Introduction The proposed project is the 3D-gesture-controlled toy crossbow. Toy crossbow fixed on top of X-Y plan and X-Z plan free rotary Cloud Terrace, can be adjusted to fire inking cotton ball to target paper. While this project achieved half-way of cloud terrace adjustment, the fire of cotton ball is not achieved yet, since the […]
Finger Gesture-controlled Toy Crossbow Read More »
Description HC-12 are cheap 433MHz wireless serial port communication modules with a range up to 1800m in open space. Each costs about $5 when bought from China, and 2 of them can create wireless UART link that can be used, for example, to transfer telemetry data from UAV. Or drive IoT device. Or connect sensors.
HC-12 433MHz wireless serial communication module configuration Read More »
Today’s smartphones utilize a wide array of accelerometers, gyroscopes and various other sensors in their designs. Relatively unknown is the barometric pressure sensor, which measures air pressure. These sensors are currently being integrated into premium-grade smartphones, but are also becoming more common in mainstream phones or wearables such as fitness trackers and Internet of Things
Air pressure sensors in smartphones Read More »
Hardware components: Microchip MCP3008 × 1 Raspberry Pi 3 Model B × 1 SparkFun Heart Rate Pulse Sensor × 1 Breadboard (generic) × 1 Jumper wires (generic) × 15 Software apps and online services: Microsoft Windows 10 IoT Core Microsoft Visual Studio 2015 STORY In this tutorial, you will learn how to connect a
Windows 10 IoT Core – Reading Heart Rate Pulses Read More »
inputs which means it is a bit of a pain to use many of the available sensors. I wanted to update my garage security system with the ability to use more sensors so I decided to investigate an easy and cheap way to do it. The MCP3008 was the answer. The MCP3008 is a 10bit
Analogue Sensors On The Raspberry Pi Using An MCP3008 Read More »
In this article, by Rushi Gajjar, author of the book Raspberry Pi Sensors, you will see the basic requirements needed for building the RasPi projects. You can’t spend even a day without electronics, can you? Electronics is everywhere, from your toothbrush to cars and in aircrafts and spaceships too. This article will help you understand the
Raspberry Pi Sensors Read More »
The new Euro 6 car emissions standards coming into force in September will require at least 20 sensors per auto engine, says IHS. Most of the new sensors are related to exhaust aftertreatment because of new emissions laws with NOx reduction a focus alongside that of carbon dioxide. As a pollutant, NOx has long been
Euro 6 regs will boost car engine sensors Read More »
Analog Sensors Reading with Raspberry Pi as Interface The Raspberry Pi has no built in analogue inputs which means it is a bit of a pain to use many of the available sensors. We need a A/D interface easy to configure in the RPi and the MCP3008 is the answer. The MCP3008 is a 10bit
Analog Sensors Reading with Raspberry Pi and Zabbix Supervisor Read More »
The Raspberry Pi is an amazing device. Although not the most powerful mini computer out there, it bolsters a tremendous support community, tons of hardware add-ons and coding libraries to your heart’s desire. The Raspberry Pi also makes an affordable media player but so much more can be done with it. In this post, I’ll
DIY Alarm Monitoring System w/ Raspberry Pi + Foscam + Sensors Read More »
Learn how to connect sensors to the Raspberry Pi and control them with Java. Published September 2014 The latest release of Java ME 8 includes a powerful API for controlling devices such as LEDs, relays, LCDs, sensors, motors, and switches. This article is the first in a three-part series about how to connect electronic sensors
Java ME 8 + Raspberry Pi + Sensors = IoT World (Part 1) Read More »
