Lego EV3 - Robotik
Start EV3 with MicroPython
- Start the EV3 (about 2 minutes).
- If no IP address visible in first line of EV3 display:
- Setup WLAN connection
- Using the EV3 keyboard, choose “Wireless and Networks” and confirm.
- Choose WIFI
- Start Scan (and wait until network “tech-lab” is found)
- Select “tech-lab” as network (by scrolling through the list).
- If “Status: Online” or Status:
- Connected“ appears, everything is fine.
- Else:
- Select “Connect”.
- Press enter key in empty password field.
- Enter password “tech-lab”! (Use arrow keys and enter key to select characters, use Escape key for deleting) * Finish with OK/enter.
- Select “Accept”.
- go back with “ESC” to main menu
- Remember IP address for later usage in VS Code
In VS Code
- Install “Lego mindstorms EV3 Micropython” extension:
- Make sure to be connected to “tech-lab” by WLAN.
- Open the command palette (Ctrl+Shift+p). Enter “ev3dev” and choose “ev3dev: Connect to a device”.
- Enter IP address as name (click “I don't see my device”).
- Enter IP address.
- Switch to Explorer panel (on left side of VS Code).
- Open “EV3 DEV DEVICE BROWSER” at the bottom of this panel.
- There should be a green bullet indicating that the connection works. Open to see battery status etc.
Your first robotics program
(using micropython = small version of python)
- New lego icon on left side. Click on the icon and choose to open new project or explore example projects.
- e.g. open example project, see screenshot for sending to device ACHTUNG: EINFACHER WOHL DIREKT Ctrl+F5, LÄDT WOHL AUCH HOCH.
- start by clicking on program, e.g. on
main.pyin screenshot
- Can run program autonomously from robot: Press “Escape” several times, “File browser” etc.
See also
- Use Examples from Lego Mindstorms extension (have to change motor ports to A and B and sensor port (Ultrasonic) to S2.
- Achtung: pybrick.pupdevices macht Probleme