How to change programs in the standard ROM

After performing online change to the program memory, export the program memory data to ROM format when the CPU can be stopped or before turning off the powe... More Details >>

Setting of "Target MODBUS(R) device head number"

Set "(Last five digits of actual device number) - 1" for the Target MODBUS(R) device head number.Example) For the holding register 400018, set "17". More Details >>

VxWorks

It is an embedded RTOS (real-time OS) developed by Wind River, which is proven worldwide as reliable and stable.The version of the operation system installed... More Details >>

How to turn OFF the "COM.ERR" LED of the Ethernet module

The LED can be turned OFF by operations from GX Developer. The operation method is as follows.(1) Connect to the CPU in the standby system in Transfer Setup.... More Details >>

Cause of file register reset by latch clear operation in universal model QCPU

If Latch (1) is set in the device setting of PLC parameter, the contents of file registers are cleared by latch clear operation. Set Latch (2) to maintain t... More Details >>

Creating comments both in English and in Japanese

Create global device comments and local device comments in respective languages.The device comments can be switched in [Options] -> [Tool]. More Details >>

Cables for CPU modules

The following Diatrend cable can be used.- DQ-U2 More Details >>

Cost of runtime licenses for VxWorks

The cost is included in the price of C Controller modules. Extra payment is not required. More Details >>

Runtime license for MX Component

A runtime license is required for all personal computers on which MX Component operates. More Details >>

Boot file setting of the QnUDVCPU

No. You cannot use an SRAM card, ATA card, or Flash card. Specify an SD memory card as the transfer source (boot source). More Details >>