Tag: wireless
WISP – Re-programmable Microcontroller That Runs On Energy Harvested From Radio Waves
A new research initiative between the University of Washington's Sensor Lab and the Technical University of Delft in the Netherlands has created a microprocessor that can power itself through stray radio waves and receive programmable updates in the same fashion. While the RISC-derived...
Continue ReadingGet Sensor Data From Arduino To Smartphone Via Bluetooth
Hariharan Mathavan at allaboutcircuits.com designed a project on using Bluetooth to communicate with an Arduino. Bluetooth is one of the most popular wireless communication technologies because of its low power consumption, low cost and a light stack but provides a good range. In this...
Continue ReadingA multi-protocol SoC for ultra low-power wireless applications
Author: Maurizio Di Paolo Emilio The nRF52840 SoC of Nordic Semiconductor is based on a 32-bit ARM Cortex-M4F CPU running at 64 MHz with flash and RAM integrated on chip. Ultra low-power wireless applications can use this advanced multi-protocol SoC with different communication...
Continue ReadingIkaScope: a wireless oscilloscope probe
Author: Maurizio Di Paolo Emilio IkaScope is a wireless oscilloscope probe that allows to observe the change of electrical signals over time. The probe is a handheld device, portable and fits perfectly in the hand and pocket. By using high-speed Wi-Fi connection, IkaScope wireless...
Continue ReadingSonnet Off-Grid Device, The Smartphone Walkie-Talkie
At Sonnet Labs, a group of avid outdoor enthusiasts aim to democratize mobile communication with technologies that enable smartphones to send text messages, image data, and GPS locations without Internet connectivity, cellular coverage, or satellite reception. No need for cellular grid...
Continue ReadingTwiz – Tiny Wireless IMUs
Tiny Wireless IMUs - 100% open & autonomous 9DoF motion sensor using BLE to control anything from your [objects] motion ! by Drix @ hackaday.io: We looked for tiny, autonomous, easy to use, and 9 Degrees of Freedom IMU, but none of the available wireless motion sensors were...
Continue ReadingLoRa IOT Home Environment Monitoring System
RodNewHampshire @ instructables.com writes: The LoRa IOT Home Environmental Monitoring System consists of an Arduino Mega based IOT-to-Internet gateway and Arduino Feather based remote stations with environmental sensors. The remote stations communicate wirelessly with the gateway...
Continue ReadingMultichannel Wireless Light Dimmer
abhishek123 @ instructables.com writes: This project aims to Control the intensity of the dimmable lighting appliances via a trailing edge dimmer. Provide the user , ability to control lightsindependently and wirelessly over the Wi-Fi network and the Internet! Multichannel...
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