Description

The BBC micro:bit v2 is a mini computer designed to make coding fun and easy to learn. The micro:bit v2 is fully programmable, so you can easily turn your ideas into reality! From making games to composing music and even controlling robots. The micro:bit comes with neat hardware like a 25-LED display, buttons, built-in speakers, Bluetooth connectivity, and temperature, motion, and light sensors.

If you want to start coding or want an exciting device to get young people interested in coding – then the BBC micro:bit v2 is for you!

Measuring just 4cm x 5cm, this single-board computer has an impressive ARM Cortex m4 processor and 512KB of flash memory, making it a powerful little device. The micro:bit comes in 4 colors and features a variety of individually programmable inputs and outputs, including a 5×5 LED matrix display, buttons, speakers and microphone. The micro:bit also features a temperature sensor, accelerometer, touch-sensitive logo, and built-in sleep/off mode.

It's compatible with many free online code editors designed for different knowledge levels of many different programming languages, so you can find something that suits the way you want to learn or teach.

Feature

Pocket-sized microcontroller (4 x 5cm) designed for kids and beginners
Wireless connectivity with built-in 2.4GHz micro:bit radio and BLE Bluetooth 5.0
25 red LEDs that can be used for interactions
Onboard MEMS microphone, speaker, and touch-sensitive logo
Onboard accelerometer for motion sensing applications
Notched edge connector for easier connections
Dedicated I2C bus for peripherals
Two programmable buttons

Specification

32-bit ARM Cortex-M4 processor with FPU (Nordic nRF52833)
- Flash ROM: 512KB
- RAM: 128KB
- Speed: 64MHzProcessor:
Bluetooth Wireless: 2.4GHz
Motion sensor:
- Features: 3 magnetic field and 3 acceleration axes, 2/4/8/16g ranges
- Resolution: 8/10/12 bits
Temperature Sensing:
- Sensing range: -40C to +105C
- Resolution: 0.25C Steps
- Accuracy: +/- 5C
Speaker:
- SPL: 80dB @ 5V, 10cm
Microphone:
- Microphone: -38dB ±3dB @ 94dB SPL
- Frequency range: 100Hz ~ 80kHz
Power Supply:
- Operating Range: 1.8V - 3.6V
- Operating current: 300mA max
- Battery connector: JST X2B-PH-SM4-TB

Comparison between the current version (v1.5) and the latest version (v2.0)

	Current Version (v1.5)	Latest Version(v2)
Processor	Nordic Semiconductor nRF51822	Nordic Semiconductor nRF52833
Memory	256KB Flash, 16KB RAM	512KB Flash, 128KB RAM
Interface	NXP KL26Z, 16KB RAM	NXP KL27Z, 32KB RAM
Microphone	None	MEMS microphone and LED indicator
Speaker	None	On-board speaker
Logo touch	None	Touch-sensitive logo
Edge Connector	25 pins. 3 dedicated GPIO, PWM, I2C, SPI and ext.power. 3 ring pins for connecting crocodile clips/banana plugs	25 pins. 4 dedicated GPIO, PWM, I2C, SPI and ext.power. 3 ring pins for connecting crocodile clips/banana plugs. Notched for easier connection
I2C	Shared I2C bus	Dedicated I2C bus for peripherals
Wireless	2.4GHz micro:bit Radio/BLE Bluetooth 4.0	2.4GHz micro:bit Radio/BLE Bluetooth 5.0
Power	5V via micro-USB port, 3V via edge connector or battery pack	5V via micro-USB port, 3V via edge connector or battery pack, LED power indicator, Power off (push and hold power button
Current available	90mA available for accessories	200mA available for accessories
Motion Sensor	ST LSM 303	ST LSM 303
Software	C++, MakeCode, Python, Scratch	C++, MakeCode, Python, Scratch
Size	5cm(w) x 4cm(h)	5cm(w) x 4cm(h)