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KSB039 micro:bit RJ11 Sensor Board

by Kaise

A special all-in-one breakout board with various functions:

buzzer switch
5V-3V Converter
IC 5V / 3V
IO level switch 4-way
RJ11 socket (for external module) P0 P1 P2 P8 P12 P13 P14 P15 P16 9
3-row pin IO pins
4 full color LEDs 2
large colored buttons (KEYA, KEYB)
Ultrasonic socket Infrared receiving element
UART header