DMA transfers management functions

DMA transfers management functions. More...

Collaboration diagram for DMA transfers management functions:

Functions
void	USART_DMACmd (USART_TypeDef *USARTx, uint16_t USART_DMAReq, FunctionalState NewState)
	Enables or disables the USART's DMA interface. More...

Detailed Description

DMA transfers management functions.

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              ##### DMA transfers management functions #####
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Function Documentation

void USART_DMACmd	(	USART_TypeDef *	USARTx,
		uint16_t	USART_DMAReq,
		FunctionalState	NewState
	)

Enables or disables the USART's DMA interface.

Parameters

USARTx	where x can be 1, 2, 3, 4, 5, 6, 7 or 8 to select the USART or UART peripheral.
USART_DMAReq	specifies the DMA request. This parameter can be any combination of the following values: USART_DMAReq_Tx: USART DMA transmit request USART_DMAReq_Rx: USART DMA receive request
NewState	new state of the DMA Request sources. This parameter can be: ENABLE or DISABLE.

Return values

None

Definition at line 1099 of file stm32f4xx_usart.c.