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Changed to monitor the UART transmitter buffer ready flag instead of the UART transmitter empty flag. This almost doubles the speed of transmitting data to CC2420. Patch by James Brown.

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nifi 2009-09-01 09:29:40 +00:00
parent 3a8ee769cb
commit 6680d2c6c2
1 changed files with 4 additions and 2 deletions
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6
examples/energest-demo/contiki-conf.h
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@ -1,5 +1,5 @@
/* -*- C -*- */
/* @(#)$Id: contiki-conf.h,v 1.4 2008/12/16 16:53:04 nifi Exp $ */
/* @(#)$Id: contiki-conf.h,v 1.5 2009/09/01 09:29:40 nifi Exp $ */
#ifndef CONTIKI_CONF_H
#define CONTIKI_CONF_H
@ -106,10 +106,12 @@ typedef unsigned long off_t;
#define SPI_TXBUF U0TXBUF
#define SPI_RXBUF U0RXBUF
/* USART0 Tx buffer ready? */
/* USART0 Tx ready? */
#define SPI_WAITFOREOTx() while ((U0TCTL & TXEPT) == 0)
/* USART0 Rx buffer ready? */
#define SPI_WAITFOREORx() while ((IFG1 & URXIFG0) == 0)
/* USART0 Tx buffer ready? */
#define SPI_WAITFOREOTxBUF() while ((IFG1 & UTXIFG0) == 0)
#define SCK 1 /* P3.1 - Output: SPI Serial Clock (SCLK) */
#define MOSI 2 /* P3.2 - Output: SPI Master out - slave in (MOSI) */