The pin-out diagram of 8085 Microprocessor.

  Its contents are: 

• Multiplexed address/data bus – AD0 to AD7 and A8 to A15.
• Control and Status signals – ALE, RD, WR, IO/M S1 and S0.
• Power Supply and Clock Frequency – Vcc, Vss, X1, X2 and CLK (OUT).
• Externally initiated signals – INTR, INTA, RST 7.5, RST 6.5, RST 5.5, Trap, HOLD, HLDA, READY, RESET IN and RESET OUT.
• Serial I/O ports – SOD and SID.

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