INT 59 - TI Professional PCIBM PC - COMMON ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. HARDWARE INTERRUPT EXIT VECTOR Desc: all hardware interrupts on the TI Pro jump indirectly to the handler pointed at by this interrupt vector to finish their handling of the hardware interrupt Notes: the default handler decrements the interrupt count, restores registers (including the stack pointer), sends an EOI(End of Interrupt) A particular command sent to the interrupt controller to indicate that the interrupt has been handled by software and that new interrupts of the same or lower priority may now be signalled by the interrupt controller. to the interrupt controller, and finally does an IRET can be used by multitaskers which need to get control after every hardware interrupt SeeAlso: INT 40"TI Professional",INT 47"TI Professional" SeeAlso: INT 53"TI Professional"