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2 posts tagged with "GY-21P"

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· One min read

This tutorial explains how to discover i2c devices such as the SSD1306 and GY-21P.

From a high level overview, i2c allows to create a signal line of communication between multiple devices without having to physically address them. This is extremely useful for projects that might not have many ports on the device, but need to manage multiple peripherals.

· One min read

While the gy-21p is similar to the gy-68, it has a different look that can be easier to identify. Having a fritzing part to make it easier to work with was a must have so I made on.