SD1286 of LCPU with built-in Ethernet port

The bits 0 to F of the special register SD1286 (Receive state signal) correspond to the connection numbers 1 to 16. When it receives data, the corresponding ... More Details >>

Number of points used for I/O assignment of LCPU built-in I/O function

X00 to X0F and Y00 to Y07 are sorted for each function. For more details, refer to "MELSEC-L CPU Module User's Manual (Built-In I/O Function)". More Details >>

Configuration of simple PLC communication function using LCPU

At least one L series CPU is necessary when using the simple PLC communication function. More Details >>

Communication between CPUs via built-in Ethernet port in LCPU

The following communication methods are available between the built-in Ethernet ports in the L series CPUs.- Simple PLC communication function- Socket commun... More Details >>

NTP support by the SNTP function of LCPU with built-in Ethernet port

NTP and SNTP are compatible. Therefore, an NTP server can be used for clock setting. More Details >>

Remedy for the division-related operation error

The operation error occurs when the divisor is 0.Create a program in which a comparison operation instruction or another method executes a division instructi... 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 >>

Reading file registers simultaneously with the program, parameters, and other data in GX Works2

No. Switch the target memory for PLC Data and read the file registers alone. 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 >>

Communication between built-in Ethernet port QCPU modules

The following communication methods are available between built-in Ethernet port QCPU modules. - Socket communications are possible. - Communications equ... More Details >>