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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 00054 p->length = 16; 00055 p->offset = 0; 00056 p->data[0] = 0x71; /* 0b 10 01 10 000 1 1 0 0 001 data, ack request, short addr */ 00057 p->data[1] = 0x98; /* 0b 10 01 10 000 1 1 0 0 001 data, ack request, short addr */ 00058 p->data[2] = count++; /* dsn */ 00059 p->data[3] = 0xaa; /* pan */ 00060 p->data[4] = 0xaa; 00061 p->data[5] = 0x11; /* dest. short addr. */ 00062 p->data[6] = 0x11; 00063 p->data[7] = 0x22; /* src. short addr. */ 00064 p->data[8] = 0x22; 00065 00066 /* payload */ 00067 p->data[9] = 'a'; 00068 p->data[10] = 'c'; 00069 p->data[11] = 'k'; 00070 p->data[12] = 't'; 00071 p->data[13] = 'e'; 00072 p->data[14] = 's'; 00073 p->data[15] = 't'; 00074 00075 } 00076 00077 void maca_tx_callback(volatile packet_t *p) { 00078 switch(p->status) { 00079 case 0: 00080 printf("TX OK\n\r"); 00081 break; 00082 case 3: 00083 printf("CRC ERR\n\r"); 00084 break; 00085 case 5: 00086 printf("NO ACK\n\r"); 00087 break; 00088 default: 00089 printf("unknown status: %d\n", (int)p->status); 00090 } 00091 } 00092 00093 void main(void) { 00094 volatile packet_t *p; 00095 char c; 00096 uint16_t r=30; /* start reception 100us before ack should arrive */ 00097 uint16_t end=180; /* 750 us receive window*/ 00098 00099 /* trim the reference osc. to 24MHz */ 00100 trim_xtal(); 00101 00102 uart_init(INC, MOD, SAMP); 00103 00104 vreg_init(); 00105 00106 maca_init(); 00107 00108 set_channel(0); /* channel 11 */ 00109 // set_power(0x0f); /* 0xf = -1dbm, see 3-22 */ 00110 // set_power(0x11); /* 0x11 = 3dbm, see 3-22 */ 00111 set_power(0x12); /* 0x12 is the highest, not documented */ 00112 00113 /* sets up tx_on, should be a board specific item */ 00114 GPIO->FUNC_SEL_44 = 1; 00115 GPIO->PAD_DIR_SET_44 = 1; 00116 00117 GPIO->FUNC_SEL_45 = 2; 00118 GPIO->PAD_DIR_SET_45 = 1; 00119 00120 *MACA_RXACKDELAY = r; 00121 00122 printf("rx warmup: %d\n\r", (int)(*MACA_WARMUP & 0xfff)); 00123 00124 *MACA_RXEND = end; 00125 00126 printf("rx end: %d\n\r", (int)(*MACA_RXEND & 0xfff)); 00127 00128 set_prm_mode(AUTOACK); 00129 00130 print_welcome("rftest-tx"); 00131 00132 while(1) { 00133 00134 /* call check_maca() periodically --- this works around */ 00135 /* a few lockup conditions */ 00136 check_maca(); 00137 00138 while((p = rx_packet())) { 00139 if(p) { 00140 printf("RX: "); 00141 print_packet(p); 00142 free_packet(p); 00143 } 00144 } 00145 00146 if(uart1_can_get()) { 00147 c = uart1_getc(); 00148 00149 switch(c) { 00150 case 'z': 00151 r++; 00152 if(r > 4095) { r = 0; } 00153 *MACA_RXACKDELAY = r; 00154 printf("rx ack delay: %d\n\r", r); 00155 break; 00156 case 'x': 00157 if(r == 0) { r = 4095; } else { r--; } 00158 *MACA_RXACKDELAY = r; 00159 printf("rx ack delay: %d\n\r", r); 00160 break; 00161 case 'q': 00162 end++; 00163 if(r > 4095) { r = 0; } 00164 *MACA_RXEND = end; 00165 printf("rx end: %d\n\r", end); 00166 break; 00167 case 'w': 00168 end--; 00169 if(r == 0) { r = 4095; } else { r--; } 00170 *MACA_RXEND = end; 00171 printf("rx end: %d\n\r", end); 00172 break; 00173 default: 00174 p = get_free_packet(); 00175 if(p) { 00176 fill_packet(p); 00177 00178 printf("autoack-tx --- "); 00179 print_packet(p); 00180 00181 tx_packet(p); 00182 } 00183 break; 00184 } 00185 } 00186 00187 } 00188 00189 }