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https://github.com/m5stack/M5Module-LAN-13.2.git
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sean
141 lines
4.5 KiB
Arduino
141 lines
4.5 KiB
Arduino
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/**
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* @file WebServer.ino
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* @author SeanKwok (shaoxiang@m5stack.com)
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* @brief webserver example
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* @version 0.1
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* @date 2023-10-26
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*
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*
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* @Hardwares: M5Core/Core2/CoreS3 + LAN Module 13.2
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* @Platform Version: Arduino M5Stack Board Manager v2.0.7
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* @Dependent Library:
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* M5_Ethernet: https://github.com/m5stack/M5-Ethernet
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* M5Unified: https://github.com/m5stack/M5Unified
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* M5GFX: https://github.com/m5stack/M5GFX
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*/
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#include <M5Unified.h>
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#include <M5GFX.h>
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#include <SPI.h>
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#include <M5Module_LAN.h>
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#define THEME_COLOR 0x0760
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uint8_t cs_pin;
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uint8_t rst_pin;
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uint8_t int_pin;
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byte mac[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0x89};
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IPAddress ip(192, 168, 1, 177);
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M5Module_LAN LAN;
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EthernetServer server(80);
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int screen_height;
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int screen_width;
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void setup() {
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M5.begin();
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M5.Display.begin();
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M5.Display.setTextDatum(middle_center);
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M5.Display.setTextColor(WHITE);
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M5.Display.setTextFont(&fonts::FreeSansBoldOblique18pt7b);
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screen_height = M5.Display.height();
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screen_width = M5.Display.width();
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M5.Display.fillSmoothRoundRect(2, screen_height / 2 - 20, screen_width - 4,
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40, 4, THEME_COLOR);
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M5.Display.drawString("Wait For Ethernet", screen_width / 2,
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screen_height / 2);
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m5::board_t board = M5.getBoard();
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switch (board) {
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case m5::board_t::board_M5Stack: {
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cs_pin = 5;
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rst_pin = 0;
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int_pin = 35;
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} break;
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case m5::board_t::board_M5StackCore2: {
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cs_pin = 33;
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rst_pin = 0;
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int_pin = 35;
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} break;
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case m5::board_t::board_M5StackCoreS3: {
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cs_pin = 1;
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rst_pin = 0;
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int_pin = 10;
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} break;
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}
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SPI.begin(SCK, MISO, MOSI, -1);
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LAN.setResetPin(rst_pin);
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LAN.reset();
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LAN.init(cs_pin);
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while (LAN.begin(mac) != 1) {
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Serial.println("Error getting IP address via DHCP, trying again...");
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delay(2000);
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}
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// start the server
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server.begin();
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Serial.print("server is at ");
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Serial.println(Ethernet.localIP());
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M5.Display.drawString("server is at:", screen_width / 2,
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screen_height / 2 - 40);
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M5.Display.fillSmoothRoundRect(2, screen_height / 2 - 20, screen_width - 4,
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40, 4, THEME_COLOR);
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M5.Display.drawString(Ethernet.localIP().toString().c_str(),
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screen_width / 2, screen_height / 2);
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}
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void loop() {
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// listen for incoming clients
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EthernetClient client = server.available();
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if (client) {
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Serial.println("new client");
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// an http request ends with a blank line
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boolean currentLineIsBlank = true;
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while (client.connected()) {
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if (client.available()) {
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char c = client.read();
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Serial.write(c);
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// if you've gotten to the end of the line (received a newline
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// character) and the line is blank, the http request has ended,
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// so you can send a reply
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if (c == '\n' && currentLineIsBlank) {
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// send a standard http response header
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client.println("HTTP/1.1 200 OK");
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client.println("Content-Type: text/html");
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client.println(
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"Connection: close"); // the connection will be closed
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// after completion of the
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// response
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client.println("Refresh: 5"); // refresh the page
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// automatically every 5 sec
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client.println();
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client.println("<!DOCTYPE HTML>");
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client.println("<html>");
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client.print("<h2>Hello M5Stack LAN Module!</h2>");
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client.println("</html>");
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break;
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}
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if (c == '\n') {
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// you're starting a new line
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currentLineIsBlank = true;
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} else if (c != '\r') {
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// you've gotten a character on the current line
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currentLineIsBlank = false;
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}
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}
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}
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// give the web browser time to receive the data
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delay(1);
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// close the connection:
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client.stop();
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Serial.println("client disconnected");
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}
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}
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