The Omron CX-One is a comprehensive software package that integrates PLC programming software with support software for setting up networks, programmable terminals, servo systems, inverters and temperature controllers. Its CPU bus units and special I/O units can be set without concern for memory addresses and without relying on operation manuals. Support software for CPU bus units and special I/O units can be started from the I/O tables. An integrated simulation improves design and debugging efficiency.