Can't ping Ethernet Gateway



  • I built a ethernet gateway using an arduino uno and a wiznet 5200. In the serial monitor i get 0;0;3;0;14;Gateway startup complete. But i can't ping it or connect with the veralite. I've attached my sketch below. Where am i going wrong here:

    /*
     * Copyright (C) 2013 Henrik Ekblad <henrik.ekblad@gmail.com>
     * 
     * Contribution by a-lurker
     *
     * This program is free software; you can redistribute it and/or
     * modify it under the terms of the GNU General Public License
     * version 2 as published by the Free Software Foundation.
     * 
     * DESCRIPTION
     * The EthernetGateway sends data received from sensors to the ethernet link. 
     * The gateway also accepts input on ethernet interface, which is then sent out to the radio network.
     *
     * The GW code is designed for Arduino 328p / 16MHz.  ATmega168 does not have enough memory to run this program.
     * 
     *
     * COMPILING WIZNET (W5100) ETHERNET MODULE
     * > Edit RF24_config.h in (libraries\MySensors\utility) to enable softspi (remove // before "#define SOFTSPI").
     *
     * COMPILING ENC28J60 ETHERNET MODULE
     * > Use Arduino IDE 1.5.7 (or later) 
     * > Disable DEBUG in Sensor.h before compiling this sketch. Othervise the sketch will probably not fit in program space when downloading. 
     * > Remove Ethernet.h include below and include UIPEthernet.h 
     * > Remove DigitalIO include 
     * Note that I had to disable UDP and DHCP support in uipethernet-conf.h to reduce space. (which means you have to choose a static IP for that module)
     *
     * VERA CONFIGURATION:
     * Enter "ip-number:port" in the ip-field of the Arduino GW device. This will temporarily override any serial configuration for the Vera plugin. 
     * E.g. If you want to use the defualt values in this sketch enter: 192.168.178.66:5003
     *
     * LED purposes:
     * - RX (green) - blink fast on radio message recieved. In inclusion mode will blink fast only on presentation recieved
     * - TX (yellow) - blink fast on radio message transmitted. In inclusion mode will blink slowly
     * - ERR (red) - fast blink on error during transmission error or recieve crc error  
     * 
     * See http://www.mysensors.org/build/ethernet_gateway for wiring instructions.
     *
     */
    
    #include <DigitalIO.h>     // This include can be removed when using UIPEthernet module  
    #include <SPI.h>  
    #include <MySensor.h>
    #include <MyGateway.h>  
    #include <stdarg.h>
    
    // Use this if you have attached a Ethernet ENC28J60 shields  
    //#include <UIPEthernet.h>  
    
    // Use this fo WizNET W5100 module and Arduino Ethernet Shield 
    #include <Ethernet.h>   
    
    
    #define INCLUSION_MODE_TIME 1 // Number of minutes inclusion mode is enabled
    #define INCLUSION_MODE_PIN  3 // Digital pin used for inclusion mode button
    
    #define RADIO_CE_PIN        5  // radio chip enable
    #define RADIO_SPI_SS_PIN    6  // radio SPI serial select
    #define RADIO_ERROR_LED_PIN 7  // Error led pin
    #define RADIO_RX_LED_PIN    8  // Receive led pin
    #define RADIO_TX_LED_PIN    9  // the PCB, on board LED
    
    #define IP_PORT 5003        // The port you want to open 
    IPAddress myIp (192, 168, 100, 115);  // Configure your static ip-address here    COMPILE ERROR HERE? Use Arduino IDE 1.5.7 or later!
    
