16_t)(hsc->Instance->DR & (uint16_t)0x00FF);
hsc->pRxBuffPtr += 1;
if(--hsc->RxXferCount == 0)
{
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_RXNE);
/* Disable the SMARTCARD Parity Error Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_PE);
/* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_ERR);
/* Check if a non-blocking transmit process is ongoing or not */
if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX_RX)
{
hsc->State = HAL_SMARTCARD_STATE_BUSY_TX;
}
else
{
hsc->State = HAL_SMARTCARD_STATE_READY;
}
HAL_SMARTCARD_RxCpltCallback(hsc);
return HAL_OK;
}
return HAL_OK;
}
else
{
return HAL_BUSY;
}
}
/**
* @brief Receive an amount of data in non blocking mode
* @param hsc: SMARTCARD handle.
* Function called under interruption only, once
* interruptions have been enabled by HAL_SMARTCARD_Receive_IT()
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_Receive_IT(SMARTCARD_HandleTypeDef *hsc)
{
if((hsc->State == HAL_SMARTCARD_STATE_BUSY_RX) || (hsc->State == HAL_SMARTCARD_STATE_BUSY_TX_RX))
{
*hsc->pRxBuffPtr++ = (uint8_t)(hsc->Instance->RDR & (uint8_t)0xFF);
if(--hsc->RxXferCount == 0)
{
while(HAL_IS_BIT_SET(hsc->Instance->ISR, SMARTCARD_FLAG_RXNE))
{
}
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_RXNE);
/* Check if a transmit Process is ongoing or not */
if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX_RX)
{
hsc->State = HAL_SMARTCARD_STATE_BUSY_TX;
}
else
{
/* Disable the SMARTCARD Parity Error Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_PE);
/* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_ERR);
hsc->State = HAL_SMARTCARD_STATE_READY;
}
HAL_SMARTCARD_RxCpltCallback(hsc);
return HAL_OK;
}
return HAL_OK;
}
else
{
return HAL_BUSY;
}
}
/**
* @brief Send an amount of data in non blocking mode
* @param hsc: SMARTCARD handle.
* Function called under interruption only, once
* interruptions have been enabled by HAL_SMARTCARD_Transmit_IT()
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc)
{
if((hsc->State == HAL_SMARTCARD_STATE_BUSY_TX) || (hsc->State == HAL_SMARTCARD_STATE_BUSY_TX_RX))
{
if(hsc->TxXferCount == 0)
{
/* Disable the SMARTCARD Transmit Complete Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_TC);
/* Check if a receive Process is ongoing or not */
if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX_RX)
{
hsc->State = HAL_SMARTCARD_STATE_BUSY_RX;
}
else
{
/* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_ERR);
hsc->State = HAL_SMARTCARD_STATE_READY;
}
HAL_SMARTCARD_TxCpltCallback(hsc);
return HAL_OK;
}
else
{
hsc->Instance->TDR = (*hsc->pTxBuffPtr++ & (uint8_t)0xFF);
hsc->TxXferCount--;
return HAL_OK;
}
}
else
{
return HAL_BUSY;
}
}
/**
* @brief Send an amount of data in non blocking mode
* @param hsc: pointer to a SMARTCARD_HandleTypeDef structure that contains
* the configuration information for SMARTCARD module.
* @param pData: pointer to data buffer
* @param Size: amount of data to be sent
* @retval HAL status
*/
HAL_StatusTypeDef HAL_SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size)
{
uint32_t tmp1 = 0;
tmp1 = hsc->State;
if((tmp1 == HAL_SMARTCARD_STATE_READY) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_RX))
{
if((pData == NULL) || (Size == 0))
{
return HAL_ERROR;
}
/* Process Locked */
__HAL_LOCK(hsc);
hsc->pTxBuffPtr = pData;
hsc->TxXferSize = Size;
hsc->TxXferCount = Size;
hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE;
/* Check if a non-blocking receive process is ongoing or not */
if(hsc->State == HAL_SMARTCARD_STATE_BUSY_RX)
{
hsc->State = HAL_SMARTCARD_STATE_BUSY_TX_RX;
}
else
{
hsc->State = HAL_SMARTCARD_STATE_BUSY_TX;
}
/* Process Unlocked */
__HAL_UNLOCK(hsc);
/* Enable the SMARTCARD Parity Error Interrupt */
__HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_PE);
/* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_ERR);
/* Enable the SMARTCARD Transmit data register empty Interrupt */
__HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_TXE);
return HAL_OK;
}
else
{
return HAL_BUSY;
}
}
/**
* @brief Send an amount of data in non-blocking mode.
* @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains
* the configuration information for the specified SMARTCARD module.
* Function called under interruption only, once
* interruptions have been enabled by HAL_SMARTCARD_Transmit_IT()
* @retval HAL status
*/
static HAL_StatusTypeDef SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc)
{
uint16_t* tmp = 0;
uint32_t tmp1 = 0;
tmp1 = hsc->State;
if((tmp1 == HAL_SMARTCARD_STATE_BUSY_TX) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_TX_RX))
{
if(hsc->Init.WordLength == SMARTCARD_WORDLENGTH_9B)
{
tmp = (uint16_t*) hsc->pTxBuffPtr;
WRITE_REG(hsc->Instance->DR, (uint16_t)(*tmp & (uint16_t)0x01FF));
if(hsc->Init.Parity == SMARTCARD_PARITY_NONE)
{
hsc->pTxBuffPtr += 2;
}
else
{
hsc->pTxBuffPtr += 1;
}
}
else
{
WRITE_REG(hsc->Instance->DR, (uint8_t)(*hsc->pTxBuffPtr++ & (uint8_t)0x00FF));
}
if(--hsc->TxXferCount == 0)
{
/* Disable the SMARTCARD Transmit Data Register Empty Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_TXE);
/* Enable the SMARTCARD Transmit Complete Interrupt */
__HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_TC);
}
return HAL_OK;
}
else
{
return HAL_BUSY;
}
}
/**
* @brief Send an amount of data in non blocking mode
* @param hsc: pointer to a SMARTCARD_HandleTypeDef structure that contains
* the configuration information for SMARTCARD module.
* @param pData: pointer to data buffer
* @param Size: amount of data to be sent
* @retval HAL status
*/
HAL_StatusTypeDef HAL_SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size)
{
/* Check that a Tx process is not already ongoing */
if(hsc->gState == HAL_SMARTCARD_STATE_READY)
{
if((pData == NULL) || (Size == 0U))
{
return HAL_ERROR;
}
/* Process Locked */
__HAL_LOCK(hsc);
hsc->pTxBuffPtr = pData;
hsc->TxXferSize = Size;
hsc->TxXferCount = Size;
hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE;
hsc->gState = HAL_SMARTCARD_STATE_BUSY_TX;
/* Process Unlocked */
__HAL_UNLOCK(hsc);
/* Enable the SMARTCARD Parity Error Interrupt */
__HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_PE);
/* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_ERR);
/* Enable the SMARTCARD Transmit data register empty Interrupt */
__HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_TXE);
return HAL_OK;
}
else
{
return HAL_BUSY;
}
}
/**
* @brief Rx Transfer completed callbacks
* @param hsc: usart handle
* @retval None
*/
void HAL_SMARTCARD_RxCpltCallback(SMARTCARD_HandleTypeDef *hsc)
{
/* Disable SC_USART RXNE Interrupt */
__HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_RXNE);
hsc->Instance->DR;
}