Android Phone, ESP8266 Serial WiFi, Arduino and PLC Modbus Application

Command of android phone is sent to the PLC via WiFi. WiFi from android phone connect to ESP8266 Serial WiFi and Arduino, and then transfer ...

PLC Real Time Clock Using Android

How to PLC has a clock? one way is to use the clock in android and send clock data from android to PLC. In this way, the PLC has a real time...