stay with old api for now, because too much change hurts reliaiblity ;-)

app/src/main/java/com/geeksville/mesh/service/RadioInterfaceService.kt

@@ -149,9 +149,9 @@ class RadioInterfaceService : Service(), Logging {
         private var runningService: RadioInterfaceService? = null
 
         /**
-         * Temp hack (until old API deprecated), we now hardwire for the new API, I'll delete the old code in about a week
+         * Temp hack (until old API deprecated), we now  probe for the API
          */
-        var isOldApi: Boolean? = false
+        var isOldApi: Boolean? = null
 
         /// This is public only so that SimRadio can bootstrap our message flow
         fun broadcastReceivedFromRadio(context: Context, payload: ByteArray) {
@@ -436,7 +436,8 @@ class RadioInterfaceService : Service(), Logging {
                     delay(1000) // android BLE is buggy and needs a 500ms sleep before calling getChracteristic, or you might get back null
 
                     // service could be null, test this by throwing BLEException and testing it on my machine
-                    // isOldApi = service.getCharacteristic(BTM_RADIO_CHARACTER) != null
+                    if (isOldApi == null)
+                        isOldApi = service.getCharacteristic(BTM_RADIO_CHARACTER) != null
                     warn("Use oldAPI = $isOldApi")
 
                     /* if (isFirstTime) {

app/src/main/java/com/geeksville/mesh/service/SafeBluetooth.kt

@@ -152,7 +152,7 @@ class SafeBluetooth(private val context: Context, private val device: BluetoothD
 
     // Our own custom BLE status codes
     private val STATUS_RELIABLE_WRITE_FAILED = 4403
-    private val STATUS_TIMEOUT = 4403
+    private val STATUS_TIMEOUT = 4404
 
     private val gattCallback = object : BluetoothGattCallback() {