You don't need a weather forecaster to know if you need your umbrella. With the GrovePi+ Starter Kit you can build your own "Rain Notifier" to alert you with a red glowing LED if you need to remember your umbrella or a blue LED if you're going to have blue skies.
Read More »Tag Archives: Raspberry Pi
Raspberry Pi Zero: A Cheap Brain for Your Next Bot
The Raspberry Pi Zero costs just a wee bit more than it’s name implies: $5. But that’s still darn cheap for what you get. Each Pi Zero has a Broadcom BCM2835 application processor, with a 1GHz ARM11 core. That’s 40 percent faster than Raspberry Pi 1! It also …
Read More »Raspberry Pi 2 Starter Kit
This kit from Sparkfun includes everything you need to quickly start building simple projects with a Raspberry Pi 2. In addition to a Pi 2 model B, the kit also includes a SparkFun Pi Wedge. The Wedge connects to the 40-pin GPIO connector on the …
Read More »Adafruit’s 16-Channel PWM/Servo HAT for Raspberry Pi
Normally, it’s not easy to control DC Servos using a Raspberry Pi, because the motors require well timed pulses in order to work properly. This new 16-Chanel PWM/Servo HAT from Adafruit makes it easy! No need to fut around with the Linux kernel. Just pop on the …
Read More »Unite Your Raspberry Pi and Arduino with Arduberry
The Arduberry has one wish: to bring together the Arduino and the Raspberry Pi. Designed by Dexter Industries, the Aruberry is a shield that plugs into a Pi so that Arduino sensors and shields can be easily connected. No physical adjustments are requirement for most shields: …
Read More »A-Star 32U4 Robot Controller LV with Raspberry Pi Bridge
This A-Star can be used as a Raspberry Pi HAT (for Model B+, Model A+, and Pi 2 Model B Pi boards) or as a standalone controller for a very simple robot. Built around an ATmega32U4 AVR microcontroller with built-in USB functionality, the board includes dual …
Read More »Pololu Dual MC33926 Motor Driver for Raspberry Pi
Adding a pair of brushed DC motors to a Raspberry Pi B+, A+, or Pi 2 is easy with this add-on board from Pololu. The board comes fully assembled, so all you need to do is connect it to a Pi as a HAT (Hardware Attached …
Read More »Pi-Based Tiddlybot Follows and Draws Lines
Tiddlybot is an easy-to-build robot that can connect to any smartphone, tablet or PC that supports HTML. Run it as a remote controlled toy, or program it using a custom Blockly interface. The robot features two servos, line sensors and multicolored LEDs. There’s even a spot …
Read More »Pimoroni Explorer HAT Pro for Raspberry Pi
If you want to prototype with your next Raspberry Pi 2, B+, or A+ robot, the Pimoroni Explorer HAT Pro is an ideal solution. You can use it to drive motors or test code involving sensors. It can also accept input from 5V systems, such as …
Read More »Raspberry Pi 2 Considerably Faster, But Camera Shy
With a quad core ARMv7 processor running at 900mHZ, the freshest Pi in the shop — the Raspberry Pi 2 — is considerably faster than its predecessors. In fact, it boasts speeds of up to six times faster! It also offers twice as much memory, with …
Read More »Raspberry Pi Camera Robot
Dawn Robotics’ new kit offers a low-cost solution for those who want to add mobility to their Raspberry Pi camera. The Chassis Kit includes everything you’ll need to get started, minus the Raspberry Pi, Raspberry Pi camera, WiFi dongle, and SD card. An online tutorial details …
Read More »A Reliable, International Power Supply for Single-Board Computers
A poorly made power supply can wreak havoc on a robotics project, particularly one that uses USB power. If the cable is too long, made with narrow gauge wire, and the project requires a lot of current, the adapter might not provide 5V reliably. This can cause brownouts …
Read More »Add a Capacitive Touch Screen to Your Raspberry Pi
Raspberry Pi lovers will likely remember the old PiTFT Mini Kit resistive touchscreen, which required a stylus. This new kit, available from Adafruit, can be used with your fingerpad! Featuring at 2.8″ display, the new PiTFT Mini Kit offers 320 x 240 16-bit color pixels. The screen …
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