Detecting the connection between a built-in Ethernet port QCPU and hub

You can check the connection to the hub with bit 10 of the special register SD1288. When bit 10 of the SD1288 is on, the QCPU is in connection with the hub. More Details >>

Writing files in CSV format

Use SP.FWRITE instruction to save the data to an SD memory card in CSV format. More Details >>

Simultaneous use of simple PLC communication function and socket communication

The socket communication can be used simultaneously with the simple PLC communication function. More Details >>

Operation during power failure

It stops during execution. More Details >>

Function blocks of GX Developer and GX Works2

The same function blocks can be created and used. More Details >>

Specifying the number of digits in the Structured Text

For actual bit devices, the number of digits can be specified. For labels, the number of digits cannot be specified. More Details >>

CC-Link master modules' start I/O No. and refresh devices RX/RY

The I/O numbers used for I/O modules and intelligent function modules cannot be used as refresh targets for RX/RY. Use the I/O numbers greater than those use... More Details >>

Communication between a CC-Link master station and local stations

There are two modes of transient transmission, cyclic transmission and transient transmission, for the communication between a master station and a local sta... More Details >>

Model name of the connector used for the FCN connector type CC-Link remote I/O module

FCN connectors (40-pin connector) are shown below.- A6CON1 (soldering connector)- A6CON2 (crimp connector)- A6CON3 (pressure-displacement connector)- A6CON4 ... More Details >>

Link data from communication error stations in a CC-Link network

The remote input RX of the master station and the remote input RX and remote output RY of local stations clear/hold the data from an error station according ... More Details >>