305 lines
8.8 KiB
C
305 lines
8.8 KiB
C
/*
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* Copyright (c) 2008, Swedish Institute of Computer Science.
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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 the Contiki operating system.
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*
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*/
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/**
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* \file
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* Tmote Sky-specific Contiki shell commands
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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#include "contiki.h"
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#include "sys/cc.h"
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#include "shell-sky.h"
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#include "dev/watchdog.h"
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#include "net/rime/rime.h"
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#include "net/netstack.h"
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#include "cc2420.h"
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#include "dev/leds.h"
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#include "dev/sht11/sht11.h"
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#include "dev/light-sensor.h"
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#include "dev/battery-sensor.h"
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#include "dev/sht11/sht11-sensor.h"
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#include "net/rime/timesynch.h"
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#include "sys/node-id.h"
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#include <stdio.h>
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#include <string.h>
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/*---------------------------------------------------------------------------*/
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PROCESS(shell_nodeid_process, "nodeid");
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SHELL_COMMAND(nodeid_command,
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"nodeid",
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"nodeid: set node ID",
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&shell_nodeid_process);
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PROCESS(shell_sense_process, "sense");
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SHELL_COMMAND(sense_command,
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"sense",
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"sense: print out sensor data",
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&shell_sense_process);
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PROCESS(shell_senseconv_process, "senseconv");
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SHELL_COMMAND(senseconv_command,
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"senseconv",
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"senseconv: convert 'sense' data to human readable format",
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&shell_senseconv_process);
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PROCESS(shell_txpower_process, "txpower");
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SHELL_COMMAND(txpower_command,
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"txpower",
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"txpower <power>: change CC2420 transmission power (0 - 31)",
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&shell_txpower_process);
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PROCESS(shell_rfchannel_process, "rfchannel");
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SHELL_COMMAND(rfchannel_command,
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"rfchannel",
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"rfchannel <channel>: change CC2420 radio channel (11 - 26)",
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&shell_rfchannel_process);
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/*---------------------------------------------------------------------------*/
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struct spectrum {
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int channel[16];
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};
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#define NUM_SAMPLES 4
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static struct spectrum rssi_samples[NUM_SAMPLES];
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static int
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do_rssi(void)
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{
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static int sample;
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int channel;
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NETSTACK_MAC.off(0);
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cc2420_on();
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for(channel = 11; channel <= 26; ++channel) {
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cc2420_set_channel(channel);
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rssi_samples[sample].channel[channel - 11] = cc2420_rssi() + 53;
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}
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NETSTACK_MAC.on();
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sample = (sample + 1) % NUM_SAMPLES;
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{
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int channel, tot;
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tot = 0;
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for(channel = 0; channel < 16; ++channel) {
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int max = -256;
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int i;
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for(i = 0; i < NUM_SAMPLES; ++i) {
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max = MAX(max, rssi_samples[i].channel[channel]);
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}
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tot += max / 20;
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}
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return tot;
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}
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}
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/*---------------------------------------------------------------------------*/
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struct sense_msg {
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uint16_t len;
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uint16_t clock;
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uint16_t timesynch_time;
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uint16_t light1;
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uint16_t light2;
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uint16_t temp;
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uint16_t humidity;
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uint16_t rssi;
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uint16_t voltage;
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};
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(shell_sense_process, ev, data)
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{
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struct sense_msg msg;
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PROCESS_BEGIN();
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SENSORS_ACTIVATE(light_sensor);
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SENSORS_ACTIVATE(battery_sensor);
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SENSORS_ACTIVATE(sht11_sensor);
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msg.len = 7;
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msg.clock = clock_time();
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#if TIMESYNCH_CONF_ENABLED
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msg.timesynch_time = timesynch_time();
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#else /* TIMESYNCH_CONF_ENABLED */
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msg.timesynch_time = 0;
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#endif /* TIMESYNCH_CONF_ENABLED */
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msg.light1 = light_sensor.value(LIGHT_SENSOR_PHOTOSYNTHETIC);
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msg.light2 = light_sensor.value(LIGHT_SENSOR_TOTAL_SOLAR);
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msg.temp = sht11_sensor.value(SHT11_SENSOR_TEMP);
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msg.humidity = sht11_sensor.value(SHT11_SENSOR_HUMIDITY);
