Building a Raspberry Pi Robot Arm with .NET 6, Blazor and SignalR
summary
Builds a 3‑servo robot arm (rotation, reach, grab) driven from a Raspberry Pi with .NET 6, using device‑GPIO and Device Bindings to create hardware PWM channels plus a software PWM fallback; servos move via angle commands (some jitter observed with software PWM but the arm works). A Blazor web UI connects to a SignalR hub to send angle messages in real time, with an optional Unity/VR client; full code and 3D prints are on GitHub.
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chapters (6)
- 0:00Start
- 3:12Raspberry Pi Install
- 5:38Raspberry Pi Circuit 1
- 16:07Servo Control Board
- 24:19Blazor
- 43:47Blooper Reel








