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  • Stop google-chrome from hijacking MIMEs
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  • A peculiar case of I/O errors with cheap SFF-8643 cables
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  • nvtk_mp42gpx.py revisited – now with TS support
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  • Brother MFC-9320CW No Ethernet Link Repair
  • 2020 update of the nvtk_mp42gpx.py script
  • SJG Forester – tracking down noisy wheel bearings
  • Converting DeWalt DCB101 110V charger to 240V
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  • Mitigating false positive triggers of a HC-SR501 PIR sensor connected to an ESP8266
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Tag: PIR

Mitigating false positive triggers of a HC-SR501 PIR sensor connected to an ESP8266

Recently I was experimenting with an ESP8266 board (Wemos D1 Mini) running Micropython.

I connected a HC-SR501 PIR sensor to it only to find it it would false trigger.

Continue reading Mitigating false positive triggers of a HC-SR501 PIR sensor connected to an ESP8266
Posted on 2020-02-162020-02-16Categories Stuff, ThingsTags ESP8266, HC-SR501, PIR, Wemos D1 mini
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