Main Block

In this tutorial you will learn all details about the most important module in the RW kit - the Main Block.

1. Key Info
2. Inside the Main Block
3. Turning On & Off
4. Connecting to the App
5. Battery Charging
6. Updating the Firmware

Key Info

Functionality

Power Source, Module’s management, Wifi and BLE connections, Speaker for pre-loaded sounds in the app.
Battery Life:  ~ 6 hours

Playtime

It may vary depending on how many modules are connected to the Main Block and is about 3-4 hours continuously.

Charging

With the micro USB cable ~ 1-2 hours; Best to keep the charging level of the battery at 30% or higher

Control

Via Robo Wunderkind app. Device Requirements for downloading the app:

  • Apple iOS 10+
  • Google Android 4.4+
  • Windows 8+
  • macOS 10.13.6
  • Bluetooth 4.0
Make sure you have the Bluetooth and Location Services turned on and give permission for the app to use them (It is required for the correct work of Bluetooth Low Energy).

Inside the Main Block

The Main Block is essential for your build because it’s “Robo’s brain”. It can provide power, connect to your Bluetooth device and control other blocks. Always start building your robot with the Main Block! 

Turning On & Off

Hold the Power Button for about 2 seconds to turn on the Main Block. Once it’s on, you will hear the startup sound and see the four LED flashing one by one, indicating that it‘s ready to pair with your Bluetooth device.

Connecting to the Robo Wunderkind app

Download Robo Wunderkind app.

It is available in the App Store, Google Play Store, Windows Store or Fire OS Store. In the app you will be able to switch between different levels:

Open Robo Wunderkind app and connect.

On the screen, you will see the Robo Wunderkind Main Block available to connect. Press the Connect Button and a tune will let you know that the Main Block is connected to the app.

Battery Charging

To charge your Main Block, connect the Main Block to power via the Micro-USB port. It will take about 2-3 hours to fully charge the Main Block.

  • If the Main block is turned OFF while charging, one LED lights up red. 
  • If the Main Block is turned ON while charging, the 4 LEDs are flashing
PLEASE NOTE: It’s not possible to use the robot while charging.

To check the battery percentage, connect to the Main Block to the Robo Wunderkind app.

Updating the firmware

If a firmware update is available, the app will instruct you through the process. 

Please make sure the Main Block is connected to power during the update. The firmware update usually takes less than 2 minutes.

"My firmware update is stuck and I can't complete it, what should I do?"

If the firmware update process takes longer than 3 minutes, please follow these steps:
1. Restart your Main Block
2. Make sure that the Wi-Fi network Robo Wi-Fi is forgotten
3. Restart the Robo App
4. Try updating your firmware again

Check the video with the firmware update steps here.
If the steps above did not help to solve the problem and your update still hangs, please reach out to us at support@robowunderkind.com and we will help you to troubleshoot this and complete the update process 👍

This is all you need to know about the Main Block!

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