6 – 276 HEIDENHAIN Technical Manual TNC 426, TNC 430
6.13.11 Help
Help soft key in
MOD
With the help file you can display help text, useful information or machine
commands:
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7 Ensure that a help file of the type .HLP is defined in the system file
OEM.SYS with the MODEHELP= command.
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7 Press the MOD key.
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7 Press the HELP soft key.
You can edit the help file in the PLC editor:
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7 Press the MOD key and enter the code number 807667.
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7 Create an HLP file.
With machine commands:
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7 Define at the beginning of the line a numerical value in the format #xxxx.
If the user moves the cursor to a line with a numerical value, this number is
displayed in W270. In the PLC program you can interrogate W270 and execute
the command.
If the cursor is moved to a line without a valid numerical value, the value –2 is
entered in W270.
If no HELP file is selected, W270 contains the value –1.
You can create several help files:
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7 Select the conversational language for help files with MP7230.3. The entry
behind MODEHELP= in the OEM.SYS is overwritten with the language-
specific path.
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