The ABSniffer 528 USB dongle is a ready-to-use nRF52 dongle with a very compact form factor. Its intended use is as a low-cost BLE sniffer that can sniff the advertisements of nearby devices. It features an NRF52832 chipset and a SiLabs CP2104 USB-to-serial converter. This article shows how to write a custom iBeacon firmware for the…Details
How to build a HomeKit / Siri controlled election lock with ESPea and Relay shield. It’s a cheap project for smart lock. I built a custom HomeKit / Siri controlled election lock recently. It need ESP8266/NodeMCU, Raspberry PI and a Electric Lock 12V DC. See more information at the instructableDetails
BMP280 shield for ESPea. The BMP280 sensor can measure barometric pressure and temperature with very good accuracy. This shield is good match with ESPea, ESPea32. It also has nice size. Buy Link ESPea Relay Shield for ESPea. This is the ESPea Relay Shield, an add-on board that allows your ESPea to control higher voltage and current loads…Details
128×64 pixels OLED Shield with I2C. It adds a 128×64 monochrome OLED to ESPea main board. The OLED uses only the two I2C pins on the ESPea, and you can pretty much stack it with ESPea, even ones that use I2C since that is a shared bus. Buy Link. Prototype Shield For ESPea is also…Details
This Instructable shows how to build a simple rainbow lamp with BLE controled using BLEPad and WS2812B ring. The BLEPad is an Arduino compatible microcontroller development board based on the ATmega32U4 with Bluetooth 4.0 built in. Read more at Instructables.Details
The following example in C uses the REST interface with a secure SSL configuration to exchange AP configuration with the onboard ESP8266. The board is a Cactus Rev 2. The sketch updates the status every 60 seconds in the IoTLink dashboard. click on Learn More, then Examples, there are examples for Cactus rev 2 using…Details
ESPea is a new Wi-Fi development board from AprilBrother technologies. It uses the ESP8266EX chipset as the main micro-controller and supports the Arduino environment. At the ESPea’s heart is an ESP8266 WiFi microcontroller clocked at 80 MHz and at 3.3V logic. This microcontroller contains a Tensilica chip core as well as a full WiFi stack.…Details
BLEPad – The BLEPad is an Arduino compatible microcontroller development board based on the ATmega32U4 IC with Bluetooth 4.0. a.k.a. Bluetooth Low Energy (BLE), built in. You can choose board type LilyPad Arduino USB from Arduino IDE to start programming. It’s the easiest way to get Bluetooth 4.0 in your project!