Add Library

libraries/bitluni_ESP32Lib/examples/VGAWiFiTextTerminal/VGAWiFiTextTerminal.ino

@@ -0,0 +1,116 @@
+//This example acts like a websever. It can create an access point or join an existing WiFI network.
+//All text that's entered in the served page will bis displayed on the connected VGA screen.
+//You need to connect a VGA screen cable to the pins specified below.
+//cc by-sa 4.0 license
+//bitluni
+
+#include <stdio.h>
+#include <WiFi.h>
+#include <WebServer.h>
+//ESP32Lib headers
+#include <ESP32Lib.h>
+#include <Ressources/Font6x8.h>
+
+//true: creates an access point, false: connects to an existing wifi
+const bool AccessPointMode = true;
+//wifi credentials (enter yours if you arne not using the AccessPointMode)
+const char *ssid = "VGA";
+const char *password = "";
+
+//pin configuration, change if you need to
+const int redPin = 14;
+const int greenPin = 19;
+const int bluePin = 27;
+const int hsyncPin = 32;
+const int vsyncPin = 33;
+
+//the webserver at pot 80
+WebServer server(80);
+
+//The VGA Device
+VGA3Bit vga;
+
+//include html page
+const char *page =
+#include "page.h"
+	;
+
+///Html page is sent on root
+void sendPage()
+{
+	server.send(200, "text/html", page);
+}
+
+///Received text will be displayed on the screen
+void text()
+{
+	server.send(200, "text/plain", "ok");
+	vga.println(server.arg(0).c_str());
+}
+
+///initialization
+void setup()
+{
+	Serial.begin(115200);
+	//Handle the WiFi AP or STA mode and display results on the screen
+	if (AccessPointMode)
+	{
+		Serial.println("Creating access point...");
+		WiFi.softAP(ssid, password, 6, 0);
+	}
+	else
+	{
+		Serial.print("Connecting to SSID ");
+		Serial.println(ssid);
+		WiFi.begin(ssid, password);
+		while (WiFi.status() != WL_CONNECTED)
+		{
+			delay(500);
+			vga.print(".");
+		}
+	}
+	//start vga on the specified pins
+	vga.init(vga.MODE400x300, redPin, greenPin, bluePin, hsyncPin, vsyncPin);
+	//make the background blue
+	vga.clear(vga.RGBA(0, 0, 255));
+	vga.backColor = vga.RGB(0, 0, 255);
+	//select the font
+	vga.setFont(Font6x8);
+
+	//send page on http://<ip>/
+	server.on("/", sendPage);
+	//receive text on http://<ip>/text
+	server.on("/text", text);
+	//start the server
+	server.begin();
+
+	//display some text header on the screen including the ip
+	vga.clear(vga.RGBA(0, 0, 255));
+	vga.setCursor(0, 0);
+	vga.println("----------------------");
+	vga.println("bitluni's VGA Terminal");
+	if (AccessPointMode)
+	{
+		vga.print("SSID: ");
+		vga.println(ssid);
+		if (strlen(password))
+		{
+			vga.print("password: ");
+			vga.println(password);
+		}
+		vga.println("http://192.168.4.1");
+	}
+	else
+	{
+		vga.print("http://");
+		vga.println(WiFi.localIP().toString().c_str());
+	}
+	vga.println("----------------------");
+}
+
+void loop()
+{
+	//process the server stuff
+	server.handleClient();
+	delay(10);
+}