    // The MAC address can be anything you want but should be unique on your network.
    // Newer boards have a MAC address printed on the underside of the PCB, which you can (optionally) use.
    // Note that most of the Ardunio examples use  "DEAD BEEF FEED" for the MAC address.
    byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };  // DEAD BEEF FEED
    
    // a R/W server on the port
    EthernetServer server = EthernetServer(IP_PORT);
    
    // No blink or button functionality. Use the vanilla constructor.
    MyGateway gw(RADIO_CE_PIN, RADIO_SPI_SS_PIN, INCLUSION_MODE_TIME);
    
    // Uncomment this constructor if you have leds and include button attached to your gateway 
    //MyGateway gw(RADIO_CE_PIN, RADIO_SPI_SS_PIN, INCLUSION_MODE_TIME, INCLUSION_MODE_PIN, RADIO_RX_LED_PIN, RADIO_TX_LED_PIN, RADIO_ERROR_LED_PIN);
    
    
    char inputString[MAX_RECEIVE_LENGTH] = "";    // A string to hold incoming commands from serial/ethernet interface
    int inputPos = 0;
    
    void setup()  
    { 
      Ethernet.begin(mac, myIp);
    
      // give the Ethernet interface a second to initialize
      delay(1000);
    
      // Initialize gateway at maximum PA level, channel 70 and callback for write operations 
      gw.begin(RF24_PA_LEVEL_GW, RF24_CHANNEL, RF24_DATARATE, writeEthernet);
    
      // start listening for clients
      server.begin();
    }
    
    // This will be called when data should be written to ethernet 
    void writeEthernet(char *writeBuffer) {
      server.write(writeBuffer);
    }
    
    
    void loop()
    {
      // if an incoming client connects, there will be
      // bytes available to read via the client object
      EthernetClient client = server.available();
    
      if (client) {
          // if got 1 or more bytes
          if (client.available()) {
             // read the bytes incoming from the client
             char inChar = client.read();
    
             if (inputPos<MAX_RECEIVE_LENGTH-1) { 
               // if newline then command is complete
               if (inChar == '\n') {  
                  // a command was issued by the client
                  // we will now try to send it to the actuator
                  inputString[inputPos] = 0;
    
                  // echo the string to the serial port
                  Serial.print(inputString);
    
                  gw.parseAndSend(inputString);
    
                  // clear the string:
                  inputPos = 0;
               } else {  
                 // add it to the inputString:
                 inputString[inputPos] = inChar;
                 inputPos++;
               }
            } else {
               // Incoming message too long. Throw away 
               inputPos = 0;
            }
          }
       }  
       gw.processRadioMessage();    
    }
    


  • Is there anyway i can debug this or add something to the code to enable dhcp. How much space does enabling dhcp take up.


  • Hero Member

    @mscott Have you tried the 5200 without the NRF24 hooked up and some test libraries for it to ensure it is working? I believe you can just use "Ethernet.begin(mac);" and it will try to get an ip address using DHCP. I have a couple of Ethernet modules for my Arduinos, but I haven't used them much, so I'm definitely no expert on them.

    Cheers
    Al


  • Hardware Contributor

    Logon to your router and see if the gw is accepted there. In mine i see the MAC (DE, AD, BE, EF, FE, ED) adress and the IP and a green dot when connected in e device list. Maybe it doesnt accept static IP or IP in the range you choose?

    If that doesnt work, maybe you can try DHCP insted.

    if (Ethernet.begin(mac) == 0) {
                Serial.println("DHCP Failed!");
                while(true);
                }
                Serial.println("Online");
                delay(1000);
                }
    

    Try replace Ethernet.begin(mac, myIp);



  • @Sparkman Thanks for the suggestion. I tested some other example codes and it didn't work either. I found out that the Wiznet 5200 I bought from radioshock does not work with the default Ethernet.h. I had to download Seeedstudios example library and modify their EthernetV2.cpp because it was broken out of the box. I found my solution for the .cpp from reddit and their example code worked afterwards. Then i just replaced Ethernet.h with EthernetV2_0.h and everything ran. As a side note i reinstalled the arduino ide and deleted my Arduino folder and started from scratch so I had reenable soft spi and change the pin 14,15,16 to A0,A1,A2 like suggested in the Disqus comments and now everything works.

