What is the difference between weighted and non weighted codes?

What is the difference between weighted and non weighted codes?

In weighted codes, each digit is a assigned a specific weight according to its position. NON- WEIGHTED CODE – The Non – Weighted Code are not positionally weighted. In other words, codes that are not assigned with any weight to each digit position.

What are weighted codes give example?

Weighted Codes: The main characteristic of a weighted code is, each binary bit is assigned by a “weight” and values depend on the position of the binary bit. Example of these codes is: BCD, 8421, 6421, 4221, 5211, 3321 etc.

Which code is non weighted code?

Gray Code
Gray Code. It is the non-weighted code and it is not arithmetic codes. That means there are no specific weights assigned to the bit position.

What is meant by weighted number system?

A positional number system is also known as weighted number system. As the name implies there will be a weight associated with each digit. According to its position of occurrence in the number, each digit is weighted. Towards the left the weights increases by a constant factor equivalent to the base or radix.

Is BCD a non weighted code?

BCD Code. BCD code or Binary coded Decimal codes. It is a numeric weighted binary codes, where every digit of a decimal number is expressed by a separate group of 4-bits.

What is meant by 8421 code?

8421 code A weighted code in which each decimal digit 0 through 9 is represented by a four-bit codeword. The bit positions in each codeword are assigned weights, from left to right, of 8, 4, 2, and 1. See also binary-coded decimal, excess-3 code, biquinary code. A Dictionary of Computing.

Is 8421 a weighted code?

8421 code A weighted code in which each decimal digit 0 through 9 is represented by a four-bit codeword. The bit positions in each codeword are assigned weights, from left to right, of 8, 4, 2, and 1.

What does TTL mean in electronics?

Transistor-transistor logic
Transistor-transistor logic (TTL) is a digital logic design in which bipolar transistor s act on direct-current pulses. Many TTL logic gate s are typically fabricated onto a single integrated circuit (IC). TTL ICs usually have four-digit numbers beginning with 74 or 54.

What is the meaning of non-weighted code?

NON WEIGHTED CODE • IN NON WEIGHTED CODE THERE IS NO POSITIONAL WEIGHT I.E. EACH POSITION WITHIN THE BINARY NUMBER IS NOT ASSIGNED A PREFIX VALUE. NO SPECIFIC POSITIONS ARE ASSIGNED TO BIT POSITIONS IN NON WEIGHTED CODE.

What are weighted codes in computer programming?

Thanks for the A2A. Weighted Codes:- The weighted codes are those that obey the position weighting principle,which states that the position of each number represent a specific weight. In these codes each decimal digit is represented by a group of four bits. In weighted codes, each digit is assigned a specific weight according to its position.

How do you calculate the weight of a number?

The weight of a number comes into play when converting from any base numbering system to the decimal (base 10) numbering system. One formula for converting a weighted number is to multiply each digit by its base to the power of its position, and then add all the resulting digits.