• **.h

#ifndef MYSENSOR_H
#define MYSENSOR_H
/* Function(); */
/* Structure{}; */
#endif

• **.c

#include "**.h"
#include <stdlib.h>
...
/* Impelement functions and structures in **.h file */

• <name>.c

Replace the <name> segments to an user-defined name.

#include "**.h"
#include "contiki.h"
#include "shell.h"
#include "lib/list.h"
#include "sys/etimer.h"
#include "serial-shell.h"
#include "collect-view.h"

#include <math.h>
#include <stdio.h>
#include <ctype.h>
#include <string.h> 

PROCESS(<name>_process, "<name>"); 
AUTOSTART PROCESSES(&<name>_process); 

static struct etimer timer; 
PROCESS THREAD(sensor_process, ev, data) 
{ 
 PROCESS BEGIN(); 
 printf("Process <name> starts.\n"); 
 while(1) 
 { 
  etimer_set(&timer, CLOCK_SECOND); 
  PROCESS WAIT EVENT UNTIL(etimer_expired(etimer)); 
  doSomethingHere();
  printf("------------<Name>------------\n.");
 } 
 PROCESS END(); 
} 

• Makefile

CONTIKI PROJECT = demo-sensor 
all: $(CONTIKI_PROJECT) 
PROJECT SOURCEFILES += **.c
MODULES += os/services/shell

CONTIKI = /home/user/Documents/book/contiki 
include $(CONTIKI)/Makefile.include