00001 /* 00002 * Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors 00003 * to the MC1322x project (http://mc1322x.devl.org) 00004 * All rights reserved. 00005 * 00006 * Redistribution and use in source and binary forms, with or without 00007 * modification, are permitted provided that the following conditions 00008 * are met: 00009 * 1. Redistributions of source code must retain the above copyright 00010 * notice, this list of conditions and the following disclaimer. 00011 * 2. Redistributions in binary form must reproduce the above copyright 00012 * notice, this list of conditions and the following disclaimer in the 00013 * documentation and/or other materials provided with the distribution. 00014 * 3. Neither the name of the Institute nor the names of its contributors 00015 * may be used to endorse or promote products derived from this software 00016 * without specific prior written permission. 00017 * 00018 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 00019 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00020 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00021 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 00022 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00023 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00024 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00025 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00026 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00027 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00028 * SUCH DAMAGE. 00029 * 00030 * This file is part of libmc1322x: see http://mc1322x.devl.org 00031 * for details. 00032 * 00033 * 00034 */ 00035 00036 #include <mc1322x.h> 00037 #include <board.h> 00038 #include <stdio.h> 00039 00040 #include "tests.h" 00041 #include "config.h" 00042 00043 #define LED LED_RED 00044 00045 /* 802.15.4 PSDU is 127 MAX */ 00046 /* 2 bytes are the FCS */ 00047 /* therefore 125 is the max payload length */ 00048 #define PAYLOAD_LEN 16 00049 #define DELAY 100000 00050 00051 void fill_packet(volatile packet_t *p) { 00052 static volatile uint8_t count=0; 00053 volatile uint8_t i; 00054 p->length = PAYLOAD_LEN; 00055 p->offset = 0; 00056 for(i=0; i<PAYLOAD_LEN; i++) { 00057 p->data[i] = count++; 00058 } 00059 00060 /* acks get treated differently, even in promiscuous mode */ 00061 /* setting the third bit makes sure that we never send an ack */ 00062 /* or any valid 802.15.4-2006 packet */ 00063 p->data[0] |= (1 << 3); 00064 } 00065 00066 void main(void) { 00067 volatile uint32_t i; 00068 volatile packet_t *p; 00069 00070 /* trim the reference osc. to 24MHz */ 00071 trim_xtal(); 00072 00073 uart_init(INC, MOD, SAMP); 00074 00075 vreg_init(); 00076 00077 maca_init(); 00078 00079 set_channel(0); /* channel 11 */ 00080 // set_power(0x0f); /* 0xf = -1dbm, see 3-22 */ 00081 // set_power(0x11); /* 0x11 = 3dbm, see 3-22 */ 00082 set_power(0x12); /* 0x12 is the highest, not documented */ 00083 00084 /* sets up tx_on, should be a board specific item */ 00085 *GPIO_FUNC_SEL2 = (0x01 << ((44-16*2)*2)); 00086 gpio_pad_dir_set( 1ULL << 44 ); 00087 00088 print_welcome("rftest-tx"); 00089 00090 while(1) { 00091 00092 /* call check_maca() periodically --- this works around */ 00093 /* a few lockup conditions */ 00094 check_maca(); 00095 00096 while((p = rx_packet())) { 00097 if(p) free_packet(p); 00098 } 00099 00100 p = get_free_packet(); 00101 if(p) { 00102 fill_packet(p); 00103 00104 printf("rftest-tx --- "); 00105 print_packet(p); 00106 00107 tx_packet(p); 00108 00109 for(i=0; i<DELAY; i++) { continue; } 00110 } 00111 00112 } 00113 00114 }