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how to write MSB and LSB in verilog

 

In Verilog, you can use the concatenation operator "{" and "}" to specify the most significant bit (MSB) and least significant bit (LSB) of a vector.

 

For example, suppose you have a 4-bit vector called "data" and you want to select the LSB (data[0]) and the second most significant bit (data[2]). You can do this using the following code:

 

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data_lsb_and_msb = {data[2], data[0]};

This will create a new 2-bit vector called "data_lsb_and_msb" that consists of the LSB and second most significant bit of the "data" vector. The MSB of the "data_lsb_and_msb" vector will be data[2] and the LSB will be data[0].

 

You can also specify the LSB and MSB of a vector using the range operator ":" as follows:

 

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data_msb_to_lsb = data[2:0];

This will create a new 3-bit vector called "data_msb_to_lsb" that consists of the bits data[2], data[1], and data[0] (in that order). The MSB of the "data_msb_to_lsb" vector will be data[2] and the LSB will be data[0].

 

I hope this helps! Let me know if you have any questions.

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