What is the block diagram of microprocessor?
Block Diagram of a Microcomputer Where ALU performs arithmetic and logical operations on the data received from an input device or memory. Control unit controls the instructions and flow of data within the computer. And, register array consists of registers identified by letters like B, C, D, E, H, L, and accumulator.
What is 8085 microprocessor explain its structure?
The architecture of the 8085 microprocessor mainly includes the timing & control unit, Arithmetic and logic unit, decoder, instruction register, interrupt control, a register array, serial input/output control….Status and the Control Signals.
| S0 | S1 | Functionality |
|---|---|---|
| 0 | 0 | Halt |
| 1 | 0 | Write |
| 0 | 1 | Read |
| 1 | 1 | Fetch |
What are the four building blocks of a microprocessor system?
Microprocessor consists of an ALU, register array, and a control unit. ALU performs arithmetical and logical operations on the data received from the memory or an input device. Register array consists of registers identified by letters like B, C, D, E, H, L and accumulator.
Which of the following is a functional block in microprocessor?
The following are the functional blocks in the 8085 Microprocessor. It is an 8-bit register. It is associated with ALU. The accumulator is also called A-register.
How many buses are there in 8085a microprocessor?
three buses
8085 System Bus: Microprocessor communicates with memory and other devices (input and output) using three buses: Address Bus, Data Bus and Control Bus.
What is the main function of decoder in a microprocessor?
The Instruction Decoder reads the next instruction in from memory, and sends the component pieces of that instruction to the necessary destinations.