I’ve tried out the laser module which works great. I’ve connected it to the 5 volt output of my Wemos D1 esp8266 and the signal on the D4 pin.
The code (very basic) is on https://github.com/paulgreg/Elegoo-37-sensors-kit/tree/main/laser



I’ve tried out the laser module which works great. I’ve connected it to the 5 volt output of my Wemos D1 esp8266 and the signal on the D4 pin.
The code (very basic) is on https://github.com/paulgreg/Elegoo-37-sensors-kit/tree/main/laser
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