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Appendix 3. PLC Development Environment using GPPQ
3.2 Development Tool Function Outline
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3.2.3 GPPQ (SW2IVD/NX-GPPQ type GPP Function Software Package)
The GPPQ is a programming software package (model name: SW2IVD-GPPQ) for the mainstream
model "QnA Series" of the Mitsubishi programmable logic controller MELSEC Series.
The GPPQ is a powerful tool with the same functions as conventional MELDAS PLC development
software (PLC4B), but strengthened. Furthermore, a monitoring function has been added via an RS-
232C cable. Note that some functions related to the "QnA Series" characteristic functions cannot be
used.
[Main Strengthened Function Points]
1) Operating environment
Operates on Windows 95 DOS window
2) Circuit editing functions
Overwrite/insert mode
Range-designated copy/paste
Device/command batch conversion
Multiple file simultaneous editing, copy/paste between files with windows
Timer/counter setting value batch change
Tag registration/jump
3) Comment functions
Three types of comments can be simultaneously edited or batch edited when editing the
circuit.
• Device comment (explanatory statement for device unit)
• Note (note statement expressing meaning or application at head of each circuit block)
• Statement (explanatory statement making program easier to understand)
4) File control functions
Tree display of directory
Display of directory and file header statement
5) Printing functions
Commercial printer (ESC/P, PC-PR201H) compatible
Various information (circuit, list, device list, timer/counter setting value, header, footer, title)
support
6) Help functions
Help screen display (at error occurrence, during operation, list) support
Menu guidance display