... ." ,0x11 DMA channel 1, "test." ,0x12, "testing the DMA page registers." ,0x13, "test 8741 keyboard controller interface." ,0x14, "test ... of system memory size and passing word and CMOS value comparison." ,0x1F, "640K supreme a64k memory test." ,0x20, "measuring fixed ... interrupt function." ,0x23, "test protection way, the virtual way and page way." ,0x24, "more than 1Mb expanded memory test." ,0x25 ...