diff --git a/embedded/main/main.ino b/embedded/main/main.ino
index 557458b..a796f6e 100644
--- a/embedded/main/main.ino
+++ b/embedded/main/main.ino
@@ -188,13 +188,13 @@ bool seekValueFromMatrix(int column_id, int row_id) {
   Serial.print("ROW ID: ");
   Serial.print(row_id);
   Serial.print("  | BIT 0: ");
-  Serial.print(mux_bit_0);
+  Serial.print(row_id & 0b0001);
   Serial.print("  | BIT 1: ");
-  Serial.print(mux_bit_1);
+  Serial.print(row_id & 0b0010);
   Serial.print("  | BIT 2: ");
-  Serial.print(mux_bit_2);
+  Serial.print(row_id & 0b0100);
   Serial.print("  | BIT 3: ");
-  Serial.print(mux_bit_3);
+  Serial.print(row_id & 0b1000);
   Serial.print("  | OBTAINED RESULT: ");
   Serial.println(is_pill_present);
   Serial.println("########## END COMPUTED BINARY ##########");