Specifications

App - 30
Appendix 2.2 Function List
The following shows the function list of the MX Component.
(1) to (4) indicate the details of the functions used in this textbook.
For details of the other functions, refer to the MX Component Version 3 Programming
manual.
Function Description
Open Opens a communication line. Refer to (1)
Close Closes a communication line. Refer to (2)
ReadDeviceBlock Batch-reads data from devices.
WriteDeviceBlock Batch-writes data to devices.
ReadDeviceRandom Randomly reads data from devices. Refer to (3)
WriteDeviceRandom Randomly writes data to devices. Refer to (4)
SetDevice Sets one device.
GetDevice Acquires the data of one device.
ReadBuffer Reads from buffer memory.
WriteBuffer Writes to buffer memory.
GetClockData Reads clock data from the PLC CPU.
SetClockData Writes clock data to the PLC CPU.
GetCpuType Reads a PLC CPU type.
SetCpuStatus Remote RUN/STOP/PAUSE of the PLC CPU
EntryDeviceStatus Registers device status monitor.
FreeDeviceStatus Deregisters device status monitor.
OnDeviceStatus Announces event.