zlJ57C

io mouth learning board

Overview

1. Power supply circuit:
(1) Type-c power supply
(2) Lithium battery power supply.
Select the power supply mode through the switch and jumper cap

2, which leads to 7.4V, 5V, 3V3 power pins to facilitate powering up the development board.

3. Six-channel LED , ten-way dial switch, SW5 is the power supply selection for the common terminal of the dial button, switching high and low levels

4, OLED screen

Design Files

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Update:2025-06-20 04:51:39

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