Cheapest Wireless module
Just got a bunch of these JDY-40 modules:
![](https://i2.wp.com/stm32world.com/wp-content/uploads/2020/11/IMG_20201125_112603-scaled.jpg?resize=605%2C396&ssl=1)
I haven’t really hooked them up or done anything with them so far, but once I will I’ll add more stuff on our wiki::
Just got a bunch of these JDY-40 modules:
I haven’t really hooked them up or done anything with them so far, but once I will I’ll add more stuff on our wiki::
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