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@jmsaavedra
Last active August 29, 2015 13:58
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//#include <WiFlyHQ.h>
/*
- download visualight library from here:
https://github.com/lpercifield/visualight/releases/download/1.1/Visualight.zip
- unzip, put in the Documents > Arduino > libraries folder
*/
#include <EEPROM.h>
#include <Visualight.h>
//all pin definitions
#define button 7
#define wiflyResetPin 11
#define redLedPin 9
#define greenLedPin 13
#define blueLedPin 10
#define whiteLedPin 5
WiFly wifly; //create WiFly object
/* Change these to match your WiFi network */
const char mySSID[] = "The_Internet";
const char myPassword[] = "JustMach1n3";
/* root host site you want to hit */
//const char site[] = "www.yuchenzhang.com";
const char site[] = "www.jmsaavedra.com";
//const char site[] = "www.google.com";
boolean startCharRecvd = false; // to see if msg is detected in server response
String valueAsString; //store value as a string
void setup() {
pinMode(button, INPUT);
pinMode(whiteLedPin, OUTPUT);
pinMode(wiflyResetPin,OUTPUT);
digitalWrite(wiflyResetPin, HIGH);
Serial.begin(9600); //start up the USB serial port for debugging
//**** FOR DEBUG ONLY ****
while(!Serial){ //-- WILL WAIT FOR SERIAL MONITOR TO OPEN
; // BEFORE CONTINUING WITH ANY CODE
} //-- REMOVE THIS SECTION WHEN INSTALLING FOR REAL
//**** END DEBUG ****
Serial.println("Starting");
int freeMem = wifly.getFreeMemory();
Serial.println(freeMem);
Serial1.begin(9600); //start up the Serial1 port for communication with WiFly
if (!wifly.begin(&Serial1,&Serial)) {
Serial.println("*** Failed to start wifly ***");
}
if (wifly.getFlushTimeout() != 15) { //this will run every time
Serial.println("--> Restoring flush timeout to 10msecs");
wifly.setFlushTimeout(10); //we want it to be set to 10ms
Serial.println("--> WiFly Factory Restore");
wifly.factoryRestore();
wifly.save();
wifly.reboot();
}
/* Join wifi network if not already associated */
if (!wifly.isAssociated()) {
/* Setup the WiFly to connect to a wifi network */
Serial.println("Joining network");
wifly.setSSID(mySSID);
wifly.setPassphrase(myPassword);
wifly.enableDHCP();
while(!wifly.join()){
Serial.println("Failed to join wifi network");
Serial.println("trying again >>");
delay(3000);
}
}
else {
Serial.println("Already joined network");
}
char buf[32];
Serial.print("MAC: ");
Serial.println(wifly.getMAC(buf, sizeof(buf)));
Serial.print("IP: ");
Serial.println(wifly.getIP(buf, sizeof(buf)));
Serial.print("Netmask: ");
Serial.println(wifly.getNetmask(buf, sizeof(buf)));
Serial.print("Gateway: ");
Serial.println(wifly.getGateway(buf, sizeof(buf)));
wifly.setDeviceID("Wifly-WebClient");
Serial.print("DeviceID: ");
Serial.println(wifly.getDeviceID(buf, sizeof(buf)));
if (wifly.isConnected()) {
Serial.println("Old connection active. Closing");
wifly.close();
}
checkMyWebsite(); //initial call to server
}
void loop() {
if(digitalRead(button)==HIGH){ /*check for button press*/
delay(2000); //to prevent "double clicks"
checkMyWebsite(); //check the website!
}
/* here you need to create a timer that calls checkMyWebsite()
every 1 minute or every 5 minutes, however frequently as needed */
while (wifly.available() > 0) { /* check to see if there is any data recvd by wifly */
char ch = wifly.read();
Serial.write(ch);
if (ch == '\n') { /* if new line char */
Serial.write('\r'); /* add a carriage return */
}
if (ch == '!'){
startCharRecvd = false;
setLightColor(valueAsString);
valueAsString = "";
break;
}
if(startCharRecvd) valueAsString += ch;
if (ch == '#') startCharRecvd = true;
}
if (Serial.available() > 0) {
wifly.write(Serial.read());
}
}
/* function to change LED color after receiving a new value */
void setLightColor(String color){
int colorVal = color.toInt(); //convert string to int
Serial.print("-->COLORVAL: ");
Serial.println(colorVal);
// here is where you change the LED values!
// hint: use colorVal
analogWrite(redLedPin, colorVal);
}
/* function that requests data from server */
void checkMyWebsite() {
Serial.println("\r-->start request from server");
String host(site);
if (wifly.open(site, 80)) {
Serial.print("Connected to ");
Serial.println(site);
/* Send the request */
//point wifly to correct folder directory on the server
wifly.println("GET /teaching/wiflydev/index.php/ HTTP/1.1"); //change me!
wifly.println("Host: " + host);
wifly.println("Connection: close");
wifly.println();
} else {
Serial.println("Failed to connect to the website");
}
}
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