INT 33 - LOGITECH MOUSE - SET PARAMETERS - SET EMULATION (SERIAL MOUSE ONLY) AX = 256Ch BX = 0001h CX = emulation type (see #03191) Return: AX = FFFFh if driver installed for serial mouse SeeAlso: AX=246Ch,AX=256Ch/BX=0000h,AX=256Ch/BX=0003h,AX=276Ch