May 8, 2021
WS2812B 8×8 LED Matrix Panel Review and Code
This post talks about how you can use the WS2812B 8×8 LED Matrix Panel with an Arduino.
Category: Electronics
April 10, 2021
Adding the Heltec ESP32 library to the Arduino IDE
This post talks about how you can add the Heltec ESP32 library to the Arduino IDE and use it to test your Heltec ESP32.
March 27, 2021
Configuring the MakerHawk Heltec ESP32 LoRa Development Board for Arduino IDE
This guide runs you through the basic steps to configure the Arduino IDE for the MakerHawk Heltec ESP32 LoRa Development Board.
September 26, 2020
Using the 128×64 I2C SH1106 OLED Display Module Screen with a WeMos D1 Mini (ESP8266)
In this blog post I talk about how you can use a 128×64 I2C SH1106 OLED Display Module Screen with a WeMos D1 Mini (ESP8266) using the Arduino IDE.
August 1, 2020
Junlinto 45mm Push Arcade Button 12V Power LED For Arduino Review and Code
This post talks about how you can use the Junlinto 45mm Push Arcade Button 12V Power LED with an Arduino.
July 18, 2020
I2C Connection Pins on the WeMos D1 Mini (ESP8266)
This blog post details the I2C connections on the WeMos D1 Mini (ESP8266).
June 27, 2020
Cylewet 3Pin SPDT Micro Switch Long Hinge Lever for Arduino Review and Code
This post talks about using the Cylewet 3Pin SPDT Micro Switch Long Hinge Lever with an Arduino.
June 13, 2020
GY-521 MPU6050 3 Axis Accelerometer Gyroscope Module Review and Code
This post talks about using the GY-521 MPU6050 3 Axis Accelerometer Gyroscope with an Arduino.
May 30, 2020
MAX-30100 Heart Rate Sensor for Arduino Review and Code
This post talks about using the MAX-30100 Heart Rate Sensor with an Arduino.
May 11, 2019
DaoRier sensor button switch input For Arduino Review and Code
This post talks about using the DaoRier sensor button switch input with an Arduino.
April 13, 2019
MQ-135 Air Quality and Hazardous Gas Sensor For Arduino Review and Code
This post talks about using the MQ-135 Air Quality and Hazardous Gas sensor with an Arduino.
March 27, 2019
Gikfun Normal Open 2 pin Push Button Switch For Arduino Review and Code
This post talks about using the Gikfun Normal Open 2 pin push button switch with an Arduino.
March 9, 2019
Using the 801S Wide Range Vibration Detection Sensor with a WeMos D1 Mini (ESP8266)
In this blog post I talk about how you can use a 801S Wide Range Vibration Detection sensor with a WeMos D1 Mini (ESP8266) using the Arduino IDE.
February 20, 2019
Daorier Ky 008 Saver Laser Transmitter Module 650nm for Arduino Review and Code
Today I review the Daorier Ky 008 Saver Laser Transmitter Module 650nm module for Arduino and provide example code.
February 2, 2019
Using the SW-18010P Motion Vibration Sensor with a WeMos D1 Mini (ESP8266)
In this blog post I talk about how you can use a SW-18010P Motion Vibration sensor with a WeMos D1 Mini (ESP8266) using the Arduino IDE.
January 19, 2019
HiLetgo 5V 650nm 5mW Red Dot Diode Laser Review and Code
Today I review the HiLetgo 5V 650nm 5mW Red Dot Diode Laser for Arduino and provide example code.
January 5, 2019
Using the TTP223B Capacitive Touch Sensor with a WeMos D1 Mini (ESP8266)
In this blog post I talk about how you can use the TTP223B Capacitive Touch sensor with a WeMos D1 Mini (ESP8266) using the Arduino IDE.
December 22, 2018
Using the SW-420 Motion Vibration Sensor with a WeMos D1 Mini (ESP8266)
In this blog post I talk about how you can use a SW-420 Motion Vibration sensor with a WeMos D1 Mini (ESP8266) using the Arduino IDE.
December 8, 2018
128×64 I2C SH1106 OLED Display Module Screen for Arduino Review and Code
Today I review the 128×64 I2C SH1106 OLED Display Module Screen for Arduino and provide example code.
November 24, 2018
Mintice Red Cover Rocker Toggle Switch SPST For Arduino Review and Code
This post talks about using the Mintice Red Cover Rocker Toggle Switch SPST with the Arduino.
November 21, 2018
Using the DS18B20 Temperature Sensor with a WeMos D1 Mini (ESP8266)
In this blog post I talk about the additional steps needed to use the DS18B20 onewire temperature sensor with a WeMos D1 Mini (ESP8266) using the Arduino IDE.
October 17, 2018
Adding a Creator CI20 to the cluster
This post talks about the Creator CI20 and explains the differences between it and the Raspberry Pi.
October 6, 2018
Setting up a 16×4 Liquid Crystal Display to show Hello World
This post describes how to use a 16×4 Liquid Crystal Display unit to display the text “Hello World”.
