diff --git a/Firmware-Compatibility.md b/Firmware-Compatibility.md
index cb094c4..a80ae94 100644
--- a/Firmware-Compatibility.md
+++ b/Firmware-Compatibility.md
@@ -51,7 +51,7 @@ This is the pin mapping this firmware is using, you might have to adapt it to yo
 |RIGHT_DC_CUR|PC1||Used to measure Right motor DC current with a 3.5mΩ or 2x7mΩ shunts<br>Missing on some of the boards, so no dc current limitation|
 |RIGHT_U_CUR|PC4||Used to measure phase current for FOC with low-side Mosfet RDSon|
 |RIGHT_V_CUR|PC5||Used to measure phase current for FOC with low-side Mosfet RDSon|
-|DCLINK|PC2|PA1|For Battery voltage measurement|
+|DCLINK|PC2|PA1|Used to measure Battery voltage with adc through a voltage divider|
 |OFF|PA5|PC15|Used to maintain the latch on, released to power off|
 |BUTTON|PA1|PB9||
 |CHARGER|PA12|PA11||