Updated APRS RX (markdown)

APRS-RX.md

@@ -1,8 +1,28 @@
-[Automatic Packet Reporting System](Information-on-APRS) RX App displays messages received on the selected channel.  The App allows the configuration of the APRS Stream  with settings for:
-* The Selected pre_configured geographic area such as North America (NA), Europe/Uk (EUR), Australia (AUS),New Zealand (NZ)
-* Frequency input, if not using Pre-Configured setting
-* Gain Settings  "0" or "1"- AMP,IF,Baseband
+# Automatic Packet Reporting System
 
-The coloured bars display the received signal strength (Red), baseband signal strength (Blue).
- 
-The information displayed is the received streams and a list of the "Source" "Location" "Hits" and "Time".
+![image](https://github.com/user-attachments/assets/78607967-ed3b-455d-9c0c-87af5b171dc9)
+
+- Display streams of informations using APRS protocol
+- The information displayed is the received streams and a list of the "Source" "Location" "Hits" and "Time".
+- The coloured bars display the received signal strength (Red), baseband signal strength (Blue).
+
+## Pre-configured "Regions" (geographic area)
+- North America (NA)
+- Europe/Uk (EUR)
+- Australia (AUS)
+- New Zealand (NZ)
+- ISS (International Space Station)
+- MAN (Manual) if the frequency is manually changed
+
+## Controls
+
+### Frequency input, if not using Pre-Configured setting. 
+- Use rotary encoder over frequency field to move it by steps of 100 Hz
+- Press middle button over frequency field to manually enter a frequency using keypad
+### Radio settings
+From left to right:
+- AMP , "0" or "1"
+- LNA
+- VGA
+### Volume
+- audio volume level is placed after the colored signal strength bars. When focus is over it, use rotary encoder