The boot operation from the standard ROM is not possible. The program memory of LCPU is a flash ROM. Thus, writing in th

Up to 10 modules are connectable. Note that RS-232 adapter and END cover are excluded. Use the built-in CC-Link functio

Check the following. - Whether the external device specifies the port number of the corresponding connection to the L s

The bits 0 to F of the special register SD1284 (Open request signal) correspond to the connection numbers 1 to 16. When

When the protocol is set to TCP, KeepAlive check is performed. (Checking for a response to KeepAlive ACK message) An ali

This adapter is used to add a serial port to the L series CPU. It is not a serial communication module. It is used for s

Up to 10 modules can be connected in the system as a whole except for the power supply module, CPU module, display unit,

It can be executed for the same connection number. When data exist in the socket communication receive data area and the

X00 to X0F and Y00 to Y07 are sorted for each function. For more details, refer to "MELSEC-L CPU Module User's Manual (B

Use the time setting function to synchronize the internal clock.

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FAQ within [ MELSEC-L Series ]

91-100 of Total 105

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Boot operation from the standard ROM

The boot operation from the standard ROM is not possible. The program memory of LCPU is a flash ROM. Thus, writing in the program memory achieves a ROM opera... More Details >>
- No：22728
- Release Date：2018/09/03 17:29
Number of connectable modules

Up to 10 modules are connectable. Note that RS-232 adapter and END cover are excluded. Use the built-in CC-Link function for I/O enhancement. More Details >>
- No：22802
- Release Date：2018/09/03 17:30
Causes to why SD1286 does not turn on during socket communication of LCPU

Check the following. - Whether the external device specifies the port number of the corresponding connection to the L series CPU. - In the TCP fixed-length... More Details >>
- No：22787
- Release Date：2018/09/03 17:30
- Update：2018/09/22 11:51
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 >>
- No：22784
- Release Date：2018/09/03 17:30
Alive check for built-in Ethernet port LCPU

When the protocol is set to TCP, KeepAlive check is performed. (Checking for a response to KeepAlive ACK message) An alive check message is sent five seconds... More Details >>
- No：22782
- Release Date：2018/09/03 17:30
Application of RS-232 adapter L6ADP-R2

This adapter is used to add a serial port to the L series CPU. It is not a serial communication module. It is used for serial communication between a device ... More Details >>
- No：22778
- Release Date：2018/09/03 17:30
Maximum number of connectable modules to LCPU when it is not extended

Up to 10 modules can be connected in the system as a whole except for the power supply module, CPU module, display unit, RS232C adapter, and END cover. Some ... More Details >>
- No：22775
- Release Date：2018/09/03 17:30
Execution of the SOCRMODE instruction in the same connection during socket communication of LCPU

It can be executed for the same connection number. When data exist in the socket communication receive data area and the SOCRMODE instruction is executed, va... More Details >>
- No：22771
- Release Date：2018/09/03 17:30
Number of points used for I/O assignment of LCPU built-in I/O function

X00 to X0F and Y00 to Y07 are sorted for each function. For more details, refer to "MELSEC-L CPU Module User's Manual (Built-In I/O Function)". More Details >>
- No：22762
- Release Date：2018/09/03 17:30
LCPU internal clock synchronization

Use the time setting function to synchronize the internal clock. More Details >>
- No：22755
- Release Date：2018/09/03 17:30

91-100 of Total 105

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