LinkNode R8 is a WiFi relay controller and it is powered by ESP-12f ESP8266 WiFi module which is compatible with Arduino programming. There are 8 relay channels and each channel allows you to control high-power devices (up to 10 A) via the on-board relay...

LinkNode R4 is a WiFi relay controller and it is powered by ESP-12f ESP8266 WiFi module which is compatible with Arduino programming. There are 4 relay channels and each channel allows you to control high-power devices (up to 10 A) via the on-board relay...

Introduction Bluetooth 4.0 BLE Gateway Shield is an addon that can turn pcDuino8 Uno into a Bluetooth 4.0 BLE gateway. It is using Nordic nRF51422 chipset and Arduino compatible. User have the flexibility to what serial ports (soft serial port or hard...

The most generous WRTnode by far  Bigger RAM, bigger ROM: almost a destop Linux Duo-core & Duo-OS, mixed-up the incalculable Linux development resources and the real-time application Arduino in javascript or python or any script in...

This is a handy cables kit for WTRnode users. It contains a USB to TTL cable which allows for a simple way to connect TTL interface devices to USB, and a WRTnode dedicated network cable. WRTnode is a high performance CPU, low power consuming, cheap and...

This standard sheild for WRTnode is directly stackable with the WRTnode Mini OpenWRT Dev Board. WRTnode uses a MTK MT7620N 580MHZ MIPS CPU, and is powerful in both interface and functionality. But expanding its interface with jumper wires is troublesome...

Mini GSM / GPRS breakout board is based on SIM800L module, supports quad-band GSM/GPRS network, available for GPRS and SMS message data remote transmission.The board features compact size and low current consumption. With power saving technique, the...

So it turns out that your XBee based device would work even better as a BLE device… that probably means back to the drawing board, right? Well not anymore! Now you can swap in BLE functionality without a major hardware redesign!  Bluetooth 4...

This is a SMD BLE module used in our BLE Bee and Xadow BLE. It is based on TI cc2541 chip, enables robust network nodes to be built with low total bill-of-material costs and highly suited for ultralow power consumption systems. The module is small and...

If you are in need of such a 4.0 BLE Bluetooth module, MCU can be set up,also can controlled by a remote Bluetooth device for setting,can transfer data, and can remotely control 10 PIO pins,so,the best choice is HM-10 bluetooth module. can replace...

The Development Kit based on ESP8266, integates GPIO, PWM, IIC, 1-Wire and ADC all in one board. Power your developement in the fastest way combinating with NodeMcu Firmware! USB-TTL included, plug&play 10 GPIO, every GPIO...

ESP8266 offers a complete and self-contained Wi-Fi networking solution, allowing it to either host the application or to offload all Wi-Fi networking functions from another application processor. When ESP8266 hosts the application, and when it is the...