Added bind button for receivers that support it.

locales/en/messages.json

@@ -1952,6 +1952,9 @@
     "receiverButtonRefresh": {
         "message": "Refresh"
     },
+    "receiverButtonBind": {
+        "message": "Bind Receiver"
+    },
     "receiverButtonSticks": {
         "message": "Control sticks"
     },

src/js/fc.js

@@ -633,6 +633,7 @@ var FC = {
         HAS_FLASH_BOOTLOADER: 3,
         SUPPORTS_CUSTOM_DEFAULTS: 4,
         HAS_CUSTOM_DEFAULTS: 5,
+        SUPPORTS_RX_BIND: 6,
     },
 
     boardHasVcp: function () {

src/js/msp/MSPCodes.js

@@ -173,7 +173,10 @@ var MSPCodes = {
     MSP_DEBUGMSG:                   253, // Not used
     MSP_DEBUG:                      254,
 
-    // MSPv2
+    // MSPv2 Common
     MSP2_COMMON_SERIAL_CONFIG:      0x1009,
     MSP2_COMMON_SET_SERIAL_CONFIG:  0x100A,
+
+    // MSPv2 Betaflight specific
+    MSP2_BETAFLIGHT_BIND:           0x3000,
 };

src/js/tabs/receiver.js

@@ -325,6 +325,16 @@ TABS.receiver.initialize = function (callback) {
             });
         });
 
+        let showBindButton = false;
+        if (semver.gte(CONFIG.apiVersion, "1.43.0")) {
+            showBindButton = bit_check(CONFIG.targetCapabilities, FC.TARGET_CAPABILITIES_FLAGS.SUPPORTS_RX_BIND);
+
+            $("a.bind").click(function() {
+                MSP.send_message(MSPCodes.MSP2_BETAFLIGHT_BIND);
+            });
+        }
+        $(".bind_btn").toggle(showBindButton);
+
         // RC Smoothing
         if (semver.gte(CONFIG.apiVersion, "1.40.0")) {
             $('.tab-receiver .rcSmoothing').show();

src/tabs/receiver.html

@@ -315,6 +315,9 @@
         <div class="btn sticks_btn">
             <a class="sticks" href="#" i18n="receiverButtonSticks"></a>
         </div>
+        <div class="btn bind_btn">
+            <a class="bind" href="#" i18n="receiverButtonBind"></a>
+        </div>
         <div class="btn refresh_btn">
             <a class="refresh" href="#" i18n="receiverButtonRefresh"></a>
         </div>