Boot operation from the standard ROM

The boot operation from the standard ROM is not possible.The program memory of universal model QCPU is a flash ROM.Thus, writing in the program memory achiev... 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 >>

Duplicated coil error

The duplicated coil error is detected when SET instruction and RST instruction use the same device. More Details >>

Setting the MELSEC iQ-R series inter-module synchronization function

Set modules in a module configuration diagram with GX Works3 and configure the inter-module synchronization setting. [Navigation Window]-> [Parameter]-... More Details >>

Interrupt period setting of fixed scan interrupts of MELSEC iQ-R series

You can configure the setting in "Interrupt Setting from Internal Timer" of the CPU parameter. <Interrupt period setting> [Navigation Window]-> ... More Details >>

Using Q series terminal blocks and connectors with MELSEC iQ-R series modules

You can use a Q series 18-point screw terminal block with a MELSEC iQ-R series terminal block type I/O module or analog module. For a 40-pin connector type ... More Details >>

Index modifier of the bit device in the FX3GC series

FX3GC series does not support the index modifier for the bit devices. FX3U/FX3UC series supports it. More Details >>

Connecting special adapters to the FX3G series

An FX3G-CNV-ADP is required. More Details >>

Setting required to skip CC-Link slave station numbers

A CC-Link slave station number can be skipped by assigning the skipped number to a reserved station. A reserved station is counted as one of all the connecte... More Details >>

How to set CC-Link reserved stations

- If the Network Parameter is used Make "Station Information Setting". - If the parameter is set using a dedicated instruction Set the control data of... More Details >>