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115 lines
3.3 KiB
C
115 lines
3.3 KiB
C
/*
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* Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
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* to the MC1322x project (http://mc1322x.devl.org)
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of libmc1322x: see http://mc1322x.devl.org
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* for details.
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*
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* $Id: rftest-tx.c,v 1.2 2010/11/07 14:10:16 maralvira Exp $
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*/
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#include <mc1322x.h>
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#include <board.h>
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#include <stdio.h>
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#include "tests.h"
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#include "config.h"
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#define LED LED_RED
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/* 802.15.4 PSDU is 127 MAX */
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/* 2 bytes are the FCS */
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/* therefore 125 is the max payload length */
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#define PAYLOAD_LEN 16
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#define DELAY 100000
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void fill_packet(volatile packet_t *p) {
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static volatile uint8_t count=0;
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volatile uint8_t i;
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p->length = PAYLOAD_LEN;
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p->offset = 0;
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for(i=0; i<PAYLOAD_LEN; i++) {
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p->data[i] = count++;
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}
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/* acks get treated differently, even in promiscuous mode */
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/* setting the third bit makes sure that we never send an ack */
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/* or any valid 802.15.4-2006 packet */
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p->data[0] |= (1 << 3);
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}
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void main(void) {
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volatile uint32_t i;
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volatile packet_t *p;
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/* trim the reference osc. to 24MHz */
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trim_xtal();
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uart_init(INC, MOD, SAMP);
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vreg_init();
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maca_init();
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set_channel(0); /* channel 11 */
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// set_power(0x0f); /* 0xf = -1dbm, see 3-22 */
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// set_power(0x11); /* 0x11 = 3dbm, see 3-22 */
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set_power(0x12); /* 0x12 is the highest, not documented */
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/* sets up tx_on, should be a board specific item */
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*GPIO_FUNC_SEL2 = (0x01 << ((44-16*2)*2));
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gpio_pad_dir_set( 1ULL << 44 );
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print_welcome("rftest-tx");
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while(1) {
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/* call check_maca() periodically --- this works around */
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/* a few lockup conditions */
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check_maca();
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while((p = rx_packet())) {
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if(p) free_packet(p);
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}
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p = get_free_packet();
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if(p) {
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fill_packet(p);
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printf("rftest-tx --- ");
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print_packet(p);
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tx_packet(p);
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for(i=0; i<DELAY; i++) { continue; }
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}
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}
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}
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