Hello Graziano,
well in my DOS prompt I get a '^G' when I press Ctrl-G and there's no bell
🙂
But your description of making up those CTRL-sequences is correct (0x07 = CTRL-G, 0x47 = G, 0x67 = g)!
Best regards,
GerdW

using LV2016/2019/2021 on Win10/11+cRIO, TestStand2016/2019