biskandar

#include <Wire.h>

// preparing for which slave device
// need to be connected
int slaveId = 0 ;

void setup() {
  Serial.begin( 9600 ) ;
  while ( !Serial ) ; 
  // Run as I2C Master

biskandar

#include <Wire.h>

void setup() {
  Serial.begin( 9600 ) ;
  while ( !Serial ) ;
  // run as I2C Slave with id = 1
  int slaveId = 1 ;
  Wire.begin( slaveId ) ;
  // setup callback function
  Wire.onReceive( onWireReceive ) ;

biskandar

#include "SPI.h"
#include "Ethernet.h"
#include "WebServer.h"
#include "aJSON.h"

// prepare for the ethernet profile
static uint8_t mac[] = { 0x00 , 0x08, 0xDC, 0x00, 0x00, 0x09 } ;
static uint8_t ip[] = { 169, 254, 62, 169 } ;

void setup() {

biskandar

#include "SPI.h"
#include "Ethernet.h"
#include "WebServer.h"
#include "aJSON.h"

// prepare for the ethernet profile
static uint8_t mac[] = { 0x00 , 0x08, 0xDC, 0x00, 0x00, 0x09 } ;
static uint8_t ip[] = { 169, 254, 62, 169 } ;

// prepare for webserver with webduino

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// prepare for the default command request
void defaultCommand( WebServer &webserver , WebServer::ConnectionType connType , char *tailUrl , bool tailComplete ) {
  Serial.print( "New Command: " ) ;
  
  // first, accepting all kind of request
  webserver.httpSuccess() ;
  
  // validate based on http method, 
  // only GET or POST is allow to continue
  Serial.print( "connType = " ) ;

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aJsonObject *jsonResponse( char *statusCode , char *statusDesc ) {
  aJsonObject *jsonRoot = aJson.createObject() ;
  aJson.addNumberToObject( jsonRoot , "millis" , (int) millis() ) ;
  aJson.addStringToObject( jsonRoot , "status-code" , statusCode ) ;
  aJson.addStringToObject( jsonRoot , "status-desc" , statusDesc ) ;
  return jsonRoot ;
}

biskandar

#include <SPI.h>
#include <Ethernet.h>
#include <ICMPPing.h>

// prepare for tcp connection
byte mac[] = { 0x00, 0x08, 0xDC, 0x00, 0x00, 0x09 } ;

// prepare for the ping
SOCKET socket = 0 ;
int pingTimeout = 4 ;

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// prepare for looping without delay
long curMillis = 0 ;
int ctrSeconds = 0 , maxSeconds = 100 ;

// prepare for reading analog data
int maxAnalogs   = 6 ;
int arrAnalogs[] = { 0 , 0 , 0 , 0 , 0 , 0 } ;
int secAnalogs   = 2 ; // in seconds

// prepare for debuging

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void loop() { 
  // validate every one second
  long newMillis = millis() ;
  if ( ( newMillis - curMillis ) > 1000 ) {
    ctrSeconds = ctrSeconds + 1 ;
    if ( ( ctrSeconds % secAnalogs ) == 0 ) {
      readAnalogs() ; // <- read all analog pins
    }
    if ( ( ctrSeconds % secDebug ) == 0 ) {
      infoAnalogs() ; // <- debug purpose

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void readAnalogs() {
  for ( int idxAnalogs =  0 ; idxAnalogs < maxAnalogs ; idxAnalogs++ ) {
    arrAnalogs[idxAnalogs] = analogRead( idxAnalogs ) ;
  }
}

void infoAnalogs() {
  Serial.print( "[" ) ;
  Serial.print( millis() ) ;
  Serial.print( "] Analogs : " ) ;