BBC Micro:bits

Microcontroller with several sensors included. Can be used alone, or can communicate with other Micro:bits or with a smartphone via Bluetooth. Easy coding with blocks or more advanced programming with Javascript, Python, Arduino...

See the reference side-by-side comparison BBC Micro:bit vs BBC Micro:bit V2

	BBC Micro:bits
Website	https://microbit.org/
Release date	2015
Price	15 USD
Product details
CPU	nRF51822 ARM Cortex-M0 32 bit
CPU Clock	16 MHz
RAM	16 KB
ROM (Flash)	256 KB
Operating voltage	3.3 V
USB	Yes micro-USB
Connectivity
UART	x1
SPI	Yes x3
USB Host	Yes
GPIO	19
I²C	Yes
ADC	Yes x6 10-bit
PWM	Yes x3
DAC	No
RTC	No
Bluetooth®	Yes BLE 4.0
Wi-Fi	No
Sensors
Accelerometer	Yes
Temperature sensor	Yes
Built-in microphone	No
Built-in speaker	No
Hall effect sensor	No
Touch sensors	-
Built-in buttons	3 (2 + 1 reset)
Dimensions
Height	43 mm
Width	52 mm
Links
Website	https://microbit.org/