    EthernetV2.cpp code after mod:

    #include "w5200.h"
    #include "EthernetV2_0.h"
    #include "DhcpV2_0.h"
    
    // XXX: don't make assumptions about the value of MAX_SOCK_NUM.
    uint8_t EthernetClass::_state[MAX_SOCK_NUM] = { 
      0, 0, 0, 0 };
    uint16_t EthernetClass::_server_port[MAX_SOCK_NUM] = { 
      0, 0, 0, 0 };
    
    int EthernetClass::begin(uint8_t *mac_address)
    {
      _dhcp = new DhcpClass();
    
    
      // Initialise the basic info
      W5100.init();
      W5100.setMACAddress(mac_address);
      W5100.setIPAddress(IPAddress(0,0,0,0).raw_address());
    
      // Now try to get our config info from a DHCP server
      int ret = _dhcp->beginWithDHCP(mac_address);
      if(ret == 1)
      {
        // We've successfully found a DHCP server and got our configuration info, so set things
        // accordingly
        W5100.setIPAddress(_dhcp->getLocalIp().raw_address());
        W5100.setGatewayIp(_dhcp->getGatewayIp().raw_address());
        W5100.setSubnetMask(_dhcp->getSubnetMask().raw_address());
        _dnsServerAddress = _dhcp->getDnsServerIp();
      }
    
      return ret;
    }
    
    void EthernetClass::begin(uint8_t *mac_address, IPAddress local_ip)
    {
      // Assume the DNS server will be the machine on the same network as the local IP
      // but with last octet being '1'
      IPAddress dns_server = local_ip;
      dns_server[3] = 1;
      begin(mac_address, local_ip, dns_server);
    }
    
    void EthernetClass::begin(uint8_t *mac_address, IPAddress local_ip, IPAddress dns_server)
    {
      // Assume the gateway will be the machine on the same network as the local IP
      // but with last octet being '1'
      IPAddress gateway = local_ip;
      gateway[3] = 1;
      begin(mac_address, local_ip, dns_server, gateway);
    }
    
    void EthernetClass::begin(uint8_t *mac_address, IPAddress local_ip, IPAddress dns_server, IPAddress gateway)
    {
      IPAddress subnet(255, 255, 255, 0);
      begin(mac_address, local_ip, dns_server, gateway, subnet);
    }
    
    void EthernetClass::begin(uint8_t *mac, IPAddress local_ip, IPAddress dns_server, IPAddress gateway, IPAddress subnet)
    {
      W5100.init();
      W5100.setMACAddress(mac);
      W5100.setIPAddress(local_ip.raw_address());
      W5100.setGatewayIp(gateway.raw_address());
      W5100.setSubnetMask(subnet.raw_address());
      _dnsServerAddress = dns_server;
    }
    
    int EthernetClass::maintain(){
      int rc = DHCP_CHECK_NONE;
      if(_dhcp != NULL){
        //we have a pointer to dhcp, use it
        rc = _dhcp->checkLease();
        switch ( rc ){
          case DHCP_CHECK_NONE:
            //nothing done
            break;
          case DHCP_CHECK_RENEW_OK:
          case DHCP_CHECK_REBIND_OK:
            //we might have got a new IP.
            W5100.setIPAddress(_dhcp->getLocalIp().raw_address());
            W5100.setGatewayIp(_dhcp->getGatewayIp().raw_address());
            W5100.setSubnetMask(_dhcp->getSubnetMask().raw_address());
            _dnsServerAddress = _dhcp->getDnsServerIp();
            break;
          default:
            //this is actually a error, it will retry though
            break;
        }
      }
      return rc;
    }
    
    IPAddress EthernetClass::localIP()
    {
      IPAddress ret;
      W5100.getIPAddress(ret.raw_address());
      return ret;
    }
    
    IPAddress EthernetClass::subnetMask()
    {
      IPAddress ret;
      W5100.getSubnetMask(ret.raw_address());
      return ret;
    }
    
    IPAddress EthernetClass::gatewayIP()
    {
      IPAddress ret;
      W5100.getGatewayIp(ret.raw_address());
      return ret;
    }
    
    IPAddress EthernetClass::dnsServerIP()
    {
      return _dnsServerAddress;
    }
    
    EthernetClass Ethernet;
    
    


  • @mscott I'm struckling getting my Ethernet shield to work with the VERA lite UI5 plugin. It looks like you were in teh same boot. Is it possible you summarize the sketch and library used to solve your problem?


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