START A BIT

Parts

Every part we build with: what it is, what it does, and where it is used. Tap one for its facts and datasheet.

Boards

Micro:bitMicro:bitBBC Micro:bit V2Breakout board (pin:bit)Breakout board (pin:bit)Pimoroni pin:bit, edge connector breakout for the Micro:bitArduino UNOArduino UNOArduino UNO R3 (ATmega328P)Bluetooth module HM-10Bluetooth module HM-10HM-10 (BLE)Simple Servo boardSimple Servo boardKitronik Simple Servo board 5673Arduino UNO WiFi Rev2Arduino UNO WiFi Rev2Arduino UNO WiFi Rev2 (ATmega4809), from the Arduino CTC GO! Core ModuleServo board for 16 servosServo board for 16 servosKitronik Compact 16 Servo Driver Board (5694)

Sensors

Push buttonPush button6 × 6 mm tactile switch, 4 legsKnob (potentiometer)Knob (potentiometer)10 kΩ trimmer potentiometerUltrasonic sensor (HC-SR04)Ultrasonic sensor (HC-SR04)HC-SR04, the classic one: 5 V onlyUltrasonic sensor for 3.3 V (HC-SR04P)Ultrasonic sensor for 3.3 V (HC-SR04P)HC-SR04P, also sold as HC-SR04 2020/2021, 3-5.5 VAnalog ultrasonic sensor (US-016)Analog ultrasonic sensor (US-016)US-016Accelerometer (MPU-6050)Accelerometer (MPU-6050)MPU-6050 on a GY-521 boardLine following boardLine following boardKitronik :MOVE line following boardInfrared sensorInfrared sensorLM393 infrared obstacle and line sensor module

Lights and sound

LEDLED5 mm LED, red, yellow, green, blueLED stripLED stripElecFreaks Rainbow LED strip: 10 WS2812B LEDs (NeoPixels), plugs at both endsBuzzerBuzzerPiezo buzzerNumber display (4 digits)Number display (4 digits)Four-digit 7-segment display for the Micro:bitScreen (OLED 128 × 64)Screen (OLED 128 × 64)Kitronik :VIEW OLED display 128 × 64 for the Micro:bit

Motors

Servo (180°)Servo (180°)Feetech FS90 micro servo, 180°Servo (360°)Servo (360°)FS90R continuous rotation servoRobot car :MOVE MotorRobot car :MOVE MotorKitronik :MOVE Motor for the Micro:bitMotor driverMotor driverMX1508 dual H-bridge DC motor driver moduleSumo robot kitSumo robot kitCRF SumoBot (Chalmers Robotics), mini sumo robot

Power

USB power boardUSB power boardMicro-USB breakout board3.3 V regulator3.3 V regulatorAMS1117-3.3 module (Fasizi), 4.75-12 V in, 3.3 V outDiode (Schottky)Diode (Schottky)1N5817 Schottky diode, 1 ALevel converterLevel converterSparkFun Logic Level Converter, bi-directional (BOB-12009), 4 channelsBattery packBattery pack2 × AAA with ON/OFF switch, Micro:bit plugAA batteriesAA batteriesAA, 1.5 VUSB cableUSB cableUSB-A to Micro-USB (Micro:bit), USB-A to USB-B (Arduino UNO)

Wiring and building

BreadboardBreadboardSolderless breadboardResistorsResistors220 Ω, 330 Ω, 1 kΩ, 2 kΩ, 10 kΩCrocodile clip leadsCrocodile clip leadsCrocodile clip leadsBare stiff wireBare stiff wireBare copper or steel wire, about 1 mmWheelsWheelsWheels for FS90R servosStiff cardboardStiff cardboardCardboardSkidSkidA bottle cap or a big beadRubber bands and tapeRubber bands and tapeRubber bands, tapeRobot car matRobot car matKitronik :MOVE mat, line following and activity mapMasking tapeMasking tapeMasking tape, several widths and colours

Tools and software

LaptopLaptopAny family laptop: Windows 10 or newer, macOS, or a school ChromebookTabletTabletiPad or Android tablet3D printer (resin)3D printer (resin)Anycubic Photon D2 (DLP) with the Wash & Cure Machine 2.0MakeCodeMakeCodeMicrosoft MakeCode for Micro:bit, free in the web browserScratchScratchScratch (MIT), free in the web browser