/* USART disable data inversion. 
Logical data from the data register are send/received in positive/direct logic. (1=H, 0=L) */
void usart_disable_data_inversion(uint32_t usart)
/* USART disable data inversion. 
Logical data from the data register are send/received in positive/direct logic. (1=H, 0=L) */
void usart_disable_data_inversion(uint32_t usart)
{
	USART_CR2(usart) &= ~USART_CR2_DATAINV;
}