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sys/uart.h File Reference

UART I/O function prototypes. More...

Defines
#define	UART_SETSPEED
	Set baudrate.
#define	UART_GETSPEED
	Query baudrate.
#define	UART_SETDATABITS
	Set number of data bits.
#define	UART_GETDATABITS
	Set number of data bits.
#define	UART_SETPARITY
	Set parity.
#define	UART_GETPARITY
	Query parity.
#define	UART_SETSTOPBITS
	Set number of stop bits.
#define	UART_GETSTOPBITS
	Query number of stop bits.
#define	UART_SETSTATUS
	Set status.
#define	UART_GETSTATUS
	Query status.
#define	UART_SETREADTIMEOUT
	Set read timeout.
#define	UART_GETREADTIMEOUT
	Query read timeout.
#define	UART_SETWRITETIMEOUT
	Set write timeout.
#define	UART_GETWRITETIMEOUT
	Query write timeout.
#define	UART_SETLOCALECHO
	Set local echo mode.
#define	UART_GETLOCALECHO
	Query local echo mode.
#define	UART_SETFLOWCONTROL
	Set flow control flags.
#define	UART_GETFLOWCONTROL
	Query flow control flags.
#define	UART_SETCOOKEDMODE
	Set raw mode.
#define	UART_GETCOOKEDMODE
	Query raw mode.
#define	UART_SETBUFFERMODE
	Set buffering mode.
#define	UART_GETBUFFERMODE
	Query buffering mode.
#define	HDLC_SETIFNET
	Set network interface mode.
#define	HDLC_GETIFNET
	Query network interface mode.
#define	DIO_SETSTATUS
	Set digital output status.
#define	DIO_GETSTATUS
	Query digital input status.
#define	DIO_WAITSTATUS
	Wait for digital input status change.
#define	UART_FRAMINGERROR
	Framing error.
#define	UART_OVERRUNERROR
	Overrun error.
#define	UART_RXBUFFEREMPTY
	Receiver buffer empty.
#define	UART_TXBUFFEREMPTY
	Transmitter buffer empty.
#define	UART_RTSENABLED
	RTS handshake output enabled.
#define	UART_RTSDISABLED
	RTS handshake output disabled.
#define	UART_CTSENABLED
	CTS handshake input enabled.
#define	UART_CTSDISABLED
	CTS handshake input disabled.
#define	UART_DTRENABLED
	DTR handshake output enabled.
#define	UART_DTRDISABLED
	DTR handshake output disabled.
Functions
int	UartAvrInit (NUTDEVICE *dev)
	Initialize on chip uart device.
int	UartAvrIOCtl (NUTDEVICE *dev, int req, void *conf)
	Perform on-chip UART control functions.
int	UartAvrInput (NUTDEVICE *dev)
	Wait for input.
int	UartAvrOutput (NUTDEVICE *dev)
	Initiate output.
int	UartAvrFlush (NUTDEVICE *dev)
	Wait for output buffer empty.
int	UartAvrGetRaw (u_char *cp)
	Get raw byte from the UART receiver register.
int	UartAvrPutRaw (u_char ch)
	Put raw byte to the UART transmit register.
int	UartAvrRead (NUTFILE *fp, void *buffer, int size)
	Read from device.
NUTFILE *	UartAvrOpen (NUTDEVICE *dev, CONST char *name, int mode, int acc)
	Open a device or file.
int	UartAvrClose (NUTFILE *fp)
	Close a device or file.

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Detailed Description

UART I/O function prototypes.

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