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Initialize the transmit ringbuffer before enabling TX interrupt

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nifi 2009-09-08 10:39:49 +00:00
parent 1bede62d2a
commit c6f7ef84fe
1 changed files with 2 additions and 3 deletions
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5
cpu/msp430/dev/uart1.c
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@ -26,7 +26,7 @@
* 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 1.11 2009/03/02 22:01:26 adamdunkels Exp $ * @(#)$Id: uart1.c,v 1.12 2009/09/08 10:39:49 nifi Exp $
*/ */
/* /*
@ -39,7 +39,6 @@
#include "sys/energest.h" #include "sys/energest.h"
#include "dev/uart1.h" #include "dev/uart1.h"
#include "dev/leds.h"
#include "dev/watchdog.h" #include "dev/watchdog.h"
#include "lib/ringbuf.h" #include "lib/ringbuf.h"
@ -162,8 +161,8 @@ uart1_init(unsigned long ubr)
IE2 |= URXIE1; /* Enable USART1 RX interrupt */ IE2 |= URXIE1; /* Enable USART1 RX interrupt */
#if TX_WITH_INTERRUPT #if TX_WITH_INTERRUPT
IE2 |= UTXIE1; /* Enable USART1 RX interrupt */
ringbuf_init(&txbuf, txbuf_data, sizeof(txbuf_data)); ringbuf_init(&txbuf, txbuf_data, sizeof(txbuf_data));
IE2 |= UTXIE1; /* Enable USART1 TX interrupt */
#endif /* TX_WITH_INTERRUPT */ #endif /* TX_WITH_INTERRUPT */
} }
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/