diff --git a/example.txt b/example.txt
new file mode 100644
index 0000000000000000000000000000000000000000..db4c94f84bc8c2dbda14ff5de76d157cbbe48588
--- /dev/null
+++ b/example.txt
@@ -0,0 +1,15 @@
+// measure frequency of the in or out pin in reference to ground
+// bridge the in and out pin using a jumper to allow for the transfer of information
+
+const int in = 0;
+const int out = 1;
+
+void setup() {
+  pinMode(in, INPUT);
+  pinMode(out, OUTPUT); 
+  digitalWrite(out, LOW);
+}
+
+void loop() {
+  digitalWrite(out, 1 - digitalRead(in));
+}
\ No newline at end of file