Arduino ESP-01

ESP-01 ESP8266 Module – Complete Programming Lessons (Beginner to Advanced)

If we are thinking of a low cost Wi-Fi module, then ESP-01 is one of the choice. While it is low cost module,…

ESP-01

ESP-01 ESP8266 Module: Does the module has any pull-up on the pins?

If you want to use any of the pins on the 2x4 connector as I2C interface , you need pull-up on those pins. ES…