Retrieve and display MSP API Version from new MSP_API_VERSION command.

Requires latest firmware.

_locales/en/messages.json

@@ -85,6 +85,9 @@
     "firmwareVersion": {
         "message": "Firmware Version: <strong>$1</strong>"
     },
+    "apiVersionReceived": {
+        "message": "MultiWii API version <span style=\"color: green\">received</span> - <strong>$1</strong>"
+    },
     "uniqueDeviceIdReceived": {
         "message": "Unique device ID <span style=\"color: green\">received</span> - <strong>0x$1</strong>"
     },

js/data_storage.js

@@ -10,6 +10,9 @@ var CONFIGURATOR = {
 };
 
 var CONFIG = {
+    apiVersion:    0,
+    flightControllerIdentifier: '',
+    flightControllerVersion: '',
     version:       0,
     multiType:     0,
     msp_version:   0,

js/msp.js

@@ -2,6 +2,7 @@
 
 // MSP_codes needs to be re-integrated inside MSP object
 var MSP_codes = {
+    MSP_API_VERSION:            1,
     
     // MSP commands for Cleanflight original features
     MSP_CHANNEL_FORWARDING:     32,
@@ -169,6 +170,15 @@ MSP.process_data = function(code, message_buffer, message_length) {
     var data = new DataView(message_buffer, 0); // DataView (allowing us to view arrayBuffer as struct/union)
 
     switch (code) {
+        case MSP_codes.MSP_API_VERSION:
+            CONFIG.apiVersion = data.getUint8(1) + '.' + data.getUint8(2);
+            var identifier = '';
+            for (i = 0; i < 4; i++) {
+                identifier += String.fromCharCode(data.getUint8(3 + i));
+            }
+            CONFIG.flightControllerIdentifier = identifier;
+            CONFIG.flightControllerVersion = data.getUint8(7) + '.' + data.getUint8(8) + '.' + data.getUint8(9);
+            break;
         case MSP_codes.MSP_IDENT:
             CONFIG.version = parseFloat((data.getUint8(0) / 100).toFixed(2));
             CONFIG.multiType = data.getUint8(1);

js/serial_backend.js

@@ -136,6 +136,8 @@ function onOpen(openInfo) {
             }, 10000);
 
             // request configuration data
+            MSP.send_message(MSP_codes.MSP_API_VERSION, false, false, function () {
+                GUI.log(chrome.i18n.getMessage('apiVersionReceived', [CONFIG.apiVersion]));
                 MSP.send_message(MSP_codes.MSP_UID, false, false, function () {
                     GUI.log(chrome.i18n.getMessage('uniqueDeviceIdReceived', [CONFIG.uid[0].toString(16) + CONFIG.uid[1].toString(16) + CONFIG.uid[2].toString(16)]));
                     MSP.send_message(MSP_codes.MSP_IDENT, false, false, function () {
@@ -154,6 +156,7 @@ function onOpen(openInfo) {
                         }
                     });
                 });
+            });
         } else {
             $('div#port-picker a.connect').text(chrome.i18n.getMessage('disconnect')).addClass('active');
             GUI.log('Connection opened in <strong>pass-through</strong> mode');