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The Calliope mini is a single-board computer developed for educational usage at German primary schools. The goal of the initiative is to provide all pupils as of grade three of primary schools in Germany with a Calliope mini free of charge.cite-ref-startnext-1-0[1]

• Background

• Hardware

• See also

• References

• External links

Calliope mini was inspired by the BBC micro:bit, which was distributed to pupils of grade seven in the United Kingdom. The non-profit Calliope gGmbH is responsible for developing and maintaining the Calliope mini.cite-ref-2[2]

The name "Calliope mini" is a reference to Kalliope, a daughter of Zeus and the muse who presides over eloquence, science and epic poetry.cite-ref-3[3]

• Nordic nRF51822 multi-protocol Bluetooth Low Energy / 2.4 GHz RF SoC

• 32-bit ARM Cortex-M0 processor (16 MHz)

• 16 kB RAM

• 256 kB Flash

• Bluetooth Low Energy

• 5×5 LED matrix display

• Accelerometer, gyroscope, magnetometer (Bosch BMX055)

• MEMS microphone

• DC motor driver (TI DRV8837)

• Piezo speaker

• RGB LED (WS2812B)

• 2 programmable buttons

• Serial interface (USB + configurable ports)

• PWM output

• 4 banana plug / crocodile clip connections

• 4 analog inputs

• 8–11 input/output connections (depending on software configuration)

• SPI + I²C

• USB Micro B connection (programming and power supply)

• JST battery connector (3.3 V)

• Banana / crocodile clip connection for 3.3 V (output)

• 2 Grove connectors (I²C + serial / analog)

• NXP KL26z (USB and power supply)

• Flash program memory (optional)

• BBC micro:bit

• Raspberry Pi

• Arduino

• Open Roberta

cite-note-startnext-11. ↑ "Calliope mini: Weil coden Spaß macht".

cite-note-22. ↑ "Founding contract of Calliope gGmbH" (PDF). Archived from the original (PDF) on 2019-01-03. Retrieved 2019-01-02.

cite-note-33. ↑ citerefmdr-demdr.de. "Für jeden Grundschüler ein Computer | MDR.DE" (in German). Retrieved 2019-01-02.

Wikimedia Commons has media related to

Calliope mini

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• Official website

• Calliope mini on GitHub