ST STM32F2

HAL USART Generic Driver
UM1940
684/1371
DocID028236 Rev 2
Return values
None:
HAL_USART_GetState
Function name
HAL_USART_StateTypeDef HAL_USART_GetState
(USART_HandleTypeDef * husart)
Function description
Returns the USART state.
Parameters
husart: pointer to a USART_HandleTypeDef structure that
contains the configuration information for the specified
USART module.
Return values
HAL: state
HAL_USART_GetError
Function name
uint32_t HAL_USART_GetError (USART_HandleTypeDef *
husart)
Function description
Return the USART error code.
Parameters
husart: : pointer to a USART_HandleTypeDef structure that
contains the configuration information for the specified
USART.
Return values
USART: Error Code
48.3 USART Firmware driver defines
48.3.1 USART
USART Clock
USART_CLOCK_DISABLE
USART_CLOCK_ENABLE
USART Clock Phase
USART_PHASE_1EDGE
USART_PHASE_2EDGE
USART Clock Polarity
USART_POLARITY_LOW
USART_POLARITY_HIGH
USART Error Code
HAL_USART_ERROR_NONE
No error
HAL_USART_ERROR_PE
Parity error
HAL_USART_ERROR_NE
Noise error
HAL_USART_ERROR_FE
Frame error
HAL_USART_ERROR_ORE
Overrun error
HAL_USART_ERROR_DMA
DMA transfer error
USART Exported Macros