diff --git a/Firmware-Compatibility.md b/Firmware-Compatibility.md
index fdcd05f..61b0fed 100644
--- a/Firmware-Compatibility.md
+++ b/Firmware-Compatibility.md
@@ -16,14 +16,14 @@ It could be that your mainboard was designed differently, please check if the pi
 ## Pin Mapping
 This is the pin mapping this firmware is using, you might have to adapt it to your board variant in [defines.h](https://github.com/EmanuelFeru/hoverboard-firmware-hack-FOC/blob/master/Inc/defines.h) file
 
-|Port|Pin|Alternate Mapping|Comment|
+|Name|Pin<br>Board Variant 0|Alternate Mapping<br>Board Variant 1|Comment|
 |---|---|---|---|
 |SWCLK|PA14||Used for programming|
 |SWDIO|PA13||Used for programming|
-|TX/ADC1|PA2||Left sensor cable|
-|RX/ADC2/PPM|PA3||Left sensor cable|
-|TX/SCL|PB10||Right sensor cable|
-|RX/SDA|PB11||Right sensor cable|
+|TX/ADC1/PWM|PA2||Left sensor cable|
+|RX/ADC2/PWM/PPM/IBUS|PA3||Left sensor cable|
+|TX/SCL/PWM|PB10||Right sensor cable|
+|RX/SDA/PWM/PPM/IBUS|PB11||Right sensor cable|
 |LED|PB2||Some boards are missing the led|
 |BUZZER|PA4|PC13|Might not be populated on some boards|
 |HALL LEFT U|PB5|||