Day: 2017-08-12

NodeMCU and RC522 and REST communication

Last time we made a device that reads RFID card and communicates with devices by broadcasting a message. This implies that on the same network a server must be. We can use another device to work as a proxy between reader and remote server but why? We can communicate directly with the server via HTTP requests and box can inform other devices about the result.

Code added to  NodeMCU Boilerplat@GitHub
(more…)

Advertisements