Update README

README.md

@@ -1,4 +1,33 @@
 # OVOS PHAL BRIGHTNESS CONTROL PLUGIN FOR RPI
 
+This plugin provides a brightness control interface for the Raspberry PI, it supports DSI and **HDMI screens
+
+** HDMI Screens: Screens supported and detected by DDCUTILS only
+
+# Requirements
 - Requires ddcutils for HDMI: https://github.com/rockowitz/ddcutil (install location: "/usr/bin/ddcutil")
-- Requires vcgencmd for DSI: https://github.com/raspberrypi/userland (install location: "/opt/vc/bin/vcgencmd")
+- Requires vcgencmd for DSI: https://github.com/raspberrypi/userland (install location: "/opt/vc/bin/vcgencmd")
+
+# Install
+
+`pip install ovos-PHAL-plugin-brightness-control-rpi`
+
+# Event Details:
+
+##### Brightness GET and Brightness SET
+
+Plugin provides methods to set and get brightness based on the detected screen type method.
+
+```python
+        self.bus.on("phal.brightness.control.get", self.query_current_brightness)
+        self.bus.on("phal.brightness.control.set", self.set_brightness_from_bus)
+```
+
+##### Auto Dim and Nightmode
+
+Plugin provides auto dim and nightmode activation and deactivation.
+
+```python
+        self.bus.on("speaker.extension.display.auto.dim.changed", self.is_auto_dim_enabled)
+        self.bus.on("speaker.extension.display.auto.nightmode.changed", self.is_auto_night_mode_enabled)
+```