After experiencing Chromecast Setup Discovery, I looked for a way to replicate the approach on NodeMCU. Found it! Now you can reconfigure your IoT project at runtime, just like the pros. Read more
USB Power Connectors can provide a standardized approach for powering small projects. Read more
My AD9850 DDS project is finally complete. Another piece of test equipment that I built myself. Merry Christmas to me. Read more
So now the case is printed and all the parts are ready for assembly. What else do I need? Read more
It was time to package my NodeMCU signal generator experiments into a finished product. Breadboard prototyping proved the concept. The software was written and working. Read more
Welcome to the Internet of Things. You may soon need to reboot your toaster. Read more
My NodeMCU I2C LCD Display finally arrived. It works great and saves pins on the ESP-12E board. Read more
Using NodeMCU serial passthrough with a partner Arduino is a fast, simple and cheap way to overcome ESP-12E limitations.
Another great way to overcome limitations might be the NodeMCU Arduino Pro Mini combination.
You can add a GPIO expander to the NodeMCU for $2.