#include "uartdma.h"
Defines | |
#define | UART0_INTERRUPT_LEVEL 6 |
#define | UART1_INTERRUPT_LEVEL 6 |
#define | UART_BAUD(baud) (uint16_t)((F_CPU+baud*8L)/(baud*16)) |
#define | UART_8N1 (AT91C_US_CHRL_8_BITS | AT91C_US_PAR_NONE | AT91C_US_NBSTOP_1_BIT) |
#define | UART_8N2 (AT91C_US_CHRL_8_BITS | AT91C_US_PAR_NONE | AT91C_US_NBSTOP_2_BIT) |
#define | UART_7N1 (AT91C_US_CHRL_7_BITS | AT91C_US_PAR_NONE | AT91C_US_NBSTOP_1_BIT) |
#define | UART_7N2 (AT91C_US_CHRL_7_BITS | AT91C_US_PAR_NONE | AT91C_US_NBSTOP_2_BIT) |
#define | UART_8E1 (AT91C_US_CHRL_8_BITS | AT91C_US_PAR_EVEN | AT91C_US_NBSTOP_1_BIT) |
#define | UART_8E2 (AT91C_US_CHRL_8_BITS | AT91C_US_PAR_EVEN | AT91C_US_NBSTOP_2_BIT) |
#define | UART_7E1 (AT91C_US_CHRL_7_BITS | AT91C_US_PAR_EVEN | AT91C_US_NBSTOP_1_BIT) |
#define | UART_7E2 (AT91C_US_CHRL_7_BITS | AT91C_US_PAR_EVEN | AT91C_US_NBSTOP_2_BIT) |
#define | UART_8O1 (AT91C_US_CHRL_8_BITS | AT91C_US_PAR_ODD | AT91C_US_NBSTOP_1_BIT) |
#define | UART_8O2 (AT91C_US_CHRL_8_BITS | AT91C_US_PAR_ODD | AT91C_US_NBSTOP_2_BIT) |
#define | UART_7O1 (AT91C_US_CHRL_7_BITS | AT91C_US_PAR_ODD | AT91C_US_NBSTOP_1_BIT) |
#define | UART_7O2 (AT91C_US_CHRL_7_BITS | AT91C_US_PAR_ODD | AT91C_US_NBSTOP_2_BIT) |
#define | UART0_TX_BUFFER_SIZE 0x0010 |
number of bytes for uart0 transmit buffer | |
#define | UART0_RX_BUFFER_SIZE 0x0080 |
number of bytes for uart0 receive buffer | |
#define | UART1_TX_BUFFER_SIZE 0x0010 |
number of bytes for uart1 transmit buffer | |
#define | UART1_RX_BUFFER_SIZE 0x0080 |
number of bytes for uart1 receive buffer | |
#define | UART2_TX_BUFFER_SIZE 0x0010 |
number of bytes for uart2 transmit buffer | |
#define | UART2_RX_BUFFER_SIZE 0x0080 |
number of bytes for uart2 receive buffer | |
Functions | |
void | uart0Init (uint16_t bauddiv, uint32_t mode) |
initializes uart | |
void | uart1Init (uint16_t bauddiv, uint32_t mode) |
void | uart2Init (uint16_t bauddiv, uint32_t mode) |
void | uart0InitBuffers (void) |
initializes transmit and receive buffers | |
void | uart1InitBuffers (void) |
void | uart2InitBuffers (void) |
void | uartInitDmaTx (int dev) |
setup DMA for circular-buffer transmit | |
void | uartInitDmaRx (int dev) |
setup DMA for circular-buffer receive | |
cBuffer * | uartGetRxBuffer (int dev) |
int | uartSendByte (int dev, int data) |
sends a single byte over the uart | |
int | uart0SendByte (int data) |
sends a single byte over the uart | |
int | uart1SendByte (int data) |
int | uart2SendByte (int data) |
int | uartGetByte (int dev) |
gets a single byte from the uart receive buffer | |
int | uart0GetByte (void) |
gets a single byte from the uart receive buffer | |
int | uart1GetByte (void) |
int | uart2GetByte (void) |
int | uartSendBlock (int dev, unsigned char *data, unsigned int len) |
sends a block of data over the uart | |
int | uart0SendBlock (unsigned char *data, unsigned int len) |
int | uart1SendBlock (unsigned char *data, unsigned int len) |
int | uart2SendBlock (unsigned char *data, unsigned int len) |
int | uartGetBlock (int dev, unsigned char *data, unsigned int len) |
gets a block of data from over the uart | |
int | uart0GetBlock (unsigned char *data, unsigned int len) |
int | uart1GetBlock (unsigned char *data, unsigned int len) |
int | uart2GetBlock (unsigned char *data, unsigned int len) |
void | uart0Service (void) |
interrupt service handlers | |
void | uart1Service (void) |
void | uart2Service (void) |