The NodeMCU development board is a powerful solution to program microcontrollers and be part of the Internet of Things (IoT). The NodeMCU development board, based on ESP8266EX, is a cute module with a ...
Blockchains claim to be public, distributed, effectively immutable ledgers. Unfortunately, they also tend to get a little bit huge – presently the Bitcoin blockchain is 194GB and Ethereum weighs in at ...
Recently, we covered how to use the Etherscan API to query data (a wallet balance) from the Ethereum blockchain with NodeMCU. It’s a very useful method for retrieving information from a blockchain on ...
Learn how to connect your NodeMCU (ESP8266) to a Laravel backend! In this tutorial, you'll see how to send sensor or device data from NodeMCU to Laravel using HTTP requests (POST/GET), making it ...
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