[HAL][UART]Add a check on the UART parity before enabling the parity error interruption
diff --git a/Src/stm32f3xx_hal_uart.c b/Src/stm32f3xx_hal_uart.c index 5eb1b1a..2ffa930 100644 --- a/Src/stm32f3xx_hal_uart.c +++ b/Src/stm32f3xx_hal_uart.c
@@ -1501,7 +1501,10 @@ __HAL_UART_CLEAR_FLAG(huart, UART_CLEAR_OREF); /* Re-enable PE and ERR (Frame error, noise error, overrun error) interrupts */ - ATOMIC_SET_BIT(huart->Instance->CR1, USART_CR1_PEIE); + if (huart->Init.Parity != UART_PARITY_NONE) + { + ATOMIC_SET_BIT(huart->Instance->CR1, USART_CR1_PEIE); + } ATOMIC_SET_BIT(huart->Instance->CR3, USART_CR3_EIE); /* Enable the UART DMA Rx request */ @@ -3226,7 +3229,14 @@ __HAL_UNLOCK(huart); /* Enable the UART Parity Error interrupt and Data Register Not Empty interrupt */ - ATOMIC_SET_BIT(huart->Instance->CR1, USART_CR1_PEIE | USART_CR1_RXNEIE); + if (huart->Init.Parity != UART_PARITY_NONE) + { + ATOMIC_SET_BIT(huart->Instance->CR1, USART_CR1_PEIE | USART_CR1_RXNEIE); + } + else + { + ATOMIC_SET_BIT(huart->Instance->CR1, USART_CR1_RXNEIE); + } return HAL_OK; } @@ -3280,7 +3290,10 @@ __HAL_UNLOCK(huart); /* Enable the UART Parity Error Interrupt */ - ATOMIC_SET_BIT(huart->Instance->CR1, USART_CR1_PEIE); + if (huart->Init.Parity != UART_PARITY_NONE) + { + ATOMIC_SET_BIT(huart->Instance->CR1, USART_CR1_PEIE); + } /* Enable the UART Error Interrupt: (Frame error, noise error, overrun error) */ ATOMIC_SET_BIT(huart->Instance->CR3, USART_CR3_EIE);