micro:bit용 다기능 확장 보드 micro:IO-BOX

(micro: IO-BOX Expansion Board

with On-board Li-ion Battery Power)

개요

  • 본 제품은 micro:bit용 다기능 확장 보드 micro:IO-BOX입니다.
  • 보드상에 리포 배터리를 장착할 수 있게 디자인되어 있으며, 2채널 모터 드라이버, 9개의 I/O 포트, 2개의 I2C 포트, 1개의 시리얼 포트, 버저, RGB LED, 리포배터리 충전회로 등을 탑재하고 있습니다.
  • 보호 커버를 가지고 있어 좀더 안전하게 사용할 수 있습니다.
  • CR123A 3.6V 1000mA 리튬 배터리와 사용이 가능합니다.
  • 안정적인 전원공급을 위하여 좋은 품질의 부스트-벅 전원 관리 솔루션을 채택하였습니다.

특징

  • Supported Battery specification: CR123A Li-ion battery 1000mA(Battery of this type is on sale)
  • Average Continuous Usage Time: 6h(the actual time may differ from the description out of different using situation)
  • External Power Supply: 3.7V~5V( Auxiliary 3 AA battery holder is on sale)
  • Charging Interface: microUSB 5V  Support computer USB charging and cell phone charger
  • Supported Motor Voltage: 3V~6V
  • Supply Voltage: 4.5-5.5V
  • Battery Type: CR123A 3.6V  Rechargeable Li-ion Battery
  • Power Switch: 1
  • Charging Current: 350mA
  • Charging Time: 2.5h
  • Digital Output Voltage: 0V/3.3V
  • Analog Input Voltage: 0~3.3V DC
  • On-board Buzzer: 1-way(PO)
  • Buzzer Switch: 1
  • On-board RGB: 4 WS2812B(P15)
  • Motor Interface: 2-way(IIC)
  • Micro: bit Interface: 9-way (P0, P1, P2, P8, P12, P13, P14, P15, P16)
  • IIC Interface: 2-way
  • UART Interface: 1-way
  • Dimension: 61×61mm/2.40×2.40"
  • As we know, a motor's instantaneous current can reach up to 1A at its starting instant, which is a big challenge for power supply. So we specially carried out a strict test on our product: we make two TT motors keep rotating forward and reversely continuously, and even in such a condition, the board and motor can still work about 1.5 hours until running out of the battery. In normal operation, the battery can work for over 6 hours.

문서

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