Problem with controlling a transistor with an esp-01 chip. : r/esp8266
relay - Pull up on NPN transistor (during microcontroller power up) - Electrical Engineering Stack Exchange
![esp8266:how-to-use-all-esp01-gpio-pins [fryktoria.com]](https://wiki.fryktoria.com/lib/exe/fetch.php?media=esp8266:esp01_gpios.png "esp8266:how-to-use-all-esp01-gpio-pins [fryktoria.com]")
esp8266:how-to-use-all-esp01-gpio-pins [fryktoria.com]
ESP8266 pinout reference and how to use GPIO pins
ESP8266 Pinout Reference: Which GPIO pins should you use? | Random Nerd Tutorials
Learning Electronics: Tips and Tricks for using ESP8266 in my circuit designs « RAYSHOBBY.NET
ESP8266 GPIO Diagram. เป็น diagram ที่ใช้งานบ่อยๆ | by Mr.aegkaluk sopapun | Medium
arduino - ESP-12 wifi module's the GPIO pin is HIGH on turning it on but should be LOW - Stack Overflow
ESP8266 Using GPIO0/GPIO2/GPIO15 Pins : 4 Steps - Instructables
i have problem at generic esp8266 - Project Guidance - Arduino Forum
ESP8266 pinout reference and how to use GPIO pins
Controlling a Relay with ESP8266 - Everything ESP8266
ESP8266 pinout reference and how to use GPIO pins
Yet Another Arduino Blog: ESP8266 wiring schemas
ESP8266 – NodeMCU PinOut - StudioPieters®
![esp8266:how-to-use-all-esp01-gpio-pins [fryktoria.com]](https://wiki.fryktoria.com/lib/exe/fetch.php?media=esp8266:esp01_gpios_do_not_do.png "esp8266:how-to-use-all-esp01-gpio-pins [fryktoria.com]")
esp8266:how-to-use-all-esp01-gpio-pins [fryktoria.com]
Nodemcu Nodemcu Gpio With Arduino Ide | Nodemcu
ESP8266 Pinout Reference: Which GPIO pins should you use? | Random Nerd Tutorials
ESP8266 doesn't work correctly when IO2 is connected to the base of a transistor - General Electronics - Arduino Forum
ESP-01 Solenoid activated at boot - Everything ESP8266
