Features/MicroBit

The micro:bit is a small ARMv6-M board designed for learning about computers. It can be programmed in Python, Javascript, and C/C++.

Julia Suvorova and Steffen Görtz are implementing micro:bit support in QEMU as part of the Outreachy and Google Summer of Code internship program.

Details

• Project branch: https://github.com/stefanha/qemu/tree/microbit

Devices

nRF51 System-on-Chip

• Cortex M0 (ARMv6-M) CPU
  • SysTick timer
  • NVIC irq controller
• UART
• Watchdog
• Clock controller
• Timers
• RTC
• RNG
• TWI (i2c)
• SPI
• ADC
• Quadrature decoder
• Radio
• GPIO

Peripherals

• A & B Buttons
• 5x5 LEDs

User interface

• New WebSocket QMP monitor for UI commands
• Button commands
• LED update events
• HTML/Javascript frontend that connects to WebSocket UI monitor