VEML6070 ultraviolet light sensor on an Arduino

In this example we look at an VEML6070 UV sensor and connect it to an Arduino UNO, the code example will not use any...

Arduino traffic light example

This was a a simple board that I bought which basically consists of a red, yellow and green LED on a board, rather than...

HC-SR505 Mini PIR Motion Sensor and Arduino

The HC-SR505 Mini PIR Motion Sensor is based on infrared technology and it can automatic control by itself with high sensitivity and high reliability....

Arduino and MMA8653 accelerometer example

The NXP® MMA8653FC 10-bit accelerometer has industry leading performance in a small DFN package. Packed with embedded functions that include: Flexible user-programmable options and two...

Arduino and HS1011 humidity sensor example

The HS1101 humidity sensor is a cost-effective solution for measuring relative humidity within ±5% accuracy. The sensor’s design is based on a unique capacitive...

Generate a QR code with an Arduino

In this example we will show how to generate a QR code, all of the hard graft is done in a library Code Install https://github.com/ricmoo/QRCode This is the...

B4R Arduino TM1637 7 segment display example

A few of the code examples and projects on this site use modules containing the Tm1638 driver chip, I was interested in this one...

B4R Arduino and BH1750 Ambient Light Sensor example

BH1750FVI is an digital Ambient Light Sensor IC for I2C bus interface. This IC is the most suitable to obtain the ambient light data...

B4R Arduino and ADXL335 accelerometer example

The ADXL335 is a small, thin, low power, complete 3-axis accelerometer with signal conditioned voltage outputs. The product measures acceleration with a minimum full-scale...

B4R Arduino and SHT11 digital humidity sensor example

The SHT1x digital humidity sensor is a reflow solderable sensor. The SHT1x series consists of a low-cost version with the SHT10 humidity sensor, a...