/* USART Disable RX pin active level inversion. 
@This bit field can only be written when the USART is disabled. */
void usart_disable_rx_inversion(uint32_t usart)
/* USART Disable RX pin active level inversion. 
@This bit field can only be written when the USART is disabled. */
void usart_disable_rx_inversion(uint32_t usart)
{
	USART_CR2(usart) &= ~USART_CR2_RXINV;
}