uart.c File Reference

UART implementation. More...

#include "uart.h"
#include "msp430f2274.h"
#include "spi.h"
#include "nwk.h"
#include "clock.h"
#include "cc2480ai.h"
#include "im.h"

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Functions
void	uart_proccessCmd ()
	Process command. More...
UInt8	uart_txBufFreeReal ()
	TX buffer real free. More...
void	uart_init ()
	UART initialization. More...
UInt16	uart_proccess ()
	UART process. More...
UInt8	uart_startFrame (UInt8 len, UInt8 cmd0, UInt8 cmd1)
	Start frame. More...
void	uart_endFrame ()
	End frame. More...
UInt8	uart_snd (UInt8 len, void *pBuf)
	Send. More...
void	USCIA0RX_ISR ()
	USCIA0 RX ISR. More...
void	USCIA0TX_ISR ()
	USCIA0 TX ISR. More...
void	uart_sndnextchar ()
	Send next char. More...
UInt8	uart_txBufFree ()
	TX buffer free. More...
UInt8	uart_sndInt64 (int64_t *p)
	Send Int64. More...
UInt8	uart_sndUInt64 (uint64_t *p)
	Send UInt64. More...
UInt8	uart_sndUInt48 (uint64_t *p)
	Send UInt48. More...
UInt8	uart_sndUInt32 (UInt32 *p)
	Send UInt32. More...
UInt8	uart_sndUInt16 (UInt16 v)
	Send UInt16. More...
UInt8	uart_sndUInt8 (UInt8 v)
	Send UInt8. More...
UInt8	uart_forwardCmd (char *pBuf)
	Forward command. More...

Variables
char	uart_rxBuf [UART_RX_BUF_SIZE]
	UART RX buffer.
char	uart_txBuf [UART_TX_BUF_SIZE]
	UART TX buffer.
UInt8	uart_rxBufRead
	RX buffer read pointer, if = uart_rxBufWrite, no chars to send, must roll to zero at at UART_RX_BUF_SIZE.
UInt8	uart_rxBufWrite
	RX buffer write pointer, if + 1 = uart_rxBufRead, full buffer, must roll to zero at at UART_RX_BUF_SIZE.
UInt8	uart_txBufRead
	TX buffer read pointer, if = uart_txBufWrite, no chars to send, must roll to zero at at UART_TX_BUF_SIZE.
UInt8	uart_txBufWrite
	TX buffer write pointer, if + 1 = uart_txBufRead, full buffer, must roll to zero at at UART_TX_BUF_SIZE.
char	uart_currentFCS
	Frame-check sequence.

Detailed Description

UART implementation.

Definition in file uart.c.

Function Documentation

void uart_proccessCmd

(

)

Process command.

This function searches for a valid command on the RX buffer and takes action on it.

Definition at line 421 of file uart.c.

References ccai_resetFull(), clock_adjTime(), clock_setTime(), clock_tickSize, NWK_DEVTYPE_COORDINATOR, NWK_DEVTYPE_ENDDEVICE, NWK_DEVTYPE_ROUTER, nwk_init(), nwk_setDeviceType(), nwk_setSink(), spi_init(), uart_endFrame(), UART_RX_BUF_SIZE, uart_rxBuf, uart_rxBufRead, uart_rxBufWrite, uart_snd(), uart_sndUInt8(), uart_startFrame(), and uart_txBufFree().

Referenced by uart_proccess().

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UInt8 uart_txBufFreeReal

(

)

TX buffer real free.

Returns free bytes on TX buffer for internal use, this doesn't count header and footer octets.

Returns

Free bytes on TX buffer

Definition at line 314 of file uart.c.

References UART_TX_BUF_SIZE, uart_txBufRead, and uart_txBufWrite.

Referenced by uart_snd(), and uart_txBufFree().

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