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msg.rssi = do_rssi();
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msg.voltage = battery_sensor.value(0);
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msg.rssi = do_rssi();
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SENSORS_DEACTIVATE(light_sensor);
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SENSORS_DEACTIVATE(battery_sensor);
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SENSORS_DEACTIVATE(sht11_sensor);
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shell_output(&sense_command, &msg, sizeof(msg), "", 0);
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(shell_senseconv_process, ev, data)
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{
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struct shell_input *input;
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struct sense_msg *msg;
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PROCESS_BEGIN();
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while(1) {
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PROCESS_WAIT_EVENT_UNTIL(ev == shell_event_input);
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input = data;
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if(input->len1 + input->len2 == 0) {
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PROCESS_EXIT();
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}
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msg = (struct sense_msg *)input->data1;
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if(msg != NULL) {
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char buf[40];
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snprintf(buf, sizeof(buf),
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"%d", 10 * msg->light1 / 7);
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shell_output_str(&senseconv_command, "Light 1 ", buf);
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snprintf(buf, sizeof(buf),
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"%d", 46 * msg->light2 / 10);
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shell_output_str(&senseconv_command, "Light 2 ", buf);
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snprintf(buf, sizeof(buf),
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"%d.%d", (msg->temp / 10 - 396) / 10,
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(msg->temp / 10 - 396) % 10);
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shell_output_str(&senseconv_command, "Temperature ", buf);
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snprintf(buf, sizeof(buf),
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"%d", (int)(-4L + 405L * msg->humidity / 10000L));
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shell_output_str(&senseconv_command, "Relative humidity ", buf);
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snprintf(buf, sizeof(buf),
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"%d", msg->rssi);
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shell_output_str(&senseconv_command, "RSSI ", buf);
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snprintf(buf, sizeof(buf), /* 819 = 4096 / 5 */
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"%d.%d", (msg->voltage / 819), (10 * msg->voltage / 819) % 10);
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shell_output_str(&senseconv_command, "Voltage ", buf);
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}
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}
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(shell_txpower_process, ev, data)
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{
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struct {
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uint16_t len;
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uint16_t txpower;
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} msg;
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const char *newptr;
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PROCESS_BEGIN();
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msg.txpower = shell_strtolong(data, &newptr);
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/* If no transmission power was given on the command line, we print
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out the current txpower. */
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if(newptr == data) {
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msg.txpower = cc2420_get_txpower();
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} else {
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cc2420_set_txpower(msg.txpower);
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}
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msg.len = 1;
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shell_output(&txpower_command, &msg, sizeof(msg), "", 0);
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(shell_rfchannel_process, ev, data)
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{
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struct {
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uint16_t len;
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uint16_t channel;
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} msg;
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const char *newptr;
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PROCESS_BEGIN();
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msg.channel = shell_strtolong(data, &newptr);
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/* If no channel was given on the command line, we print out the
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current channel. */
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if(newptr == data) {
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msg.channel = cc2420_get_channel();
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} else {
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cc2420_set_channel(msg.channel);
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}
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msg.len = 1;
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shell_output(&rfchannel_command, &msg, sizeof(msg), "", 0);
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(shell_nodeid_process, ev, data)
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{
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uint16_t nodeid;
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char buf[20];
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const char *newptr;
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PROCESS_BEGIN();
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nodeid = shell_strtolong(data, &newptr);
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/* If no node ID was given on the command line, we print out the
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current channel. Else we burn the new node ID. */
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if(newptr == data) {
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nodeid = node_id;
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} else {
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nodeid = shell_strtolong(data, &newptr);
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watchdog_stop();
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leds_on(LEDS_RED);
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node_id_burn(nodeid);
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leds_on(LEDS_BLUE);
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node_id_restore();
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leds_off(LEDS_RED + LEDS_BLUE);
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watchdog_start();
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}
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snprintf(buf, sizeof(buf), "%d", nodeid);
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shell_output_str(&nodeid_command, "Node ID: ", buf);
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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void
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shell_sky_init(void)
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{
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shell_register_command(&txpower_command);
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shell_register_command(&rfchannel_command);
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shell_register_command(&sense_command);
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shell_register_command(&senseconv_command);
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shell_register_command(&nodeid_command);
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}
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/*---------------------------------------------------------------------------*/
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