The Raspberry Pi doesn’t support any Analog to digital or digital to analog capabilities by default, so if you want to use analog sensors on Raspberry Pi, you will need some sort of external AD expansion board is required. PCF8591 Information A popular chip is…
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This OLED is designed for Raspberry Pi computers, to give you a nice little display that you can use in your projects. The PiOLED comes with a monochrome 128×64 OLED, with white pixels. The OLED uses only the I2C pins so you have plenty of…
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In this article we look at a DS18B20 module which you can connect to your Raspberry Pi DS18B20 Information The DS18B20 digital thermometer provides 9-bit to 12-bit Celsius temperature measurements and has an alarm function with nonvolatile user-programmable upper and lower trigger points. The DS18B20…
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This is a mini OLED which is designed for the Raspberry Pi, it can work with Pi 1, B +, Pi 2, Pi 3 and Pi Zero. We tried it on a Raspberry Pi 3 and a Pi Zero. The PiOLED comes with a monochrome…
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In this article we look at an ADS1115 add on board for a Raspberry Pi 4. It has an NTC thermistor on board for testing. First lets look at the board and then a bit of information about the ADS1115 ADS115 Information The ADS1113, ADS1114,…
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In this article we look at a digital geomagnetic sensor – this time its a BMM150 digital geomagnetic sensor Sensor Information BMM150 is a low power and low noise 3-axis digital geomagnetic sensor to be used in compass applications. The 12-pin wafer level chip scale…
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In this article we look at yet another humidity and temperature sensor from TI – this time its the HDC2080 which we will connect up to a Raspberry Pi Lets look at some of the technical information and data from TI HDC2080 Information The HDC2080…
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In this article we look at another sensor – this time its the LIS3MDL which is a 3-axis MEMS magnetic field sensor, digital output, I2C, SPI, low power mode, high performance Sensor Information The LIS3MDL has user-selectable full scales of ±4/±8/±12/±16 gauss. The self-test capability…
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In this article we look at a BH1745NUC Luminance and Colour Sensor and connect it to a Raspberry PI Lets look at that sensor first – here is some of the technical information abou it. The BH1745NUC is digital color sensor IC with I²C bus…
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In this article we look at a BH1745NUC Luminance and Colour Sensor and connect it to a Raspberry Pi 3 The BH1745NUC is digital color sensor IC with I²C bus interface. This IC senses Red, Green and Blue light (RGB) and converts them to digital values.…