A separate TNC 640/TNC 620 operating panel is cannected to a USB port on the PC, allowing you to create programs using a keyboard like the one on your machine.
Included
Downloadable programming station software for the TNC7, TNC 640, TNC 620 or TNC 320 (downloadable from HEIDENHAIN filebase)
TNC 640/620 operating panel with a built-in software release module (USB dongle), a USB connecting cable and extra buttons for soft keys
System requirements
Operating system: Windows 10/11 (64-bit), with the recommended system requirements
Processor: Processor with virtualization support and VT-x or AMD-V command set