update readme

README.md

@@ -16,3 +16,24 @@ You need:
 Then do this:
 - `$ cd examples/ble_central_and_peripheral/ble_connectivity/pca10040/ser_s132_hci/armgcc/`
 - `$ make`
+
+# Testing
+
+You could build the pc-ble-driver examples and run them, or...
+
+- Install nRF Connect (https://www.nordicsemi.com/eng/Products/Bluetooth-low-energy/nRF-Connect-for-Desktop)
+- Clone https://github.com/NordicSemiconductor/pc-nrfconnect-ble to `$HOME/.nrfconnect-apps/local`
+- `cd $HOME/.nrfconnect-apps/local`
+- `git checkout v2.1.0` (other versions may work, but the latest 2.6.0 did not)
+- `npm install`
+- `npm run dev` this will show some hashes then appear to do nothing, leave it alone.
+- Open nRF Connect app, and open "Bluetooth Low Energy - local, v2.1.0" from "Launch App"
+- Do not update the firmware on the device to the latest when prompted
+- Verify BLE functionality
+    - Scan for BLE advertisements
+    - Connect a BLE device
+        - Write data to a characteristic
+        - Read data from a characteristic
+        - Enable notifications on a characteristic and rx them
+        - Enable raw motion sensor data
+    - Perform an OTA update of a BLE device (a thingy52 is handy for this)