Updated readme

README.md

@@ -2,7 +2,11 @@
 
 RC Joystick with 2 hall effect gimbals and 8 buttons for use both with simulators and ELRS Rx equipped quads.
 
+## Layout
+
 ```cpp
+USB Joystick Layer 0
+
 | B3  |                               | B1 |
 | Fn1 |                               | B2 |
 --------------------------------------------
@@ -49,9 +53,11 @@ ELRS Layer
 ## Features
 
 - Ergonomic design (low profile)
-- 2x Hall effect gimbals
-- 8x Buttons
+- Hall effect gimbals
 - Supports both USB HID joystick and ELRS Tx module
+- Total 6x axis and 15x buttons (using Fn mode) implemented in USB HID mode
+- 10 Channels implemented in ELRS mode (4x axis, 6x buttons)
+- Low latency (1.6ms ELRS, 5ms USB)
 
 ## Build environment
 
@@ -62,7 +68,7 @@ ELRS Layer
   - framework: arduino
 - Flashing via Teensy USB bootloader
   - Pressing boot button on teensy
-  - Pressing all four corners on the keyboard
+  - Press and hold "top lower right button" when powering the unit
 
 ## Hardware
 
@@ -74,3 +80,15 @@ ELRS Layer
 - 1x Bottom case
 - 1x Top plate
 - 2x Gimbal spacers
+
+## Calibration
+
+_The button is from here reffered to "top lower left button"_
+
+1 Turn off the unit
+2 Press and hold the button while powering the unit
+3 Release the button and center the two gimbals
+4 Press the button again
+5 Move the two gimbals to it maximux X and Y
+6 Press the button one mo time
+7 Done!