osd-contiki/cpu/mc1322x/tests/rftest-rx.c

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/*
* Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
* to the MC1322x project (http://mc1322x.devl.org)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of libmc1322x: see http://mc1322x.devl.org
* for details.
*
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* $Id: rftest-rx.c,v 1.2 2011/01/17 15:46:27 maralvira Exp $
*/
#include <mc1322x.h>
#include <board.h>
#include <stdio.h>
#include "tests.h"
#include "config.h"
#define LED LED_GREEN
void maca_rx_callback(volatile packet_t *p) {
(void)p;
gpio_data_set(1ULL<< LED);
gpio_data_reset(1ULL<< LED);
}
void main(void) {
volatile packet_t *p;
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volatile uint8_t chan;
gpio_data(0);
gpio_pad_dir_set( 1ULL << LED );
/* read from the data register instead of the pad */
/* this is needed because the led clamps the voltage low */
gpio_data_sel( 1ULL << LED);
/* trim the reference osc. to 24MHz */
trim_xtal();
uart_init(INC, MOD, SAMP);
vreg_init();
maca_init();
/* sets up tx_on, should be a board specific item */
// *GPIO_FUNC_SEL2 = (0x01 << ((44-16*2)*2));
gpio_pad_dir_set( 1ULL << 44 );
set_power(0x0f); /* 0dbm */
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chan = 0;
set_channel(chan); /* channel 11 */
print_welcome("rftest-rx");
while(1) {
/* call check_maca() periodically --- this works around */
/* a few lockup conditions */
check_maca();
if((p = rx_packet())) {
/* print and free the packet */
printf("rftest-rx --- ");
print_packet(p);
free_packet(p);
}
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if(uart1_can_get()) {
uart1_getc();
chan++;
if(chan >= 16) { chan = 0; }
set_channel(chan);
printf("channel: %d\n\r", chan);
}
}
}