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mirror of https://github.com/esp8266/Arduino.git synced 2025-08-05 13:16:13 +03:00

WiFi Shield examples: added the firmware version check

This commit is contained in:
Fede85
2014-02-06 18:40:48 +01:00
parent b415903b69
commit 5dfafe7847
13 changed files with 406 additions and 362 deletions

View File

@@ -12,7 +12,8 @@
modified 31 May 2012 modified 31 May 2012
by Tom Igoe by Tom Igoe
*/ */
#include <WiFi.h> #include <SPI.h>
#include <WiFi.h>
char ssid[] = "yourNetwork"; // the name of your network char ssid[] = "yourNetwork"; // the name of your network
int status = WL_IDLE_STATUS; // the Wifi radio's status int status = WL_IDLE_STATUS; // the Wifi radio's status
@@ -28,9 +29,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to open SSID: "); Serial.print("Attempting to connect to open SSID: ");
@@ -64,17 +69,17 @@ void printWifiData() {
byte mac[6]; byte mac[6];
WiFi.macAddress(mac); WiFi.macAddress(mac);
Serial.print("MAC address: "); Serial.print("MAC address: ");
Serial.print(mac[5],HEX); Serial.print(mac[5], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[4],HEX); Serial.print(mac[4], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[3],HEX); Serial.print(mac[3], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[2],HEX); Serial.print(mac[2], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[1],HEX); Serial.print(mac[1], HEX);
Serial.print(":"); Serial.print(":");
Serial.println(mac[0],HEX); Serial.println(mac[0], HEX);
// print your subnet mask: // print your subnet mask:
IPAddress subnet = WiFi.subnetMask(); IPAddress subnet = WiFi.subnetMask();
@@ -96,17 +101,17 @@ void printCurrentNet() {
byte bssid[6]; byte bssid[6];
WiFi.BSSID(bssid); WiFi.BSSID(bssid);
Serial.print("BSSID: "); Serial.print("BSSID: ");
Serial.print(bssid[5],HEX); Serial.print(bssid[5], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[4],HEX); Serial.print(bssid[4], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[3],HEX); Serial.print(bssid[3], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[2],HEX); Serial.print(bssid[2], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[1],HEX); Serial.print(bssid[1], HEX);
Serial.print(":"); Serial.print(":");
Serial.println(bssid[0],HEX); Serial.println(bssid[0], HEX);
// print the received signal strength: // print the received signal strength:
long rssi = WiFi.RSSI(); long rssi = WiFi.RSSI();
@@ -116,6 +121,6 @@ void printCurrentNet() {
// print the encryption type: // print the encryption type:
byte encryption = WiFi.encryptionType(); byte encryption = WiFi.encryptionType();
Serial.print("Encryption Type:"); Serial.print("Encryption Type:");
Serial.println(encryption,HEX); Serial.println(encryption, HEX);
} }

View File

@@ -22,6 +22,7 @@
modified 31 May 2012 modified 31 May 2012
by Tom Igoe by Tom Igoe
*/ */
#include <SPI.h>
#include <WiFi.h> #include <WiFi.h>
char ssid[] = "yourNetwork"; // your network SSID (name) char ssid[] = "yourNetwork"; // your network SSID (name)
@@ -40,9 +41,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to WEP network, SSID: "); Serial.print("Attempting to connect to WEP network, SSID: ");
@@ -76,17 +81,17 @@ void printWifiData() {
byte mac[6]; byte mac[6];
WiFi.macAddress(mac); WiFi.macAddress(mac);
Serial.print("MAC address: "); Serial.print("MAC address: ");
Serial.print(mac[5],HEX); Serial.print(mac[5], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[4],HEX); Serial.print(mac[4], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[3],HEX); Serial.print(mac[3], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[2],HEX); Serial.print(mac[2], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[1],HEX); Serial.print(mac[1], HEX);
Serial.print(":"); Serial.print(":");
Serial.println(mac[0],HEX); Serial.println(mac[0], HEX);
} }
void printCurrentNet() { void printCurrentNet() {
@@ -98,17 +103,17 @@ void printCurrentNet() {
byte bssid[6]; byte bssid[6];
WiFi.BSSID(bssid); WiFi.BSSID(bssid);
Serial.print("BSSID: "); Serial.print("BSSID: ");
Serial.print(bssid[5],HEX); Serial.print(bssid[5], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[4],HEX); Serial.print(bssid[4], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[3],HEX); Serial.print(bssid[3], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[2],HEX); Serial.print(bssid[2], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[1],HEX); Serial.print(bssid[1], HEX);
Serial.print(":"); Serial.print(":");
Serial.println(bssid[0],HEX); Serial.println(bssid[0], HEX);
// print the received signal strength: // print the received signal strength:
long rssi = WiFi.RSSI(); long rssi = WiFi.RSSI();
@@ -118,7 +123,7 @@ void printCurrentNet() {
// print the encryption type: // print the encryption type:
byte encryption = WiFi.encryptionType(); byte encryption = WiFi.encryptionType();
Serial.print("Encryption Type:"); Serial.print("Encryption Type:");
Serial.println(encryption,HEX); Serial.println(encryption, HEX);
Serial.println(); Serial.println();
} }

