Tag: Bluetooth

ESP32-PICO-KIT V4 is a mini development board produced by Espressif. At the core of this board is the ESP32-PICO-D4, a System-in-Package (SIP) module with complete Wi-Fi and Bluetooth functionalities. Comparing to other ESP32 chips, the ESP32-PICO-D4 integrates several peripheral...

An ECG patch with HRV monitoring that's open source, affordable, and Wi-Fi/Bluetooth connected. HeartyPatch is a completely open source, single-lead, ECG-HR wearable patch with HRV (Heart Rate Variability) analysis. It is based on the popular ESP32 system-on-a-chip. By using low-cost,...

Welcome to another Arduino Tutorial! Today we are going to learn how to use Bluetooth to exchange data between two Arduino boards! As a demonstration project, we are going to build a simple weather station. There is a lot to cover so let’s get started! Arduino Two-Way 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...

In IoT and digital age, location-based services applications are widespread: starting from Google maps to anti-loss devices and not ending with location-based marketing. The most common technologies used for user location identification are: GPS, WiFi and Beacons (a custom BLE...

Managing some of house devices with its IR remotes may be annoying if you are out of its line of sight. You will have to interrupt the work you are doing, move to another room, turn down the volume of your Hi-Fi for example, then go back and resume your work. Assume you can use bluetooth...

Graham Prophet @ eedesignnewseurope.com introduces BlueNRG-2, the latest BLE solution from ST. He writes: Introducing its latest-generation Bluetooth Low Energy (BLE) System-on-Chip, ST Microelectronics highlights low power, small size, and high performance to enable widespread...

The ‘Pi Desktop’ kit from element14 offers some great features like Wi-Fi, Bluetooth, a real-time clock, an interface for an mSATA-SSD hard drive, an optional camera, heat sink, a neat power switch and of course the sleek black case. [via] The Raspberry Pi is a well designed,...