Chapter 3 Function List; High Speed Data Communication Module - Mitsubishi Electric MELSEC iQ-R Series User Manual

3
FUNCTION LIST
This chapter shows the function lists of a high speed data communication module, Configuration Tool, and High Speed Data
Communication Library.
3.1

High Speed Data Communication Module

The following table shows the function list of a high speed data communication module.
Function
Label function
Streaming transfer
function
Data read function
Data write function
Security function
Time synchronization function
Firmware update function
Initialization function
Event history registration function
Access history registration function
Self-diagnostic function
Online module change function
For details on the functions, refer to the following:
MELSEC iQ-R High Speed Data Communication Module User's Manual (Application)
3 FUNCTION LIST
32
3.1 High Speed Data Communication Module

Label specification function
Label inquiry function


Sampling
function
High speed
sampling
function
General
sampling
function
Scaling function
Transfer function

Access authentication function
IP filter function
Description
To manage the device of an access target CPU module with a label name.
To specify a device by a label name.
To respond to a request for inquiring labels from a host computer.
To sample device data of labels specified by a host computer from a CPU module, and
continuously transfer the data to the host computer via Ethernet.
To sample device data from an access target CPU module.
To sample device data at the cycle synchronized with the sequence scan of a control CPU.
To sample device data from a CPU module on the own station or a CPU module connected
hierarchically in a network such as CC-Link IE Controller Network, MELSECNET/H, and CC-
Link.
To scale device data sampled from an access target CPU module.
To transfer sampled device data via Ethernet.
To read device data in a target CPU module according to a command sent from a host
computer.
To write data to devices in a target CPU module according to a command sent from a host
computer.
To prevent assets stored in a high speed data communication module from being stolen,
falsified, operated incorrectly, and executed improperly due to unauthorized access from a
third party.
To restrict access to a high speed data communication module by authenticating a user name
and password.
To restrict access to a high speed data communication module by identifying the IP address of
an access source.
To synchronize the time of a high speed data communication module with a CPU module.
To update the firmware of a high speed data communication module.
For details, refer to the following:
MELSEC iQ-R Module Configuration Manual
To initialize a firmware update-prohibited password retained in a high speed data
communication module.
To save the error/event history which has occurred on a high speed data communication
module to an SD memory card.
To save information of accessing from a connected device to a high speed data
communication module to an SD memory card.
To perform a self-diagnostic test to check the hardware of a high speed data communication
module.
To replace a module with another without stopping a running system. For the procedure, refer
to the following:
MELSEC iQ-R Online Module Change Manual