volatile AT91PS_PIO    pPIO = AT91C_BASE_PIOA;
pPIO->PIO_ASR |= (1 << 6);
pPIO->PIO_OER = (1 << 6);

volatile AT91PS_USART pUS1 = AT91C_BASE_US1;
    
    pUS1->US_MR |= AT91C_US_CHRL            /*8 bits*/
                  |AT91C_US_PAR_NONE        /*no parity*/
                  |AT91C_US_NBSTOP_2_BIT    /*2 stop bits*/
                  |AT91C_US_OVER            /*8x oversampling*/
                  |AT91C_US_INACK;

    pUS1->US_CR &= ~AT91_US_TXDIS;
    pUS1->US_CR |= AT91_US_TXEN;
    
    //pUS1->US_BRGR = 60;
    pUS1->US_BRGR = 30;