8085 microprocessor
Intel 8085 microprocessor Block diagram of Intel 8085 microprocessor 8085 is pronounced as "eighty-eighty-five" microprocessor. It is an 8-bit microprocessor designed by Intel in 1977 using NMOS technology. It has the following configuration − 8-bit data bus A 16-bit program counter A 16-bit stack pointer Six 8-bit registers arranged in pairs: BC, DE, HL Requires +5V supply to operate at 3.2 MHZ single phase clock It is used in washing machines, microwave ovens, mobile phones, etc. 8085 Microprocessor – Functional Units 8085 consists of the following functional units − Accumulator It is an 8-bit register used to perform arithmetic, logical, I/O & LOAD/STORE operations. It is connected to internal data bus & ALU. Arithmetic and logic unit As...
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