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Details for technicians and admins
How to Update a Command Hub Plus
The Command Hub Plus is a small WiFi router than runs the OpenWRT software. We customise it so that it can host its own versions of Scratch, some learning resources, and some other useful tools for Marty. We do some initial configuration, and we put a bunch of Marty specific files on a microSD card which goes into the command hub. To update your command hub, you will normally just need to update the files on this SD card. If you're creating a command hub from scratch, or if it's a serious updat
What type of WiFi networks can Marty connect to?
Marty the Robot WiFi Specification Marty’s control board utilises an ESP8266 WiFi module - specifically the ESP-12E. WiFi type: 802.11 b/g 2.4GHz Authentication: WEP/WPA Ports Marty uses a few ports: 23, 24: Socket connections, used for programming over Python etc 80: Web based service discovery, used by Scratch etc. to detect Marty 81: Websocket connection - essential for Scratch, set up, and remote control 4000: UDP based discovery. U
How to find Marty's IP address
You can find the IP address of Marty once he's connected to your network via our app. Just tap Scan for Marty, then the IP address will be shown next to each robot found: If your app can't find anything, then see our WiFi setup help centre section: WiFi and Setup Help Section
Can I Reset a Command Hub+?
Command Hub+ Product Page If your command hub is not working any more due to a bad WiFi or network configuration change, you can reset it, though this is an advanced procedure so we'd only recommend it if you're confident with this sort of thing.
Which Network Ports does Marty need to be open?
Marty's WiFi interface needs a couple of ports to be open between Marty and your computer to be able to communicate properly. You may need to ask for an IT manager or computing support person to help with this if you're in a school or have managed WiFi. If you're at home, these ports are usually open by default, so you don't need to change anything. Marty uses the following ports: 80 for the web-based alternative calibrati
How to find Marty's MAC address
For managed LAN/WANs and more complex network setups