INT 15 - Compaq EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). System ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. 04/08/93 - ??? AX = D824h CX = ??? DS:SI -> ASCIZA NUL-terminated ASCII string. The ASCIZ string "ABC" consists of the four bytes 41h, 42h, 43h, and 00h. Unless otherwise specified, maximum lengths given in the interrupt list do not include the terminating NUL. string containing ??? Return: CF clear if successful AH = 00h CX = ??? CF set on error AH = error code 87h ??? failed 88h ??? Note: these functions are only available if ??? from keyboard controller command C0h