Connecting special adapters to FX3U series

Anexpansion board is required. (However, it is not required when connecting only the special high-speed I/O adapter.) More Details >>

Setting day of the week when using the TWR instruction (FX3 series)

Day of week is automatically set. When data written to the data register for storing day-of-the-week data is within the setting range (K = 0 to 6), the day ... More Details >>

32-bit data assurance

To assure 32-bit data, "Network Range Assignment" of the control station must satisfy the following conditions.(1) The start device No. of LB is a multiple o... More Details >>

Difference between CC-Link reserved stations and invalid stations

- Reserved station Reserved stations are not actually connected to the network (but will be connected in the future) but do not appear as data link error... More Details >>

Necessity of terminating resistors in CC-Link communication

No, it is unnecessary. Terminating resistors are only required at both ends of the network. More Details >>

Checking the amount of free space of the memory in GX Developer/GX Works2

Select [Tool] -> [Confirm Memory Size] to check the amount. More Details >>

SD1284 of LCPU with built-in Ethernet port

The bits 0 to F of the special register SD1284 (Open request signal) correspond to the connection numbers 1 to 16. When the open request is sent, the corresp... More Details >>

FNC connector pin layout in L series I/O module and Q series I/O module

Yes. They have the same pin layout. More Details >>

KeepAlive setting for built-in Ethernet port in LCPU

The KeepAlive setting for the built-in Ethernet port in the L series is fixed. The setting is unchangeable. More Details >>

QnA-compatible 3E frame command for built-in Ethernet port in LCPU

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