The micro bit button battery power shield is fully compatible with micro bit control board. It can provide power for micro bit. The micro bit is easily fixed on the shield with 5 M3*6MM flat screws. What’s more, a 20mm watchband can help carry this shield on the wrist. It comes with 2 SK6812 LED displaying various colors, a passive buzzer to play all kinds of music.
The shield comes with a CR1632 button battery and a DIP switch, which contributes to supply power for micro bit control board.
Note: button battery is not included
- Working voltage: DC 3.3V
- Working current: 30mA
- Maximum power: 150mA
- Working temperature: -20 ℃ --60 ℃
- Size: 51.7mm * 42.5mm
- Environmental attributes: ROHS
After uploading the code successfully, and install a CR1632 on the shield according to connection method. Dial the DIP switch to the ON end. The LED dot matrix of the micro bit control board displays a heart pattern. After the passive buzzer plays the happy birthday song once, the two SK6812 LEDs display red, green, and yellow alternately.
Download relevant code: https://1drv.ms/u/s!ArhgRvK6-RyJhTZfo0RiTerSEihK?e=nV5njk