Question

Explain functions of the following pins of 8085 Microprocessor : RST 6.5

Answer 1

RST 6.5 :
(1) RESTART INTERRUPT : This signal is used to interrupt the  microprocessor.
(2) When an interrupt is recognized the next instruction is executed from a fixed location is the memory i.e.6.5×8 = 0034H.
(3) It is maskable interrupt.
(4) They cause an internal restart to be automatically insert.