Simplify the BLE - Device Info - Model Number to only indicate V2. (#255)

There is no need for BLE apps or devices to distinguish between
different V2 versions, just as we currently don't differentiate between
V1.3 and V1.5.

Fixes #208

Related to #137

Author: microbit-carlos

inc/bluetooth/MicroBitBLEManager.h

@@ -123,7 +123,7 @@ class MicroBitBLEManager : public CodalComponent
       * bleManager.init(uBit.getName(), uBit.getSerial(), uBit.messageBus, true);
       * @endcode
       */
-    void init(ManagedString deviceName, ManagedString serialNumber, EventModel &messageBus, MicroBitStorage &keyValuestorage, bool enableBonding, uint16_t board = 0x9904);
+    void init(ManagedString deviceName, ManagedString serialNumber, EventModel &messageBus, MicroBitStorage &keyValuestorage, bool enableBonding);
 
     /**
      * Change the output power level of the transmitter to the given value.

model/MicroBit.cpp

@@ -221,10 +221,6 @@ int MicroBit::init()
 
     power.readInterfaceRequest();
 
-#if CONFIG_ENABLED(DEVICE_BLE) && ( CONFIG_ENABLED(MICROBIT_BLE_PAIRING_MODE) || CONFIG_ENABLED(MICROBIT_BLE_ENABLED))
-    MicroBitVersion version = power.getVersion();
-#endif
-
 #if CONFIG_ENABLED(DEVICE_BLE) && CONFIG_ENABLED(MICROBIT_BLE_PAIRING_MODE)
     int i=0;
     // Test if we need to enter BLE pairing mode
@@ -255,7 +251,7 @@ int MicroBit::init()
             delete flashIncomplete;
 
             // Start the BLE stack, if it isn't already running.
-            bleManager.init( ManagedString( microbit_friendly_name()), getSerial(), messageBus, storage, true, version.board);
+            bleManager.init( ManagedString( microbit_friendly_name()), getSerial(), messageBus, storage, true);
 
             // Enter pairing mode, using the LED matrix for any necessary pairing operations
             bleManager.pairingMode(display, buttonA);
@@ -265,7 +261,7 @@ int MicroBit::init()
 
 #if CONFIG_ENABLED(DEVICE_BLE) && CONFIG_ENABLED(MICROBIT_BLE_ENABLED)
     // Start the BLE stack, if it isn't already running.
-    bleManager.init( ManagedString( microbit_friendly_name()), getSerial(), messageBus, storage, false, version.board);
+    bleManager.init( ManagedString( microbit_friendly_name()), getSerial(), messageBus, storage, false);
 #endif
 
     // Deschedule for a little while, just to allow for any components that finialise initialisation

source/MicroBitPowerManager.cpp

@@ -116,7 +116,7 @@ MicroBitVersion MicroBitPowerManager::getVersion()
         switch(version.board)
         {
             // V2.00 KL27
-            case 39172:
+            case 0x9904:
                 status |= MICROBIT_USB_INTERFACE_ALWAYS_NOP;
                 break;
 

source/bluetooth/MicroBitBLEManager.cpp

@@ -111,7 +111,6 @@ DEALINGS IN THE SOFTWARE.
 
 const char *MICROBIT_BLE_MANUFACTURER = NULL;
 const char *MICROBIT_BLE_MODEL = "BBC micro:bit";
-const char *MICROBIT_BLE_VERSION[2] = { "2.0", "2.X" };
 const char *MICROBIT_BLE_HARDWARE_VERSION = NULL;
 const char *MICROBIT_BLE_FIRMWARE_VERSION = MICROBIT_DAL_VERSION;
 const char *MICROBIT_BLE_SOFTWARE_VERSION = NULL;
@@ -229,7 +228,7 @@ MicroBitBLEManager *MicroBitBLEManager::getInstance()
   * bleManager.init(uBit.getName(), uBit.getSerial(), uBit.messageBus, true);
   * @endcode
   */
-void MicroBitBLEManager::init( ManagedString deviceName, ManagedString serialNumber, EventModel &messageBus, MicroBitStorage &keyValueStorage, bool enableBonding, uint16_t board)
+void MicroBitBLEManager::init( ManagedString deviceName, ManagedString serialNumber, EventModel &messageBus, MicroBitStorage &keyValueStorage, bool enableBonding)
 {
     if ( this->status & DEVICE_COMPONENT_RUNNING)
       return;
@@ -436,18 +435,10 @@ void MicroBitBLEManager::init( ManagedString deviceName, ManagedString serialNum
 
 #if CONFIG_ENABLED(MICROBIT_BLE_DEVICE_INFORMATION_SERVICE)
     MICROBIT_DEBUG_DMESG( "DEVICE_INFORMATION_SERVICE");
-    
-    int versionIdx = 0;
-    switch ( board)
-    {
-      case 0x9903:
-      case 0x9904:  break;
-      default:      versionIdx = 1; break;
-    }
 
-    ManagedString modelVersion( MICROBIT_BLE_VERSION[versionIdx]);
+    ManagedString modelVersion("V2");
     ManagedString disName( MICROBIT_BLE_MODEL);
-    disName = disName + " V" + modelVersion;
+    disName = disName + " " + modelVersion;
 
     ble_dis_init_t disi;
     memset( &disi, 0, sizeof(disi));