funnyos/arch/sam7s64/config.c - diff

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version 1.18, 2008/01/02 02:32:27

version 1.19, 2008/01/06 18:15:03

Line 147

/* initialize USART0 (we clock it in PMC above) */

*AT91C_PIOA_PDR = AT91C_PA5_RXD0 | /* Enable RxD0 Pin */

*AT91C_PIOA_PDR = AT91C_PA21_RXD1 | /* Enable RxD0 Pin */

AT91C_PA6_TXD0; /* Enalbe TxD0 Pin */

AT91C_PA22_TXD1; /* Enalbe TxD0 Pin */

*AT91C_US0_MR = AT91C_US_USMODE_NORMAL | /* Normal Mode */

*AT91C_US1_MR = AT91C_US_USMODE_NORMAL | /* Normal Mode */

AT91C_US_CLKS_CLOCK | /* Clock = MCK */

AT91C_US_CHRL_8_BITS | /* 8-bit Data */

AT91C_US_PAR_NONE | /* No Parity */

AT91C_US_NBSTOP_1_BIT; /* 1 Stop Bit */

*AT91C_US0_BRGR = 48054857 / 16 / 9600; /* Baud Rate Divisor */

*AT91C_US1_BRGR = 48054857 / 16 / 9600; /* Baud Rate Divisor */

/* enable DMA transfers on USART0 */

*AT91C_US0_PTCR = AT91C_PDC_TXTEN | AT91C_PDC_RXTEN;

*AT91C_US1_PTCR = AT91C_PDC_TXTEN | AT91C_PDC_RXTEN;

*AT91C_US0_CR = AT91C_US_RXEN | /* Receiver Enable */

*AT91C_US1_CR = AT91C_US_RXEN | /* Receiver Enable */

AT91C_US_TXEN; /* Transmitter Enable */

/* redefine putchar */