osd-contiki/platform/cc2530dk/putchar.c

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/**
* \file
* hardware-specific putchar() routine for TI SmartRF05EB
*
* \author
* George Oikonomou - <oikonomou@users.sourceforge.net>
*/
#include "contiki-conf.h"
#include "dev/io-arch.h"
/*---------------------------------------------------------------------------*/
void
putchar(char c)
{
#if SLIP_ARCH_CONF_ENABLE
#define SLIP_END 0300
static char debug_frame = 0;
if(!debug_frame) { /* Start of debug output */
io_arch_writeb(SLIP_END);
io_arch_writeb('\r'); /* Type debug line == '\r' */
debug_frame = 1;
}
#endif
io_arch_writeb((char)c);
#if SLIP_ARCH_CONF_ENABLE
/*
* Line buffered output, a newline marks the end of debug output and
* implicitly flushes debug output.
*/
if(c == '\n') {
io_arch_writeb(SLIP_END);
debug_frame = 0;
}
#endif
}