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contiki/examples/sky/sky-collect.c

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/*
* Copyright (c) 2007, Swedish Institute of Computer Science.
* 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 the Contiki operating system.
*
* $Id: sky-collect.c,v 1.8 2008/12/02 08:09:46 adamdunkels Exp $
*/
/**
* \file
* A program that collects statistics from a network of Tmote Sky nodes
* \author
* Adam Dunkels <adam@sics.se>
*/
#include "contiki.h"
#include "net/rime/neighbor.h"
#include "net/rime.h"
#include "net/rime/collect.h"
#include "dev/leds.h"
#include "dev/button-sensor.h"
#include "dev/light.h"
#include "dev/cc2420.h"
#include "dev/sht11.h"
#include <stdio.h>
#include <string.h>
#include "contiki-net.h"
static struct collect_conn tc;
struct sky_collect_msg {
uint16_t light1;
uint16_t light2;
uint16_t temperature;
uint16_t humidity;
uint16_t rssi;
rimeaddr_t best_neighbor;
uint16_t best_neighbor_etx;
uint16_t best_neighbor_rtmetric;
uint32_t energy_lpm;
uint32_t energy_cpu;
uint32_t energy_rx;
uint32_t energy_tx;
uint32_t energy_rled;
uint16_t tx, rx;
uint16_t reliabletx, reliablerx,
rexmit, acktx, noacktx, ackrx, timedout, badackrx;
/* Reasons for dropping incoming packets: */
uint16_t toolong, tooshort, badsynch, badcrc;
uint16_t contentiondrop, /* Packet dropped due to contention */
sendingdrop; /* Packet dropped when we were sending a packet */
uint16_t lltx, llrx;
rtimer_clock_t timestamp;
};
#define REXMITS 4
/*---------------------------------------------------------------------------*/
PROCESS(test_collect_process, "Test collect process");
PROCESS(depth_blink_process, "Depth indicator");
AUTOSTART_PROCESSES(&test_collect_process, &depth_blink_process);
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(depth_blink_process, ev, data)
{
static struct etimer et;
static int count;
PROCESS_BEGIN();
while(1) {
etimer_set(&et, CLOCK_SECOND * 10);
PROCESS_WAIT_UNTIL(etimer_expired(&et));
count = collect_depth(&tc);
if(count == COLLECT_MAX_DEPTH) {
leds_on(LEDS_BLUE);
} else {
leds_off(LEDS_BLUE);
count /= NEIGHBOR_ETX_SCALE;
while(count > 0) {
leds_on(LEDS_RED);
etimer_set(&et, CLOCK_SECOND / 32);
PROCESS_WAIT_UNTIL(etimer_expired(&et));
leds_off(LEDS_RED);
etimer_set(&et, CLOCK_SECOND / 8);
PROCESS_WAIT_UNTIL(etimer_expired(&et));
--count;
}
}
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
#define MAX(a, b) ((a) > (b)? (a): (b))
#define MIN(a, b) ((a) < (b)? (a): (b))
struct spectrum {
int channel[16];
};
#define NUM_SAMPLES 4
static struct spectrum rssi_samples[NUM_SAMPLES];
static int
do_rssi(void)
{
static int sample;
int channel;
rime_mac->off(0);
cc2420_on();
for(channel = 11; channel <= 26; ++channel) {
cc2420_set_channel(channel);
rssi_samples[sample].channel[channel - 11] = cc2420_rssi() + 53;
}
rime_mac->on();
sample = (sample + 1) % NUM_SAMPLES;
{
int channel, tot;
tot = 0;
for(channel = 0; channel < 16; ++channel) {
int max = -256;
int i;
for(i = 0; i < NUM_SAMPLES; ++i) {
max = MAX(max, rssi_samples[i].channel[channel]);
}
tot += max / 20;
}
return tot;
}
}
/*---------------------------------------------------------------------------*/
