Add Library

2019-08-09 09:01:56 +07:00 · 2019-08-09 09:01:56 +07:00 · 3c47103b39
commit 3c47103b39
parent e365b9dbd9
318 changed files with 56465 additions and 0 deletions
--- a/libraries/bitluni_ESP32Lib/examples/VGAWiFiTextTerminal/VGAWiFiTextTerminal.ino
+++ b/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);
+}
--- a/libraries/bitluni_ESP32Lib/examples/VGAWiFiTextTerminal/page.h
+++ b/libraries/bitluni_ESP32Lib/examples/VGAWiFiTextTerminal/page.h
@ -0,0 +1,92 @@
+R"(
+<html>
+
+<head>
+	<title>bitluni's VGA text terminal</title>
+	<script>
+		function load() {
+			document.querySelector('#in').focus();
+		}
+
+		function send() {
+			var e = document.querySelector('#in');
+			var xhr = new XMLHttpRequest();
+			xhr.open('POST', '/text');
+			xhr.send(e.value);
+			document.querySelector("#log").innerHTML = e.value + "\n" + document.querySelector("#log").innerHTML;
+			e.value = '';
+		}
+	</script>
+	<style>
+		h1
+			{
+				color: white;
+				background: #800000;
+				padding: 10px;
+				border-radius: 5px;
+				margin-bottom: 5px;
+			}
+			body
+			{
+				font-family: monospace;
+				padding: 0;
+			}
+			input, textarea, button
+			{
+				border-style: solid;
+				border-radius: 3px;
+			}
+			td 
+			{
+				width: auto;
+			}
+			td.min 
+			{
+				width: 1%;
+			}
+			#in{
+				margin-bottom: 10px;
+				width: 100%;
+			}
+			#send{
+				margin-bottom: 10px;
+			}
+			#log
+			{
+				resize: vertical;
+				height: 200px;
+				width: 100%
+			}
+			#area
+			{
+				margin-top: 100px;
+				height: 500px;
+			}
+			table
+			{
+				width: 100%;
+			}
+		  
+		</style>
+</head>
+
+<body onload='load()'>
+	<h1>bitluni's VGA text terminal</h1>
+	<table>
+		<tr>
+			<td><input id='in' type='text' tabindex=1 onchange='send()' autocomplete='off'></td>
+			<td class='min'><button id='send' onclick='send()'>send</button></td>
+		</tr>
+		<tr>
+			<td colspan=2>
+				<textarea id='log' readonly>
+					</textarea>
+			</td>
+		</tr>
+	</table>
+
+</body>
+
+</html>
+
+)"