View File

@@ -12,7 +12,8 @@
modified 31 May 2012 modified 31 May 2012
by Tom Igoe by Tom Igoe
*/ */
#include <WiFi.h> #include <SPI.h>
#include <WiFi.h>
char ssid[] = "yourNetwork"; // your network SSID (name) char ssid[] = "yourNetwork"; // your network SSID (name)
char pass[] = "secretPassword"; // your network password char pass[] = "secretPassword"; // your network password
@@ -29,9 +30,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to WPA SSID: "); Serial.print("Attempting to connect to WPA SSID: ");
@@ -67,17 +72,17 @@ void printWifiData() {
byte mac[6]; byte mac[6];
WiFi.macAddress(mac); WiFi.macAddress(mac);
Serial.print("MAC address: "); Serial.print("MAC address: ");
Serial.print(mac[5],HEX); Serial.print(mac[5], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[4],HEX); Serial.print(mac[4], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[3],HEX); Serial.print(mac[3], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[2],HEX); Serial.print(mac[2], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[1],HEX); Serial.print(mac[1], HEX);
Serial.print(":"); Serial.print(":");
Serial.println(mac[0],HEX); Serial.println(mac[0], HEX);
} }
@@ -90,17 +95,17 @@ void printCurrentNet() {
byte bssid[6]; byte bssid[6];
WiFi.BSSID(bssid); WiFi.BSSID(bssid);
Serial.print("BSSID: "); Serial.print("BSSID: ");
Serial.print(bssid[5],HEX); Serial.print(bssid[5], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[4],HEX); Serial.print(bssid[4], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[3],HEX); Serial.print(bssid[3], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[2],HEX); Serial.print(bssid[2], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(bssid[1],HEX); Serial.print(bssid[1], HEX);
Serial.print(":"); Serial.print(":");
Serial.println(bssid[0],HEX); Serial.println(bssid[0], HEX);
// print the received signal strength: // print the received signal strength:
long rssi = WiFi.RSSI(); long rssi = WiFi.RSSI();
@@ -110,7 +115,7 @@ void printCurrentNet() {
// print the encryption type: // print the encryption type:
byte encryption = WiFi.encryptionType(); byte encryption = WiFi.encryptionType();
Serial.print("Encryption Type:"); Serial.print("Encryption Type:");
Serial.println(encryption,HEX); Serial.println(encryption, HEX);
Serial.println(); Serial.println();
} }

View File

@@ -29,9 +29,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// Print WiFi MAC address: // Print WiFi MAC address:
printMacAddress(); printMacAddress();
@@ -54,17 +58,17 @@ void printMacAddress() {
// print your MAC address: // print your MAC address:
WiFi.macAddress(mac); WiFi.macAddress(mac);
Serial.print("MAC: "); Serial.print("MAC: ");
Serial.print(mac[5],HEX); Serial.print(mac[5], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[4],HEX); Serial.print(mac[4], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[3],HEX); Serial.print(mac[3], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[2],HEX); Serial.print(mac[2], HEX);
Serial.print(":"); Serial.print(":");
Serial.print(mac[1],HEX); Serial.print(mac[1], HEX);
Serial.print(":"); Serial.print(":");
Serial.println(mac[0],HEX); Serial.println(mac[0], HEX);
} }
void listNetworks() { void listNetworks() {
@@ -74,7 +78,7 @@ void listNetworks() {
if (numSsid == -1) if (numSsid == -1)
{ {
Serial.println("Couldn't get a wifi connection"); Serial.println("Couldn't get a wifi connection");
while(true); while (true);
} }
// print the list of networks seen: // print the list of networks seen:
@@ -82,7 +86,7 @@ void listNetworks() {
Serial.println(numSsid); Serial.println(numSsid);
// print the network number and name for each network found: // print the network number and name for each network found:
for (int thisNet = 0; thisNet<numSsid; thisNet++) { for (int thisNet = 0; thisNet < numSsid; thisNet++) {
Serial.print(thisNet); Serial.print(thisNet);
Serial.print(") "); Serial.print(") ");
Serial.print(WiFi.SSID(thisNet)); Serial.print(WiFi.SSID(thisNet));

View File

@@ -37,9 +37,13 @@ void setup() {
// check for the presence of the shield: // check for the presence of the shield:
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
while(true); // don't continue while (true); // don't continue
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to Network named: "); Serial.print("Attempting to connect to Network named: ");

