Q4Microprocessor and Interfaces
Question
4 marks
Describe the pin diagram and functions of the 8085.
Answer
40-pin DIP IC.
The 8085 is a 40-pin IC. Pins include Address Bus (A8-A15), Multiplexed Address/Data Bus (AD0-AD7), Control Signals (RD, WR, ALE), Status Signals (S0, S1, IO/M), Interrupts (TRAP, RST 7.5, 6.5, 5.5, INTR), Power (Vcc, Vss), and Clock (X1, X2).