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In this tutorial we will learn how to read the status of a LED from the Micro:Bit's LED matrix, using MicroPython. Introduction In this tutorial we will learn how to read the status of a LED from the Micro:Bit's LED matrix, using MicroPython. If you need a guide on how to set the state of …
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The objective of this post is to explain how to detect when a user presses one of the micro:bit buttons and react to those events, using the JavaScript Code Blocks editor. Introduction The objective of this post is to explain how to detect when a user presses one of the micro:bit buttons and react …
Continue reading "Micro:bit JavaScript Blocks Editor: Detecting button click events"
The objective of this post is to explain how to turn on, turn off and toggle the LEDs from the micro:bit LED matrix. We will be using the using JavaScript Blocks Editor for developing our code. Introduction The objective of this post is to explain how to turn on, turn off and toggle the LEDs from the micro:bit …
Continue reading "Micro:bit JavaScript Blocks Editor: Turning LEDs on and off"
The objective of this post is to explain how to control a LED through WiFi, using the ESP8266. Introduction The objective of this post is to explain how to control a LED wirelessly through WiFi, with the ESP8266 acting as a web server. Most of the code used here will be based on previous tutorials, so …
Continue reading "ESP8266 Webserver: Controlling a LED through WiFi"
The objective of this post is to explain how to blink a LED using the ESP8266 and the ESP libraries for the Arduino IDE. Introduction Driving a LED with a microcontroller is typically one of the first things people do to test it. Although the electric scheme for driving a LED is very simple, there …
The objective of this post is to explain how to interface with the Linkit Smart Duo hardware from Python to blink the LED of the board. Introduction The objective of this post is to explain how to interface with the Linkit Smart Duo hardware from Python to blink the LED of the board. To do …
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The objective of this post is to explain how to control the LEDs of a LED matrix using 2 74HC595 ICs and a ESP8266 microcontroller. Introduction The objective of this post is to explain how we can control a LED matrix using 2 74HC595 ICs and a ESP8266. With this method, we will only …
Continue reading "ESP8266: Controlling a LED matrix with the 74HC595 ICs"
The objective of this post is to illustrate how to chain two SN74HC595 ICs and controlling them, using SPI, with the ESP8266. Introduction The objective of this post is to illustrate how to chain two SN74HC595 ICs and controlling them, using SPI, with the ESP8266. Naturally, the working principle is the same for using the shiftOut …
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The objective of this post is to explain how to transfer data between the ESP8266 and the SN74HC595 using the SPI interface. Introduction The objective of this post is to explain how to transfer data between the ESP8266 and the SN74HC595 using the SPI interface. An explanation on how to control some LEDs using this …
The objective of this post is to explain how to connect the SN74HC595 8-bit shift register to an ESP8266 to control some LEDs. Introduction The objective of this post is to explain how to connect the SN74HC595 8-bit shift register to an ESP8266 to control some LEDs. The code to interface with the device is …
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