Edit README

diff --git a/README.md b/README.md
index 88a7937932751a1be2c7cc275f07f294d3b5794b..0a61844a0607781f901bcc980ea59695d67c3c6b 100644 (file)
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+++ b/README.md
@@ -1,5 +1,30 @@
 # Use Lilygo T-Display to show ThermoBeacon measurements
 
+```
+Copyright (c) 2024 Eugene Crosser
+
+This software is provided 'as-is', without any express or implied
+warranty. In no event will the authors be held liable for any damages
+arising from the use of this software.
+
+Permission is granted to anyone to use this software for any purpose,
+including commercial applications, and to alter it and redistribute it
+freely, subject to the following restrictions:
+
+    1. The origin of this software must not be misrepresented; you must
+    not claim that you wrote the original software. If you use this
+    software in a product, an acknowledgment in the product documentation
+    would be appreciated but is not required.
+
+    2. Altered source versions must be plainly marked as such, and must
+    not be misrepresented as being the original software.
+
+    3. This notice may not be removed or altered from any source
+    distribution.
+```
+
+------------------------------------------------------------------------
+
 ![Photo of the display in action](photo.jpg)
 
 
@@ -11,13 +36,15 @@ tools and libraries.
 This project turns it into an autonomous temperature and humidity display
 that collects data from up to two ThermoBeacon BLE sensors. BLE scanner
 is passive, it only listens to the advertisement frames sent by the sensors.
-If more than two sensors are present, measurements from the first two, are
-displayed, based on the RSSI value (that means, presumably, the two sensos
-in the closest proximity to the display module). No configuration should be
-necessary.
+If more than two sensors are present, measurements from the first two,
+based on the RSSI value, are displayed, (that means, presumably, the two
+sensos in the closest proximity to the display module). Supported sensors
+are detected by the first two octets of the MAC address, no configuration
+should be necessary.
 
 One of the buttons (GPIO 35) toggles between graphic display of battery
-charge and signal strength, and MAC address (last three octets).
+charge and signal strength, and display of the last three octets of the
+MAC address.
 
 Depnedencies: `ArduinoBLE` library and `Bodmer/TFT_eSPI`.