doc: update readme flashing instructions

README.md

@@ -31,10 +31,11 @@ Flashing: Using the Arduino Nano Sense 33 BLE
 
 
 4. Open the sketch and flash
-- Download the BLE Interface [file](https://tinyml-experiment-ble-imu-interface-dot-gweb-tf-micro-exp.uc.r.appspot.com/tf4micro-motion-kit.zip "file")
-- Unzip the downloaded BLE Interface file, open the **arduino** <folder> and double click on <tf4micro-motion-kit.ino> file
+- Download or clone this repo
+- Open the **arduino/tf4micro-motion-kit** <folder> and double click on <tf4micro-motion-kit.ino> file
 - Click the Right arrow in the top left corner to build and upload the sketch.  
 ![Arduino Port](/readme_images/buttons.png)
+
 
 - **Warning**: This process may take a few minutes. Also, warnings may populate but the upload should still succeed in spite of them.
 - If the sketch is installed, the LED on the board should flash red and green. 
@@ -103,4 +104,4 @@ This is not an official Google product, but a collection of experiments that wer
 
 We encourage open sourcing projects as a way of learning from each other. Please respect our and other creators’ rights, including copyright and trademark rights when present, when sharing these works and creating derivative work. If you want more info on Google's policy, you can find that [here.](https://about.google/brand-resource-center/ "Google Brand Resource Center")
 
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