Yl105 Datasheet Hot! -

Use an oscilloscope or multimeter to see if Pin 6 (Output) toggles when the input trigger is activated. If the input changes but the output stays dead, the IC is likely fried. Conclusion

Disclaimer: The YL105 is an open-hardware-style module. Specifications vary by manufacturer. Always test your module before finalizing a design. yl105 datasheet

Jenna grinned. “So the ‘ghost’ tripping our sensor isn’t a thief. It’s a light bulb .” Use an oscilloscope or multimeter to see if