[논리설계] 03. Hexadecimal Num, Bits, Bytes, Nibbles, Estimating Powers of Two

1. Hexadecimal Numbers

Hex Digit	Decimal Equivalent	Binary Equivalent
0	0	0000
1	1	0001
2	2	0010
3	3	0011
4	4	0100
5	5	0101
6	6	0110
7	7	0111
8	8	1000
9	9	1001
A	10	1010
B	11	1011
C	12	1100
D	13	1101
E	14	1110
F	15	1111

 

1) Base 16

2) Shorthand for binary

3) Hexadecimal to Binary Conversion

 -Hexadecimal to binary conversion:

   => Convert 4AF (also written 0x4AF) to binary

      0100   1010  1111

 -Hexadecimal to decimal conversion:

   => Convert 0x4AF to decimal

     4*16^2+10*16^1+15*1=1199

 

2. Bits, Bytes, Nibbles

1) Bits

2) Bytes & Nibbles

3) Bytes

 

3. Large Powers of Two

1MB

1048576 Byte?   in the case of dealing with some binary numbers

1000000 Byte?  when digital circuits

 

4. Estimating Powers of Two