Question
Download Solution PDF16-bit registers consist of:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFRegister
A Register is a collection of flip-flops.
A flip-flop is used to store single-bit digital data. For storing a large number of bits, the storage capacity is increased by grouping more than one flip-flop. or storing n-bit words, an n-bit register containing n number of flip-flops is used.
1-bit register consists of 1 flip-flop. Therefore, 16-bit registers consist of 16 flip-flops.
There are the following operations which are performed by the registers:
1.) Fetch
- To take the instructions given by the users.
- To fetch the instruction stored in the main memory.
2.) Decode
The decode operation is used to interpret the instructions. In decoding, the operation performed on the instructions is identified by the CPU.
3.) Execute
The execution operation is used to store the result produced by the CPU in the memory. After storing this result, it is displayed on the user screen.
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