Rb10 support (#4015)

* Rb10 support

* Even more thorough check

* A simpler test for the more complex scenario :) (thx Bsongis :))

radio/src/telemetry/frsky_sport.cpp

@@ -186,7 +186,18 @@ void sportProcessTelemetryPacket(uint8_t * packet)
           sportProcessTelemetryPacket(id, 1, instance, data >> 16);
         }
         else if (id >= RBOX_STATE_FIRST_ID && id <= RBOX_STATE_LAST_ID) {
-          uint16_t newServosState = data & 0xffff;
+          bool static isRB10 = false;
+          uint16_t newServosState;
+
+          if (servosState == 0 && (data & 0xff00) == 0xff00) {
+            isRB10 = true;
+          }
+          if (isRB10) {
+            newServosState = data & 0x00ff; // 8ch only RB10
+          }
+          else {
+            newServosState = data & 0xffff;
+          }
           if (newServosState != 0 && servosState == 0) {
             audioEvent(AU_SERVO_KO);
           }