Added support for configurable callbacks of uart1 input.

This commit is contained in:
nvt-se 2007-09-06 11:45:08 +00:00
parent ab5b1b4a65
commit b4f3ab5af7
2 changed files with 16 additions and 5 deletions

View file

@ -26,19 +26,28 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* @(#)$Id: uart1.c,v 1.2 2007/05/22 21:01:51 adamdunkels Exp $ * @(#)$Id: uart1.c,v 1.3 2007/09/06 11:45:08 nvt-se Exp $
*/ */
/* /*
* Machine dependent MSP430 UART1 code. * Machine dependent MSP430 UART1 code.
*/ */
#include <stdlib.h>
#include <io.h> #include <io.h>
#include <signal.h> #include <signal.h>
#include "lib/energest.h" #include "lib/energest.h"
#include "dev/uart1.h" #include "dev/uart1.h"
static void (*uart1_input_handler)(unsigned char c);
/*---------------------------------------------------------------------------*/
void
uart1_set_input(void (*input)(unsigned char c))
{
uart1_input_handler = input;
}
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
void void
uart1_writeb(unsigned char c) uart1_writeb(unsigned char c)
@ -117,9 +126,10 @@ uart1_interrupt(void)
volatile unsigned dummy; volatile unsigned dummy;
dummy = RXBUF1; /* Clear error flags by forcing a dummy read. */ dummy = RXBUF1; /* Clear error flags by forcing a dummy read. */
} else { } else {
/* if(slip_input_byte(RXBUF1)) { if (uart1_input_handler != NULL) {
uart1_input_handler(RXBUF1);
LPM4_EXIT; LPM4_EXIT;
}*/ }
} }
ENERGEST_OFF(ENERGEST_TYPE_IRQ); ENERGEST_OFF(ENERGEST_TYPE_IRQ);
} }

View file

@ -28,7 +28,7 @@
* *
* This file is part of the Contiki operating system. * This file is part of the Contiki operating system.
* *
* $Id: uart1.h,v 1.1 2007/03/15 21:37:19 adamdunkels Exp $ * $Id: uart1.h,v 1.2 2007/09/06 11:45:08 nvt-se Exp $
*/ */
/** /**
@ -45,6 +45,7 @@
#define UART1_BAUD2UBR(baud) ((MSP430_CPU_SPEED)/(baud)) #define UART1_BAUD2UBR(baud) ((MSP430_CPU_SPEED)/(baud))
void uart1_set_input(void (*input)(unsigned char c));
void uart1_writeb(unsigned char c); void uart1_writeb(unsigned char c);
void uart1_init(unsigned long ubr); void uart1_init(unsigned long ubr);