Representing a Byte

(Image-1) Byte
 

A byte

Is a group of eight consecutive bits (Image-1)
The bits are counted from right to left starting at 0
Is considered as being made of two nibbles (Image-2)

 The most right bit

Is bit 0
It is called the least significant bit
It is also referred to as the Low Order bit, the LO bit, or LOBIT

The most left [...]

The Four-Bit Combination

(Image-1) Nibble

Nibble

Is represented by a group of 4 bits = 1/2 byte
This is also a system that the computer uses to count bits internally

The first bit, on the right side of the nibble

Is called the Low Order bit or LO bit
This is also called the least significant bit
The bit on the right side is counted [...]