diff --git a/README.md b/README.md
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index 0000000..e69de29
diff --git a/hiletgo_esp32_pinout.jpg b/hiletgo_esp32_pinout.jpg
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diff --git a/src/main3.cpp b/src/main3.cpp
index a724ff8..4b782b0 100644
--- a/src/main3.cpp
+++ b/src/main3.cpp
@@ -1,24 +1,30 @@
+/*
+This is a simple program that reads the capacitive touch sensor on pin4. If it is a low enough value
+it will light up the builtin LED.
+*/
 #include <Arduino.h>
-#include <foo.h>
 
 #define LED_BUILTIN 2
-int delayTime = 1000;
+int delayTime = 100;
+int read_value = 100;
 
 void setup()
 {
-  // put your setup code here, to run once:
   pinMode(LED_BUILTIN, OUTPUT);
   Serial.begin(115200);
 }
 
 void loop()
 {
-  // put your main code here, to run repeatedly:
-  Serial.println("Starting loop");
-  digitalWrite(LED_BUILTIN, HIGH);
-  delay(delayTime);
-  digitalWrite(LED_BUILTIN, LOW);
-  Serial.println("Turning off LED");
-  printf("This is main3.cpp!\n");
+  read_value = touchRead(4);
+  Serial.println(touchRead(4));
+  if (read_value < 10)
+  {
+    digitalWrite(LED_BUILTIN, HIGH);
+  }
+  else
+  {
+    digitalWrite(LED_BUILTIN, LOW);
+  }
   delay(delayTime);
 }
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