When used as a master station, communication with a slave station can be performed using the simple CPU communication or

It is necessary to set the latch range from the following GX Works3 parameters: [Navigation Window] -> [CPU Parameter

FX5U/FX5UC/FX5UJ CPU modules cannot perform firmware update using GX Works3. Use the SD memory card to update the firmwa

Whether the latch range is set by default is different. ・Latch (1) — Latch range is set by default. This can be changed

You can find it in the Advanced Settings section of GX Works3. Use the following procedure to display the Device (High

Perform "Rebuild All" and initialize the memory before writing to the PLC. "Rebuild All" converts the entire project and

Global and local labels have the following differences. Global Label ・This label is available to all programs in the pro

SM400 and SM8000. ※FX compatible area（SM8000～, SD8000～） is available for the special relay and special device.

You can use the SWAP (P) command to swap the upper and lower bytes of the specified device.

The maximum number of connections for the simple CPU communication function of FX5 CPU module is 16 for FX5U/FX5UC CPU m

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FAQ within [ CPU Module ]

11-20 of Total 185

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Regarding MODBUS/TCP communication of the built-in Ethernet port

When used as a master station, communication with a slave station can be performed using the simple CPU communication or the predefined protocol support func... More Details >>
- No：22302
- Release Date：2018/08/30 13:55
- Update：2022/12/22 08:52
Regarding the latch settings of data register

It is necessary to set the latch range from the following GX Works3 parameters: [Navigation Window] -> [CPU Parameters] -> [Device/Memory Settings] -&... More Details >>
- No：22329
- Release Date：2018/08/30 13:55
- Update：2024/11/11 13:49
Regarding how to update the firmware of the FX5 CPU module

FX5U/FX5UC/FX5UJ CPU modules cannot perform firmware update using GX Works3. Use the SD memory card to update the firmware. However, the FX5S CPU module sup... More Details >>
- No：39325
- Release Date：2023/02/14 09:03
Regarding the differences between Latches (1) and (2)

Whether the latch range is set by default is different. ・Latch (1) — Latch range is set by default. This can be changed at any time. ・Latch (2) — No latch ... More Details >>
- No：39351
- Release Date：2023/02/15 13:08
- Update：2024/08/19 09:54
Regarding checking latch settings

You can find it in the Advanced Settings section of GX Works3. Use the following procedure to display the Device (High Speed) settings. From the GX Wor... More Details >>
- No：44364
- Release Date：2024/03/27 16:05
Regarding a mismatch found in the monitoring function of GX Works3

Perform "Rebuild All" and initialize the memory before writing to the PLC. "Rebuild All" converts the entire project and "Convert" only coverts the modified... More Details >>
- No：22293
- Release Date：2018/08/30 13:55
- Update：2023/02/13 15:31
Regarding understanding the differences between Global and Local Labels

Global and local labels have the following differences. Global Label ・This label is available to all programs in the project. ・You can also allocate any d... More Details >>
- No：44622
- Release Date：2024/11/28 16:13
Regarding the function of a special relay.

SM400 and SM8000. ※FX compatible area（SM8000～, SD8000～） is available for the special relay and special device. More Details >>
- No：22288
- Release Date：2018/08/30 13:55
- Update：2023/06/23 10:09
Regarding swapping upper and lower bytes of string data

You can use the SWAP (P) command to swap the upper and lower bytes of the specified device. More Details >>
- No：44361
- Release Date：2024/03/27 15:55
Regarding maximum number of connections for the simple CPU communication function

The maximum number of connections for the simple CPU communication function of FX5 CPU module is 16 for FX5U/FX5UC CPU module and 8 for FX5UJ/FX5S CPU module... More Details >>
- No：40032
- Release Date：2023/08/24 15:37

11-20 of Total 185

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