September 29, 2018
128×32 I2C SSD1306 OLED Display Module Screen for Arduino Review and Code
Today I review the 128×32 I2C SSD1306 OLED Display Module Screen for Arduino and provide example code.
September 22, 2018
Using the DHT22 Temperature Sensor with a WeMos D1 Mini (ESP8266)
In this blog post I talk about the additional steps needed to use the DHT22 temperature sensor with a WeMos D1 Mini (ESP8266) with the Arduino IDE.
September 12, 2018
SDA SCL I2C TWI Pins on the Arduino
This post details where the SDA SCL pins used for I2C/TWI are available on Arduino’s.
September 8, 2018
Magnetic Reed Switch Sensor Module Review and code examples
This post reviews a magnetic reed switch sensor module. There are many of these available on the internet and all work similarly using a basic reed switch. Here I review and test the sensor and provide code to use it.
August 18, 2018
Using the DHT11 Temperature Sensor with a WeMos D1 Mini (ESP8266)
In this blog post I talk about the additional steps needed to use the DHT11 temperature sensor with a WeMos D1 Mini (ESP8266) with the Arduino IDE.
August 8, 2018
Waterproof DS18B20 onewire temperature sensor Review and Code
The DS18B20 temperature sensor is a digital temperature sensor using the 1-Wire protocol. In this post I will review the sensor, show how it can be used and give a final judgement on it.
August 4, 2018
Displaying temperature sensor data on a Liquid Crystal Display with Arduino
This blog post expands on displaying Hello World on a Liquid Crystal Display to show temperature sensor values on this display.
July 28, 2018
Setting up a 16×2 Liquid Crystal Display to show Hello World
This post describes how to use a 16×2 Liquid Crystal Display unit as included in the Arduino Starter Kit to display the text “Hello World”.
June 16, 2018
Individually Addressable WS2812B Full Color LED strip Code Examples and Review
Today I review an individually addressable WS2812B Full Color LED strip and provide some code examples.
March 17, 2018
Pin numbering for WeMos D1 Mini (ESP8266)
Here I explain the difference in pin numbering for the WeMos D1 Mini compared to an Arduino and include a sample blink sketch.
January 10, 2018
Review of the Youtumall USB Multimeter
This post reviews the Youtumall USB Multimeter. This can be used for measure the voltage/current used by a USB peripheral.
January 6, 2018
Review of the Arduino Starter Kit
This post reviews the Arduino Starter Kit. This is an ideal kit for a beginner in electronics and embedded systems or for someone wanting to learn how work with an Arduino. Here I look over what you get in the kit and the projects it provides.
December 30, 2017
Configuring the Wemos D1 Mini Pro ESP8266 for Arduino IDE
This guide runs you through a basic set of steps to configure the Aduino IDE to program a Wemos D1 Mini Pro ESP8266.
December 6, 2017
SW-18010P Motion Vibration Sensor review and code examples
This post reviews the SW-18010P motion vibration sensor. Here I review, test and provide code to use the sensor.
November 15, 2017
DS18B20 onewire temperature sensor
The DS18B20 temperature sensor is a digital temperature sensor using the 1-Wire protocol. In this post I will review the sensor, show how it can be used and give a final judgement on it.
October 25, 2017
SW-420 Motion Vibration Sensor Review and code examples
This post reviews the SW-420 motion vibration sensor. Here I review, test and provide code to use the sensor.
October 18, 2017
DHT22 Sensor review and code examples
The DHT22 sensor works as a duel temperature and humidity sensor. In this post I will review the sensor, show how it can be used and give a final judgement on it.
October 11, 2017
Mini Red LED Digital Voltmeter 3.3-30V Review
This post reviews the mini red LED digital voltmeter. Here I review and test the voltmeter in a number of circumstances to see how well it works.
October 7, 2017
Common Cathode RGB LED Review and Code examples
Today I am reviewing a basic RGB LED. This includes schematics for using it with an Arduino and code examples.
September 13, 2017
TTP223B Capacitive Touch Sensor Review and Code
The TTP223B Capacitive touch sensor is a button type sensor that allows you to detect when it is being pressed. In this post I review the sensor and provide code and a wiring diagram to use such a sensor.
August 12, 2017
DHT11 Sensor Review and code examples
The DHT11 sensor works as a basic temperature and humidity sensor at a low price. In this post I will review the sensor, show how it can be used and give a final judgement on it.
August 9, 2017
801S Wide Range Vibration Detection Sensor Review and code examples
This post reviews the 801S wide range vibration detection sensor. Here I review and test the sensor and provide code to use it.
June 10, 2017
Light Intensity Sensor Module 5528 Photo Resistor Arduino review and code
This post is a review of the “Light Intensity Sensor Module 5528 Photo Resistor” and includes code and images to use the sensor. There are a couple variants of this light sensor sold by different companies but all have similar components and designs. This model is sold by HiLetgo CN and is available on amazon (link below).