However, I did have a few ESP8266 ... sensors (like, say, potentiometers), the output for the joystick is just a pair of pulses, one for each axis. These pulses typically drive servos. A 1.5 ms ...

The key to making this easy was to use the GUI builder called Blynk to make a user interface for an Android or Apple phone. Blynk can communicate with the ESP8266 and makes the project relatively ...