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Material preparation LinkNode D1 x 1 Arduino IDE Step1. Login  linksprite.io ,and record the “Device ID” and “API key” 1. Register www.linksprite.io and Login this account 2. My Profile -> API key   3. My device->Create DIY Device Enter Device Name,Device Type , Group Name , the device number is 00, device name and device grouping can be any.Note: Device Type must be selected 00(Custom device type) .Now you can see “test” in My Devices, ...
SummaryDHT22 module applies specific digital blocks collection technology and temperature and humidity sensing technology to ensure that products with high reliability and excellent long-term stability. Sensor comprises a capacitive humidity sensing element and a high-precision temperature component, and with a high-performance 8-bit microcontroller connected. Therefore, the product has excellent quality, fast response, anti-interference ability, high cost and so on.  Measurable temperature ...
LinkNode R4 is an open source 4-Channel relay controller which is powered by the ESP8266 WiFi SoC. The following will introduce how to use Android APP to control the LinkNode R4. Steps1. Install Android APP Download the APK file from the github and install it. 2. Login LinkSpriteIO If you never register an account on LinkSpriteIO, please enter Email and your password, then click the SIGN IN button If you have an account on LinkSpriteIO, please enter Email and your password, then click the REGI ...