Today, we got a new product from M5Stack. That makes me happy, and I can't wait to share it with you. Let's do it.
It is called Roller485 Unit. This one is a lite version.
M5Stack Roller485 Lite Unit without Slip Ring (STM32)
View Product
Design
The motor diameter is 4cm.
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There are some Lego parts, compatible with LEGO products.
So I decided to put it in our Lego car first. Looks perfect, the steering system fits perfectly.
Test
User Manual
The Roller485 Unit can use the I2C protocol and RS485 protocol. Since we have an M5Stack controller, I use I2C for tests.
We can find the register address.
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And we can see that printed: Motor speed set successfully.
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Looks like it worked. Let's tweak the code a little bit.
That's so much fun. Waiting for our video show.
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