The last time I wrote about Raspberry Pi was Connect to New Provisioned Raspberry Pi Less than $3, about six years ago. Time flies! Today, I will talk about a grounding issue.
Background and Troubleshooting
I recently purchased a powerful motor driver board. It supports two DC motors with encoders and other features. During the initial testing, I experienced weird behavior. As a cloud engineer, I find it interesting to learn about the physical world.