Tuya's WR3E wifi module is the main control chip. Configure functions for the module at iot.tuya.com.
This circuit can be plugged directly into the USB interface to power it. There are two infrared transmitting LEDs on the board, one on the front and the other on the back. At the same time, a 3.5mm headphone jack is added, which can connect used headphones to the infrared transmitter and place them in adjacent rooms.
The green light turns on after powering on, indicating successful powering on.
Button SW1 is used for network distribution
P2 is the reserved download interface
Potentiometer R15 can adjust the brightness of the night light
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