checking in a little of the airtime so i can switch to the laptop.

src/airtime.cpp

@@ -0,0 +1,31 @@
+/*
+We will keep hourly stats for 48 hours and daily stats for 7 days
+
+3600 seconds in an hour, uint16_t per hour
+86400 seconds in a day, uint32_t per day
+
+Memory to store 48 hours = 96 bytes
+Memory to store 7 days = 28 bytes
+
+
+*/
+
+void logTXairtime(uint32_t airtime_ms)
+{
+    /*
+
+    How many hours since power up?
+
+    Millis / 1000 / 3600
+
+
+
+    */
+}
+
+void logRXairtime()
+{
+    /*
+
+    */
+}

src/airtime.h

@@ -0,0 +1,6 @@
+#pragma once
+
+#include "configuration.h"
+#include <Arduino.h>
+#include <functional>
+