Using the automatic communication function and dedicated instructions at the same time in MODBUS (R) interface module (QJ71MB91)

The automatic communication function and dedicated instructions (MBRW instruction and MBREQ instruction) can be used on the same channel. However, when the... More Details >>

Corrective action when the program size exceeds the capacity

If comments and symbolic information are stored in the program memory, write them in the standard ROM. More Details >>

Battery replacement for universal model QCPU

The contents of the standard RAM and latch devices are not erased if the battery replacement is completed within three minutes, which is the backup power tim... More Details >>

Compatibility with 64-bit Windows 7

GX Works2 Version 1.62Q or later supports Windows 7. More Details >>

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 >>

Creating comments both in English and in Japanese

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

Usage of PIDCONT instruction in process CPU

No. More Details >>

Local devices

Local devices are devices which can be independently used for each program.When multiple independent programs are executed, using local devices allows progra... More Details >>

High-speed timer

Follow the procedure below to insert a high-speed timer.- Click the Coil button on the toolbar or press the function key F7, then enter "HT[ ] K[ ]".- Click ... More Details >>

MX Component Version 3's compatibility with 64-bit Windows 7

MX Component Version 3.15R or later supports 64-bit Windows 7. More Details >>