Blynk – An Introduction
Blynk is an easy-to-use IoT platform that allows you to control microcontrollers remotely. This is an introduction.
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Using WiFi with the ESP8266 and ESP32
I show you step by step how to network and control your ESP32 or ESP8266 boards via WLAN and how to exchange data between them.
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ESP-01 port expansion
Port expansion for the ESP-01 using the MCP23017, PCF8574 and the 74HC595 shift register are explained in this post. With circuits and sample sketches.
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ESP8266 ESP-01 module
Controlling ESP-01 modules with the Arduino IDE is explained step by step. I provide example sketches with circuits. Also: AT commands.
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