static void
recv(const rimeaddr_t *originator, uint8_t seqno, uint8_t hops)
{
struct sky_collect_msg *msg;
msg = rimebuf_dataptr();
printf("%u %u %u %u %u %u %u %u %u %u %u %lu %lu %lu %lu %lu ",
(originator->u8[1] << 8) + originator->u8[0],
seqno, hops,
msg->light1, msg->light2, msg->temperature, msg->humidity,
msg->rssi,
(msg->best_neighbor.u8[0] << 8) + msg->best_neighbor.u8[1],
msg->best_neighbor_etx, msg->best_neighbor_rtmetric,
msg->energy_lpm, msg->energy_cpu, msg->energy_rx, msg->energy_tx, msg->energy_rled
);
printf("%u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u ",
msg->tx, msg->rx, msg->reliabletx, msg->reliablerx, msg->rexmit,
msg->acktx, msg->noacktx, msg->ackrx, msg->timedout, msg->badackrx,
msg->toolong, msg->tooshort, msg->badsynch, msg->badcrc,
msg->contentiondrop, msg->sendingdrop, msg->lltx, msg->llrx);
printf("%u\n", timesynch_time() - msg->timestamp);
}
/*---------------------------------------------------------------------------*/
static const struct collect_callbacks callbacks = { recv };
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(test_collect_process, ev, data)
{
PROCESS_EXITHANDLER(goto exit;)
PROCESS_BEGIN();
button_sensor.activate();
collect_open(&tc, 128, &callbacks);
while(1) {
static struct etimer et;
etimer_set(&et, CLOCK_SECOND * 20);
PROCESS_WAIT_EVENT();
if(ev == sensors_event) {
if(data == &button_sensor) {
collect_set_sink(&tc, 1);
}
}
if(etimer_expired(&et)) {
struct sky_collect_msg *msg;
struct neighbor *n;
/* leds_toggle(LEDS_BLUE);*/
rimebuf_clear();
msg = (struct sky_collect_msg *)rimebuf_dataptr();
rimebuf_set_datalen(sizeof(struct sky_collect_msg));
msg->light1 = sensors_light1();
msg->light2 = sensors_light2();
msg->temperature = sht11_temp();
msg->humidity = sht11_humidity();
msg->rssi = do_rssi();
msg->energy_lpm = energest_type_time(ENERGEST_TYPE_LPM);
msg->energy_cpu = energest_type_time(ENERGEST_TYPE_CPU);
msg->energy_rx = energest_type_time(ENERGEST_TYPE_LISTEN);
msg->energy_tx = energest_type_time(ENERGEST_TYPE_TRANSMIT);
msg->energy_rled = energest_type_time(ENERGEST_TYPE_LED_RED);
rimeaddr_copy(&msg->best_neighbor, &rimeaddr_null);
msg->best_neighbor_etx =
msg->best_neighbor_rtmetric = 0;
n = neighbor_best();
if(n != NULL) {
rimeaddr_copy(&msg->best_neighbor, &n->addr);
msg->best_neighbor_etx = neighbor_etx(n);
msg->best_neighbor_rtmetric = n->rtmetric;
}
msg->tx = rimestats.tx;
msg->rx = rimestats.rx;
msg->reliabletx = rimestats.reliabletx;
msg->reliablerx = rimestats.reliablerx;
msg->rexmit = rimestats.rexmit;
msg->acktx = rimestats.acktx;
msg->noacktx = rimestats.noacktx;
msg->ackrx = rimestats.ackrx;
msg->timedout = rimestats.timedout;
msg->badackrx = rimestats.badackrx;
msg->toolong = rimestats.toolong;
msg->tooshort = rimestats.tooshort;
msg->badsynch = rimestats.badsynch;
msg->badcrc = rimestats.badcrc;
msg->contentiondrop = rimestats.contentiondrop;
msg->sendingdrop = rimestats.sendingdrop;
msg->lltx = rimestats.lltx;
msg->llrx = rimestats.llrx;
msg->timestamp = timesynch_time();
collect_send(&tc, REXMITS);
}
}
exit:
collect_close(&tc);
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
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