   Serial.println("WiFi connected");
   Serial.print("IP address: ");
   Serial.println(WiFi.localIP());
+
+  while (registered == false) {
+  	HTTPClient http;
+		String requestString = serverURL + "api/v1/init/stand/nicks-tacos/real-device/taco-grill-" + chipID;
+  	http.begin(requestString);
+  	int httpCode = http.GET();
+  	String response;
+		response = http.getString();
+		Serial.println(response);
+
+  	if (httpCode == 200) {
+  		String response;
+  		response = http.getString();
+  		Serial.println(response);
+
+  		if (response == "success") {
+  			registered = true;
+  		}
+  	}
+
+  	http.end();
+  	delay(1000);
+  }
 }
 
 void loop() {
+	Serial.println('in loop');
   // put your main code here, to run repeatedly:
-	read_out = analogRead(pot);
-	Serial.println(read_out);
+	read_out = map(analogRead(pot), 0, 1024, minUsage, maxUsage);
+	send_readout(read_out);
 }
 
-String generateChipID()
-{
+void send_readout(int val) {
+	Serial.println('in send_readout');
+	HTTPClient http;
+	String requestString = serverURL + "api/v1/stand/nicks-tacos/real-device/taco-grill-" + chipID + "/va/" + val;
+	http.begin(requestString);
+
+	int httpCode = http.GET();
+
+	if (httpCode == 200) {
+		String response;
+		response = http.getString();
+
+		if (response == "success") {
+			Serial.println(response);
+		} else {
+			// try again
+			send_readout(val);
+		}
+	}
+
+	http.end();
+}
+
+String generateChipID() {
   String chipIDString = String(ESP.getChipId() & 0xffff, HEX);
 
   chipIDString.toUpperCase();
-  while (chipIDString.length() < 4)
+  while (chipIDString.length() < 4) {
     chipIDString = String("0") + chipIDString;
+  }
 
   return chipIDString;
 }


  hotspot.begin(BACKUP_SSID, BACKUP_PASSWORD);

  chipID = generateChipID();
  String configSSID = String(CONFIG_SSID) + "_" + chipID;
  wifiManager.autoConnect(configSSID.c_str());


#include <WiFiManager.h>

OpenWiFi hotspot;
String chipID;
String serverURL = "https://watt-next-api.herokuapp.com/";
bool registered = false;

const int pot = A0;
int read_out = 0;
// Usage in Volt-Ampere
int minUsage = 2500; // 2 kW
int avgUsage = 3125; // 2.5 kW
int maxUsage = 3750; // 3 kW

void setup() {
  Serial.begin(9600);
  chipID = generateChipID();
  WiFiManager wifiManager;

  while (WiFi.status() != WL_CONNECTED) {
