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114 lines
2.7 KiB
114 lines
2.7 KiB
5 years ago
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/*
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GSM Web Server
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A simple web server that shows the value of the analog input pins.
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using a GSM shield.
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Circuit:
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* GSM shield attached
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* Analog inputs attached to pins A0 through A5 (optional)
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created 8 Mar 2012
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by Tom Igoe
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*/
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// libraries
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#include <GSM.h>
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// PIN Number
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#define PINNUMBER ""
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// APN data
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#define GPRS_APN "GPRS_APN" // replace your GPRS APN
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#define GPRS_LOGIN "login" // replace with your GPRS login
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#define GPRS_PASSWORD "password" // replace with your GPRS password
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// initialize the library instance
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GPRS gprs;
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GSM gsmAccess; // include a 'true' parameter for debug enabled
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GSMServer server(80); // port 80 (http default)
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// timeout
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const unsigned long __TIMEOUT__ = 10 * 1000;
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void setup() {
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// initialize serial communications and wait for port to open:
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Serial.begin(9600);
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while (!Serial) {
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; // wait for serial port to connect. Needed for native USB port only
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}
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// connection state
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boolean notConnected = true;
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// Start GSM shield
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// If your SIM has PIN, pass it as a parameter of begin() in quotes
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while (notConnected) {
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if ((gsmAccess.begin(PINNUMBER) == GSM_READY) &
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(gprs.attachGPRS(GPRS_APN, GPRS_LOGIN, GPRS_PASSWORD) == GPRS_READY)) {
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notConnected = false;
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} else {
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Serial.println("Not connected");
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delay(1000);
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}
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}
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Serial.println("Connected to GPRS network");
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// start server
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server.begin();
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//Get IP.
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IPAddress LocalIP = gprs.getIPAddress();
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Serial.println("Server IP address=");
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Serial.println(LocalIP);
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}
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void loop() {
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// listen for incoming clients
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GSMClient client = server.available();
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if (client) {
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while (client.connected()) {
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if (client.available()) {
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Serial.println("Receiving request!");
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bool sendResponse = false;
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while (char c = client.read()) {
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if (c == '\n') {
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sendResponse = true;
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}
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}
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// if you've gotten to the end of the line (received a newline
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// character)
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if (sendResponse) {
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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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client.println("<html>");
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// output the value of each analog input pin
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for (int analogChannel = 0; analogChannel < 6; analogChannel++) {
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client.print("analog input ");
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client.print(analogChannel);
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client.print(" is ");
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client.print(analogRead(analogChannel));
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client.println("<br />");
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}
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client.println("</html>");
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//necessary delay
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delay(1000);
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client.stop();
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}
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}
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}
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}
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}
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