Halloween Creation

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Cool Halloween mask! Can you make one? See you on Halloween party!

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Micro:bit Experiment 11: Rainbow LED Ring —— Elecfreaks Mirco: bit Starter Kit Course

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Introduction 8 RGB Rainbow LED Ring  is based on ws2812b bead. Its biggest characteristic is single IO control and infinite cascade connection. In this experiment, we are going to use micro:bit to drive  8 RGB Rainbow LED Ring  and realize rainbow color gradual change. Component List Hardware: 1 x  Micro:bit Board 1 x Micro-B USB Cable 1 x  Microbit Breadboard Adapter 1 x  Transparent Breadboard - 83 * 55 mm 1 x  8 RGB Rainbow LED Ring 1 x  Breadborad jumper wire 65pcs pack 2 x Alligator Clip Wires Tips: If you want all components above, you may need  Elecfreaks Micro:bit Starter Kit . Software: Microsoft Makecode Online Editor Major Component Introduction 8 RGB Rainbow LED Ring 8 RGB Rainbow LED Ring  is an LED ring made of 8 ws2812b beads in cascade connection. Ws2812b is an intelligent outer control LED source, which has integrated control circuit and light emitting circuit. It has same appearanc...
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Ring:bit Car Package

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This ElecFreaks  Ring:bit Car  package was developed by  ElecFreaks  with minor assistance from  Tinkercademy . What is ring:bit car ？ Ring:bit Car  is a DIY smart car which is based on BBC micro:bit and ELECFREAKS ring:bit. Ring:bit has extended 3 channels of GPIO, among which 2 channels are used for driving servos and one channel of GPIO is undefined. The basic version of ring:bit car can realize functions like road design, wireless remote control, graphic drawing etc.. By increasing other sensors' extension, this car can also realize functions line follow, light tracking, barrier avoidance and so on. How to add ring:bit car package? Click  Add Package  and then search for  ringbit  so that you can add ring:bit car package. Introduction of Major Bricks set left wheel pin and right wheel pin Initialize the pins of left and right servos. By default, connect the left servo to P1 and the right servo to P2. Note: The ...
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Friday Product Post: PM2.5, Wind Speed and Joystick Case

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Do you like exploring nature? For example, to test the air surround us and the wind speed, or just playing on the green grass land with your remote-controlled toys. Imagine a picture that we are surrounded by clear water, fresh air, green grass and warm sunshine. How beatiful the picture is! However, in the reality, our environment is often polluted. For those who care environment and want to explore the world around them, today I have bring you 3 new products. Now let's come to take a look! New Product 1:  Octopus PM2.5 PM10 Detector Sensor Module PM2.5 PM10 Detector Sensor Module is a professional sensor for detecting PM2.5 and PM10. It is used to test the air quality. It has good consistency and high accuracy. With this module, you can test whether the air around you is clean or not. It is very easy to use. New Product 2:  Octopus Wind Speed Sensor Anemometer Three Aluminium Cups This is a wind speed sensor with rain-proof design. It has a standar...
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