173 lines
3.9 KiB
C++
173 lines
3.9 KiB
C++
#include <Arduino.h>
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#include <WiFi.h>
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#include "W5500Device.h"
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#include "../Pins.h"
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#include "../PreferencesKeys.h"
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#include "../Logger.h"
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W5500Device::W5500Device(const String &hostname, Preferences* preferences)
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: NetworkDevice(hostname),
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_preferences(preferences)
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{
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initializeMacAddress(_mac);
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Log->print("MAC Adress: ");
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for(int i=0; i < 6; i++)
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{
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if(_mac[i] < 10)
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{
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Log->print(F("0"));
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}
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Log->print(_mac[i], 16);
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if(i < 5)
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{
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Log->print(F(":"));
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}
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}
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Log->println();
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}
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W5500Device::~W5500Device()
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{}
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void W5500Device::initialize()
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{
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WiFi.mode(WIFI_OFF);
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resetDevice();
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Ethernet.init(ETHERNET_CS_PIN);
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_ethClient = new EthernetClient();
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_mqttClient = new PubSubClient(*_ethClient);
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_mqttClient->setBufferSize(_mqttMaxBufferSize);
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Log = new MqttLogger(*_mqttClient, "nuki/log");
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reconnect();
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}
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bool W5500Device::reconnect()
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{
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_hasDHCPAddress = false;
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// start the Ethernet connection:
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Log->println(F("Initialize Ethernet with DHCP:"));
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int dhcpRetryCnt = 0;
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while(dhcpRetryCnt < 3)
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{
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Log->print(F("DHCP connect try #"));
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Log->print(dhcpRetryCnt);
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Log->println();
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dhcpRetryCnt++;
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if (Ethernet.begin(_mac, 1000, 1000) == 0)
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{
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Log->println(F("Failed to configure Ethernet using DHCP"));
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// Check for Ethernet hardware present
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if (Ethernet.hardwareStatus() == EthernetNoHardware)
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{
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Log->println(F("Ethernet module not found"));
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}
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if (Ethernet.linkStatus() == LinkOFF)
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{
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Log->println(F("Ethernet cable is not connected."));
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}
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IPAddress ip;
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ip.fromString("192.168.4.1");
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IPAddress subnet;
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subnet.fromString("255.255.255.0");
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// try to congifure using IP address instead of DHCP:
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Ethernet.begin(_mac, ip);
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Ethernet.setSubnetMask(subnet);
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delay(1000);
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}
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else
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{
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_hasDHCPAddress = true;
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dhcpRetryCnt = 1000;
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Log->print(F(" DHCP assigned IP "));
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Log->println(Ethernet.localIP());
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}
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}
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return _hasDHCPAddress;
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}
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void W5500Device::reconfigure()
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{
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Log->println(F("Reconfigure W5500 not implemented."));
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}
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void W5500Device::resetDevice()
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{
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Log->println(F("Resetting network hardware."));
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pinMode(ETHERNET_RESET_PIN, OUTPUT);
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digitalWrite(ETHERNET_RESET_PIN, HIGH);
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delay(250);
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digitalWrite(ETHERNET_RESET_PIN, LOW);
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delay(50);
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digitalWrite(ETHERNET_RESET_PIN, HIGH);
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delay(1500);
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}
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void W5500Device::printError()
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{
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Log->print(F("Free Heap: "));
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Log->println(ESP.getFreeHeap());
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}
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PubSubClient *W5500Device::mqttClient()
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{
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return _mqttClient;
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}
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bool W5500Device::isConnected()
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{
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return Ethernet.linkStatus() == EthernetLinkStatus::LinkON && _maintainResult == 0 && _hasDHCPAddress;
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}
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void W5500Device::initializeMacAddress(byte *mac)
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{
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memset(mac, 0, 6);
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mac[0] = 0x00; // wiznet prefix
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mac[1] = 0x08; // wiznet prefix
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mac[2] = 0xDC; // wiznet prefix
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if(_preferences->getBool(preference_has_mac_saved))
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{
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mac[3] = _preferences->getChar(preference_has_mac_byte_0);
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mac[4] = _preferences->getChar(preference_has_mac_byte_1);
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mac[5] = _preferences->getChar(preference_has_mac_byte_2);
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}
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else
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{
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mac[3] = random(0,255);
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mac[4] = random(0,255);
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mac[5] = random(0,255);
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_preferences->putChar(preference_has_mac_byte_0, mac[3]);
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_preferences->putChar(preference_has_mac_byte_1, mac[4]);
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_preferences->putChar(preference_has_mac_byte_2, mac[5]);
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_preferences->putBool(preference_has_mac_saved, true);
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}
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}
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void W5500Device::update()
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{
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_maintainResult = Ethernet.maintain();
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}
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int8_t W5500Device::signalStrength()
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{
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return 127;
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}
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