Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...

The ESP32 keeps finding new jobs in my house.

There are plenty of radios you can buy that pick up MW and SW bands if that’s what you’re into. Or, you can follow [mircemk]’s example, and whip one up yourself instead. The build employs an ESP32 as ...

Once upon a time, there was a bit of a fad for fingerprint authentication in laptops and desktop computers. It has long since ...

Inductive sensors are non-contact proximity sensors that detect ferrous targets, ideally ones made of mild steel thicker than one millimeter. They consist of four major components: a ferrite core with ...

Installing a smart water sensor can save you a lot of money and hassle. The top leak detectors we've tested immediately alert you to issues and even shut off your home's water supply. I’ve been ...

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Biosensors are devices used to detect the presence or concentration of a biological analyte, such as a biomolecule, a biological structure or a microorganism. Biosensors consist of three parts: a ...

#define MAVLINK_MSG_ID_MOUNT_CONFIGURE_MIN_LEN 6 #define MAVLINK_MSG_ID_156_LEN 6 #define MAVLINK_MSG_ID_156_MIN_LEN 6 #define MAVLINK_MSG_ID_MOUNT_CONFIGURE_CRC 19 #define MAVLINK_MSG_ID_156_CRC 19 { ...

uint8_t aperture; /*< F stop number x 10 //e.g. 28 means 2.8 (0 means ignore).*/ uint8_t iso; /*< ISO enumeration from 1 to N //e.g. 80, 100, 200, Etc (0 means ignore).*/ uint8_t exposure_type; /*< ...