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'''Serial Connection'''<br> | '''Serial Connection'''<br> | ||
You need to find out the COM port, as which the USB/Serial adaptor was registered in your computer. In Windows, you can find out in the Device Manager, in Mac OS, I don’t know yet | You need to find out the COM port, as which the USB/Serial adaptor was registered in your computer. In Windows, you can find out in the Device Manager, in Mac OS, I don’t know yet. | ||
'''HPGL'''<br> | '''HPGL'''<br> | ||
The plotter only understands HPGL (Hewlett Packard Graphics Language). You can try the “HP7475A_live_input” sketch, to test some HPGL commands. You can find documentation about that language here: | The plotter only understands HPGL (Hewlett Packard Graphics Language). You can try the “HP7475A_live_input” sketch, to test some HPGL commands. You can find documentation about that language here: | ||
Simple but incomplete reference | [https://www.isoplotec.co.jp/HPGL/eHPGL.htm Simple but incomplete reference] | ||
Full original reference (PDF) | [https://archive.org/details/HP7475AInterfacingandProgrammingManual Full original reference (PDF)] | ||
Full original reference (txt) | [https://archive.org/stream/HP7475AInterfacingandProgrammingManual/HP7475AInterfacingandProgrammingManual_djvu.txt Full original reference (txt)] | ||
Fortunately, there is a HPGL library for Processing, which can convert your sketches to HPGL files. | Fortunately, there is a HPGL library for Processing, which can convert your sketches to HPGL files. | ||