92 lines
2.6 KiB
C++
92 lines
2.6 KiB
C++
#include <Arduino.h>
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#include <ETH.h>
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/*
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* ETH_CLOCK_GPIO0_IN - default: external clock from crystal oscillator
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* ETH_CLOCK_GPIO0_OUT - 50MHz clock from internal APLL output on GPIO0 - possibly an inverter is needed for LAN8720
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* ETH_CLOCK_GPIO16_OUT - 50MHz clock from internal APLL output on GPIO16 - possibly an inverter is needed for LAN8720
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* ETH_CLOCK_GPIO17_OUT - 50MHz clock from internal APLL inverted output on GPIO17 - tested with LAN8720
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*/
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#define ETH_CLK_MODE ETH_CLOCK_GPIO0_IN // ETH_CLOCK_GPIO17_OUT
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// Pin# of the enable signal for the external crystal oscillator (-1 to disable for internal APLL source)
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#define ETH_POWER_PIN 16
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// Type of the Ethernet PHY (LAN8720 or TLK110)
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#define ETH_TYPE ETH_PHY_LAN8720
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// I²C-address of Ethernet PHY (0 or 1 for LAN8720, 31 for TLK110)
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#define ETH_ADDR 1
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// Pin# of the I²C clock signal for the Ethernet PHY
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#define ETH_MDC_PIN 23
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// Pin# of the I²C IO signal for the Ethernet PHY
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#define ETH_MDIO_PIN 18
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static bool eth_ready = false;
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void WiFiEvent(WiFiEvent_t event) {
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Serial.print("E:");
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Serial.println(event);
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switch (event) {
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case ARDUINO_EVENT_ETH_START:
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Serial.println("ETH Started");
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//set eth hostname here
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ETH.setHostname("esp32-ethernet");
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break;
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case ARDUINO_EVENT_ETH_CONNECTED:
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Serial.println("ETH Connected");
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break;
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case ARDUINO_EVENT_ETH_GOT_IP:
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Serial.print("ETH MAC: ");
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Serial.print(ETH.macAddress());
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Serial.print(", IPv4: ");
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Serial.print(ETH.localIP());
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if (ETH.fullDuplex()) {
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Serial.print(", FULL_DUPLEX");
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}
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Serial.print(", ");
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Serial.print(ETH.linkSpeed());
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Serial.println("Mbps");
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eth_ready = true;
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break;
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case ARDUINO_EVENT_ETH_DISCONNECTED:
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Serial.println("ETH Disconnected");
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eth_ready = false;
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break;
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case ARDUINO_EVENT_ETH_STOP:
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Serial.println("ETH Stopped");
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eth_ready = false;
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break;
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default:
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break;
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}
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}
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void eth_send(const char *data) {
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Serial.print("\nconnecting...");
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WiFiClient client;
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if (!client.connect("10.6.0.1", 2003)) {
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Serial.println("connection failed");
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return;
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}
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client.print(data);
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while (client.connected() && !client.available());
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//long i;
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while (client.available()) {
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// i=i+1;
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Serial.write(client.read());
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// if(i==100){i=0; delay(1);}
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}
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Serial.println("closing connection\n");
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client.stop();
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}
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void eth_begin() {
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WiFi.onEvent(WiFiEvent);
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ETH.begin(ETH_ADDR, ETH_POWER_PIN, ETH_MDC_PIN, ETH_MDIO_PIN, ETH_TYPE, ETH_CLK_MODE);
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}
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