View File

@@ -44,9 +44,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to SSID: "); Serial.print("Attempting to connect to SSID: ");
@@ -57,11 +61,12 @@ void setup() {
// wait 10 seconds for connection: // wait 10 seconds for connection:
delay(10000); delay(10000);
} }
// start the server: // start the server:
server.begin(); server.begin();
// you're connected now, so print out the status: // you're connected now, so print out the status:
printWifiStatus(); printWifiStatus();
} }
void loop() { void loop() {

View File

@@ -48,9 +48,12 @@ void setup()
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
@@ -79,7 +82,7 @@ void loop()
if ( Udp.parsePacket() ) { if ( Udp.parsePacket() ) {
Serial.println("packet received"); Serial.println("packet received");
// We've received a packet, read the data from it // We've received a packet, read the data from it
Udp.read(packetBuffer,NTP_PACKET_SIZE); // read the packet into the buffer Udp.read(packetBuffer, NTP_PACKET_SIZE); // read the packet into the buffer
//the timestamp starts at byte 40 of the received packet and is four bytes, //the timestamp starts at byte 40 of the received packet and is four bytes,
// or two words, long. First, esxtract the two words: // or two words, long. First, esxtract the two words:
@@ -116,7 +119,7 @@ void loop()
// In the first 10 seconds of each minute, we'll want a leading '0' // In the first 10 seconds of each minute, we'll want a leading '0'
Serial.print('0'); Serial.print('0');
} }
Serial.println(epoch %60); // print the second Serial.println(epoch % 60); // print the second
} }
// wait ten seconds before asking for the time again // wait ten seconds before asking for the time again
delay(10000); delay(10000);
@@ -147,7 +150,7 @@ unsigned long sendNTPpacket(IPAddress& address)
// you can send a packet requesting a timestamp: // you can send a packet requesting a timestamp:
Udp.beginPacket(address, 123); //NTP requests are to port 123 Udp.beginPacket(address, 123); //NTP requests are to port 123
//Serial.println("4"); //Serial.println("4");
Udp.write(packetBuffer,NTP_PACKET_SIZE); Udp.write(packetBuffer, NTP_PACKET_SIZE);
//Serial.println("5"); //Serial.println("5");
Udp.endPacket(); Udp.endPacket();
//Serial.println("6"); //Serial.println("6");

View File

@@ -41,9 +41,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to SSID: "); Serial.print("Attempting to connect to SSID: ");
@@ -66,7 +70,7 @@ void loop() {
// if there's data available, read a packet // if there's data available, read a packet
int packetSize = Udp.parsePacket(); int packetSize = Udp.parsePacket();
if(packetSize) if (packetSize)
{ {
Serial.print("Received packet of size "); Serial.print("Received packet of size ");
Serial.println(packetSize); Serial.println(packetSize);
@@ -77,8 +81,8 @@ void loop() {
Serial.println(Udp.remotePort()); Serial.println(Udp.remotePort());
// read the packet into packetBufffer // read the packet into packetBufffer
int len = Udp.read(packetBuffer,255); int len = Udp.read(packetBuffer, 255);
if (len >0) packetBuffer[len]=0; if (len > 0) packetBuffer[len] = 0;
Serial.println("Contents:"); Serial.println("Contents:");
Serial.println(packetBuffer); Serial.println(packetBuffer);

View File

@@ -50,9 +50,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while (status != WL_CONNECTED) { while (status != WL_CONNECTED) {
Serial.print("Attempting to connect to SSID: "); Serial.print("Attempting to connect to SSID: ");
@@ -93,7 +97,7 @@ void loop() {
client.stop(); client.stop();
// do nothing forevermore: // do nothing forevermore:
while(true); while (true);
} }
} }

