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Introducing the inexpensive ESP-01 Wi-Fi module
19 December 2017 | Updated 5 June 2018
The ESP-01 is a popular, inexpensive microcontroller board with built-in Wi-Fi. It makes use of the, now, widely used ESP8266 microcontroller chip.
ESP8266 5V Wi-Fi relay switch modules
6 December 2017 | Updated 1 January 2018
As the the name implies, ESP8266 5V Wi-Fi relay switch modules are Wi-Fi enabled, relay power switches. The module includes a detachable ESP8266 micro-controller board. The main function of these boards are to be used as wireless power switches accessible from Smartphones.
Connecting the ESP-01 module to a breadboard and FTDI programmer
12 September 2017 | Updated 4 June 2018
When compared with some other microcontroller boards (e.g. the Arduinos), the ESP8266 is slightly more complex to hook up to a serial port for programming. This post will show how to connect the ESP-01 module to a breadboard and FTDI programmer for ‘flashing’ purposes.
Understanding the digital read pin on a microcontroller
6 July 2017 | Updated 10 June 2018
When working with electronics, one will very often come across working with digital readings. Digital read (and write) pins are available on many microcontrollers and is one of the simpler pins to work with.
ESP32 Development Boards for Wi-Fi communication
25 June 2017 | Updated 26 June 2017
The ESP32 microcontroller development board is a breakout board for the ESP32 microchip. It is a microcontroller board with various I/Os and built-in Wi-Fi and Bluetooth.
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