 #define ADC_ADDR 0x37
 #define NUM_CHANNELS 4
 
+
+#define WIFI_SSID           "Embedded Pie"
+#define WIFI_PASSWORD       "embedded"
+
+
 const String channels[NUM_CHANNELS] = {
   "hot_water_out",
   "recirc_return",
   "cold_water_in",
-  "recirc_pump_in",
+  "ambient",
 };
 
 // TODO(z2amiller):  Cut this out into a separate library.

    Serial.println(channels[ch] + "(" + ch + ") = " + TempF(ch));
  }
  prom.Send();
  delay(5000);
} 

{
  Serial.begin(115200);
  adc.Init(0x1);
  WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
    Serial.print("\n\r \n\rConnecting to WiFi.");
  // Wait for connection
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println("");
  Serial.print("Connected to ");
  Serial.println(WIFI_SSID);
  Serial.print("IP address: ");
  Serial.println(WiFi.localIP());
}

float TempC(const uint8_t channel) {
