As the "Subject Line" states, when I use my 12v input my wifi fails to boot up. Additionally I have attached my code and diagram for review. Is it my program or wiring that fails? Thanks for looking.
#include "WiFi.h"
// Replace with your network credentials
const char* ssid = "ehh";
const char* password = "Dehhrm";
// Set web server port number to 80
WiFiServer server(80);
// Variable to store the HTTP request
String header;
// Auxiliar variable to store the current output state
String outputState = "off"; //initially set to off
String outputDirection = "n/a"; //initially no direction
// Shade Inputs
const int LSUin = 16;
const int LSDin = 17;
const int RSUin = 18;
const int RSDin = 19;
const int LSU = 21;
const int LSD = 22;
const int RSU = 23;
const int RSD = 25;
void connectToWifi(){
// Connect to Wi-Fi network with SSID and password
Serial.print("Connecting to ");
Serial.println(ssid);
WiFi.begin(ssid, password);
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
// Print local IP address and start web server
Serial.println("");
Serial.println("WiFi connected.");
Serial.println("IP address: ");
Serial.println(WiFi.localIP());
server.begin();
}
void setup() {
// put your setup code here, to run once:
pinMode(RSU, OUTPUT);
pinMode(RSD, OUTPUT);
pinMode(LSU, OUTPUT);
pinMode(LSD, OUTPUT);
pinMode(LSUin, INPUT);
pinMode(LSDin, INPUT);
pinMode(RSUin, INPUT);
pinMode(RSDin, INPUT);
stopMotors(); //ensure motors are off on initialization
Serial.begin(115200);
connectToWifi(); //rui example
}
void stopMotors(){
Serial.println("stop...");
digitalWrite(LSU, LOW);
digitalWrite(LSD, LOW);
digitalWrite(RSU, LOW);
digitalWrite(RSD, LOW);
}
void leftup(){
Serial.println("left up...");
digitalWrite(LSU, HIGH);
digitalWrite(LSD, LOW);
digitalWrite(RSU, LOW);
digitalWrite(RSD, LOW);
}
void leftstop(){
Serial.println("left stop...");
digitalWrite(LSU, LOW);
digitalWrite(LSD, LOW);
digitalWrite(RSU, LOW);
digitalWrite(RSD, LOW);
}
void leftdown(){
Serial.println("left down...");
digitalWrite(LSU, LOW);
digitalWrite(LSD, HIGH);
digitalWrite(RSU, LOW);
digitalWrite(RSD, LOW);
}
void rightup(){
Serial.println("right up...");
digitalWrite(RSU, HIGH);
digitalWrite(RSD, LOW);
digitalWrite(LSU, LOW);
digitalWrite(LSD, LOW);
}
void rightstop(){
Serial.println("right stop...");
digitalWrite(RSU, LOW);
digitalWrite(RSD, LOW);
digitalWrite(LSU, LOW);
digitalWrite(LSD, LOW);
}
void rightdown(){
Serial.println("right down...");
digitalWrite(RSU, LOW);
digitalWrite(RSD, HIGH);
digitalWrite(LSU, LOW);
digitalWrite(LSD, LOW);
}
//Create a web server on local network address
void createWebServer(){
WiFiClient client = server.available(); // Listen for incoming clients
if (client) { // If a new client connects,
Serial.println("New Client."); // print a message out in the serial port
String currentLine = ""; // make a String to hold incoming data from the client
while (client.connected()) { // loop while the client's connected
if (client.available()) { // if there's bytes to read from the client,
char c = client.read(); // read a byte, then
Serial.write(c); // print it out the serial monitor
header += c;
if (c == '\n') { // if the byte is a newline character
// if the current line is blank, you got two newline characters in a row.
// that's the end of the client HTTP request, so send a response:
if (currentLine.length() == 0) {
// HTTP headers always start with a response code (e.g. HTTP/1.1 200 OK)
// and a content-type so the client knows what's coming, then a blank line:
client.println("HTTP/1.1 200 OK");
client.println("Content-type:text/html");
client.println("Connection: close");
client.println();
// Motor Control (On & Off)
if (header.indexOf("GET /control/leftup") >= 0) {
outputState = "LEFT SIDE ON";
outputDirection = "Moving Left Side UP";
leftup();
} else if (header.indexOf("GET /control/leftstop") >= 0) {
outputState = "LEFT SIDE OFF";
outputDirection = "LEFT STOPPED";
leftstop();
} else if (header.indexOf("GET /control/leftdown") >= 0) {
outputState = "LEFT SIDE ON";
outputDirection = "Moving Left Side Down";
leftdown();
} else if (header.indexOf("GET /control/rightup") >= 0) {
outputState = "RIGHT SIDE ON";
outputDirection = "Moving Right Side UP";
rightup();
} else if (header.indexOf("GET /control/rightstop") >= 0) {
outputState = "RIGHT SIDE OFF";
outputDirection = "RIGHT STOPPED";
rightstop();
} else if (header.indexOf("GET /control/rightdown") >= 0) {
outputState = "RIGHT SIDE ON";
outputDirection = "Moving Right Side Down";
rightdown();
} else if (header.indexOf("GET /control/stop") >= 0) {
outputState = "ALL OFF";
outputDirection = "Shades Stopped";
stopMotors();
}
// Display the HTML web page
client.println("<!DOCTYPE html><html>");
client.println("<head><meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">");
client.println("<link rel=\"icon\" href=\"data:,\">");
// CSS to style the on/off buttons
// Feel free to change the background-color and font-size attributes to fit your preferences
client.println("<style>html { font-family: Helvetica; display: inline-block; margin: 0px auto; text-align: center;}");
client.println(".button2 { background-color: #a15dd9; border: none; color: Black; padding: 15px 40px; margin: 25px");
client.println("text-decoration: none; font-size: 22px; margin: 2px; cursor: pointer;}</style></head>");
// Web Page Heading
client.println("<h2> WIFI SHADE CONTROLLER </h2>");
client.println("<p> Take control of your Shades from anywhere on your home network! </p>");
client.println(" ");
client.println(" ");
// Display current state, and controller buttons for shades
client.println("<p>Shade State " + outputState + " Shade Direction " + outputDirection +"</p>");
client.println("<p><a href=\"/control/leftup\"><button class=\"button2\">LEFT UP</button></a></p>");
client.println("<p><a href=\"/control/leftstop\"><button class=\"button2\">LEFT STOP</button></a></p>");
client.println("<p><a href=\"/control/leftdown\"><button class=\"button2\">LEFT DOWN</button></a></p>");
client.println("<p><a href=\"/control/rightup\"><button class=\"button2\">RIGHT UP</button></a></p>");
client.println("<p><a href=\"/control/rightstop\"><button class=\"button2\">RIGHT STOP</button></a></p>");
client.println("<p><a href=\"/control/rightdown\"><button class=\"button2\">RIGHT DOWN</button></a></p>");
client.println("<p><a href=\"/control/stop\"><button class=\"button2\">ALL STOP</button></p>");
client.println("</body></html>");
// The HTTP response ends with another blank line
client.println();
// Break out of the while loop
break;
} else { // if you got a newline, then clear currentLine
currentLine = "";
}
} else if (c != '\r') { // if you got anything else but a carriage return character,
currentLine += c; // add it to the end of the currentLine
}
}
}
// Clear the header variable
header = "";
// Close the connection
client.stop();
Serial.println("Client disconnected.");
Serial.println("");
}
}
**** More Code but did not fit.*****
