Supporting communications via 2 RS232 serial ports, CAN port, Wi-Fi®, and optional cellular capability, HEC-Gateway Controller provides maximum flexibility when translating between different serial bus protocols, data logging, or adding IoT connectivity to existing systems. Solution is based on P-Series PLC on a Chip™ technology and programmed using Divelbiss EZ Ladder Toolkit in Ladder Diagram, Function Block, and Structured Text. Digital and analog I/O come standard.