The signal that causes the 80286 to perform the processor extension interrupt while executing the WAIT and ESC instructions are
(a) BUSY (active low)
(b) PEACK (active low)
(d) ERROR (active low)
The question was asked in final exam.
Question is taken from Signal Descriptions of 80286 in chapter 80286-80287-A Microprocessor with Memory Management and Protection of Microprocessor