README.md

@@ -12,9 +12,12 @@ it when and what to transmit.
 This is my attempt at a simple, easy-to-use controller with a low 
 parts count. Rather than programming a microcontroller and/or 
 using DIP switches, time delays, and sync cables, the ESP32 development
-board lets you set up each controller using a web browser.
+board lets you set up each controller using a web browser (e.g., on your
+smartphone or tablet).
 
-[need links here for ARDF resources]
+The [ARRL ARDF page](https://www.arrl.org/amateur-radio-direction-finding) 
+is an OK starting point for learning about radio orienteering, but 
+there are probably better ones.
 
 ## Hardware
 I designed a simple custom printed circuit board (PCB) to make
@@ -28,6 +31,16 @@ included. The RTC runs on a watch battery to track time when the
 controller is not powered on.
 
 ## Software/Firmware
+Power on the controller by plugging in a micro-USB cable to a 5V 
+source (e.g., computer or battery pack). After the device is powered on,
+it will start an internal webserver and set up a wireless network called 
+"vulpes."
+
+Connect to the "vulpes" wireless network and use a web browser to navigate
+to `http://192.168.0.1` (note "http" not "http**s**"). You will see the
+settings below. Note that you will not be able to access the Internet while
+connected to this network, and each controller sets up a separate network.
+
 ### General Settings
 
 ### Cycle Settings