Print settings of the device list in GX Works2

When [Display Option] -> [Used devices] -> [Contact] and [Coil] are selected in the Device List window, devices used are not displayed. More Details >>

Writing files in CSV format

Use SP.FWRITE instruction to save the data to an ATA card in CSV format.For Q00UJCPU, Q00UCPU, and Q01UCPU, however, memory cards cannot be used thus data ca... More Details >>

How to write comments of GX Works2 into the standard ROM

Switch the Target Memory to "Standard ROM" in the "Write to PLC" window. More Details >>

QnA-compatible 3E frame command (0406) for the built-in Ethernet port QCPU

The built-in Ethernet port QCPU is not compatible with a multiple-block batch read command (0406) of the MC protocol. Executable commands are the following.... More Details >>

Sample comment of GX Works2

It includes sample comments for special relay/special register and the intelligent function module. On the menu of GX Works2, select [Edit] -> [Import ... More Details >>

Necessities for the execution environment of MX Component

Both the developed software and MX Component must be installed. More Details >>

Difference between C Controller module and programmable controller CPU module

- C Controller module: Programs are created using C and C++ languages. The programs run based on each task and parallel processing of multiple tasks base... More Details >>

High-speed timer

Follow the procedure below to insert a high-speed timer.- Click the Coil button on the toolbar or press the function key F7, then enter "HT[ ] K[ ]".- Click ... More Details >>

Ethernet system configuration of a redundant system

The following figure shows the basic configuration. When a control system Ethernet module is faulty or disconnected, the system is switched at a disco... More Details >>

Number of tasks to be created

The number of tasks that can be created depends on free space of the work RAM. Execute the following command with shell to check the free space of the work R... More Details >>