MELSOFT Library

Improvement history list (MELSEC iQ-R motion module FB library)


[Revision history of PLCopen Motion Control FB Ver.03D (September, 2020)]

No. Description
1 Performance of the FB library has been improved.
2 The problem that an error (H0400) occurs while MCFB written by online program change is being executed has been solved.
3 The problem that MCFB may not operate when Execution command (Execute) is turned off after Executing (Busy) of MCFB is turned on has been solved.
4 The problem that Executing (Busy) is output as Controlling (Active) and Controlling (Active) is output as Executing (Busy) when any of the following MCFBs is being executed has been solved.
· MC_GearIn
· MC_CombineAxis
· MCv_SmoothingFilter
· MCv_BacklashCompensationFilter
5 The problem that chattering of Executing (Busy) may occur after the rising of Execution command (Execute) is detected while MC_TouchProbe is being executed has been solved.


[Revision history of PLCopen Motion Control FB Ver.01B (December, 2019)]

No. Description
1 The problem that AxisNo of the AXIS_REF structure may be cleared to 0 when MC_Stop or MC_GroupStop is being executed in a scan program has been solved.
2 The problem that Execution completion (Done) is not properly updated while MC_Stop or MC_GroupStop is being executed has been solved.
3 The problem that an error (H3400) may occur when MCFB is being executed has been solved.
4 The problem that an error (H0400) may occur while multiple MCFBs are being executed has been solved.