View File

@@ -1,15 +1,17 @@
/* /*
Repeating Wifi Web client Repeating Wifi Web Client
This sketch connects to a a web server and makes a request This sketch connects to a a web server and makes a request
using an Arduino Wifi shield. using an Arduino Wifi shield.
Circuit: Circuit:
* Wifi shield attached to pins 10, 11, 12, 13 * WiFi shield attached to pins SPI pins and pin 7
created 23 April 2012 created 23 April 2012
modifide 31 May 2012 modified 31 May 2012
by Tom Igoe by Tom Igoe
modified 13 Jan 2014
by Federico Vanzati
http://arduino.cc/en/Tutorial/WifiWebClientRepeating http://arduino.cc/en/Tutorial/WifiWebClientRepeating
This code is in the public domain. This code is in the public domain.
@@ -32,8 +34,7 @@ char server[] = "www.arduino.cc";
//IPAddress server(64,131,82,241); //IPAddress server(64,131,82,241);
unsigned long lastConnectionTime = 0; // last time you connected to the server, in milliseconds unsigned long lastConnectionTime = 0; // last time you connected to the server, in milliseconds
boolean lastConnected = false; // state of the connection last time through the main loop const unsigned long postingInterval = 10L * 1000L; // delay between updates, in milliseconds
const unsigned long postingInterval = 10*1000; // delay between updates, in milliseconds
void setup() { void setup() {
//Initialize serial and wait for port to open: //Initialize serial and wait for port to open:
@@ -46,9 +47,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to SSID: "); Serial.print("Attempting to connect to SSID: ");
@@ -72,33 +77,27 @@ void loop() {
Serial.write(c); Serial.write(c);
} }
// if there's no net connection, but there was one last time // if ten seconds have passed since your last connection,
// through the loop, then stop the client: // then connect again and send data:
if (!client.connected() && lastConnected) { if (millis() - lastConnectionTime > postingInterval) {
Serial.println();
Serial.println("disconnecting.");
client.stop();
}
// if you're not connected, and ten seconds have passed since
// your last connection, then connect again and send data:
if(!client.connected() && (millis() - lastConnectionTime > postingInterval)) {
httpRequest(); httpRequest();
} }
// store the state of the connection for next time through
// the loop:
lastConnected = client.connected();
} }
// this method makes a HTTP connection to the server: // this method makes a HTTP connection to the server:
void httpRequest() { void httpRequest() {
// close any connection before send a new request.
// This will free the socket on the WiFi shield
client.stop();
// if there's a successful connection: // if there's a successful connection:
if (client.connect(server, 80)) { if (client.connect(server, 80)) {
Serial.println("connecting..."); Serial.println("connecting...");
// send the HTTP PUT request: // send the HTTP PUT request:
client.println("GET /latest.txt HTTP/1.1"); client.println("GET /latest.txt HTTP/1.1");
client.println("Host: www.arduino.cc"); client.println("Host: www.arduino.cc");
client.println("User-Agent: arduino-ethernet"); client.println("User-Agent: ArduinoWiFi/1.1");
client.println("Connection: close"); client.println("Connection: close");
client.println(); client.println();
@@ -108,8 +107,6 @@ void httpRequest() {
else { else {
// if you couldn't make a connection: // if you couldn't make a connection:
Serial.println("connection failed"); Serial.println("connection failed");
Serial.println("disconnecting.");
client.stop();
} }
} }
@@ -132,7 +129,3 @@ void printWifiStatus() {
} }

View File

@@ -41,9 +41,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to SSID: "); Serial.print("Attempting to connect to SSID: ");

View File

@@ -58,9 +58,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to SSID: "); Serial.print("Attempting to connect to SSID: ");
@@ -98,7 +102,7 @@ void loop() {
// if you're not connected, and ten seconds have passed since // if you're not connected, and ten seconds have passed since
// your last connection, then connect again and send data: // your last connection, then connect again and send data:
if(!client.connected() && (millis() - lastConnectionTime > postingInterval)) { if (!client.connected() && (millis() - lastConnectionTime > postingInterval)) {
sendData(sensorReading); sendData(sensorReading);
} }
// store the state of the connection for next time through // store the state of the connection for next time through
@@ -160,9 +164,9 @@ int getLength(int someValue) {
// continually divide the value by ten, // continually divide the value by ten,
// adding one to the digit count for each // adding one to the digit count for each
// time you divide, until you're at 0: // time you divide, until you're at 0:
int dividend = someValue /10; int dividend = someValue / 10;
while (dividend > 0) { while (dividend > 0) {
dividend = dividend /10; dividend = dividend / 10;
digits++; digits++;
} }
// return the number of digits: // return the number of digits:

View File

@@ -63,9 +63,13 @@ void setup() {
if (WiFi.status() == WL_NO_SHIELD) { if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present"); Serial.println("WiFi shield not present");
// don't continue: // don't continue:
while(true); while (true);
} }
String fv = WiFi.firmwareVersion();
if ( fv != "1.1.0" )
Serial.println("Please upgrade the firmware");
// attempt to connect to Wifi network: // attempt to connect to Wifi network:
while ( status != WL_CONNECTED) { while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to SSID: "); Serial.print("Attempting to connect to SSID: ");
@@ -112,7 +116,7 @@ void loop() {
// if you're not connected, and ten seconds have passed since // if you're not connected, and ten seconds have passed since
// your last connection, then connect again and send data: // your last connection, then connect again and send data:
if(!client.connected() && (millis() - lastConnectionTime > postingInterval)) { if (!client.connected() && (millis() - lastConnectionTime > postingInterval)) {
sendData(dataString); sendData(dataString);
} }
// store the state of the connection for next time through // store the state of the connection for next time through