3-18
Hexadecimal expression
A 4-bit binary number can be expressed in hexadecimal format (1 hexadecimal digit). Table 3.11
shows the correspondence between the two notations. The hexadecimals are shown as they appear
on the LED monitor.
Table 3.11 Binary and Hexadecimal Conversion
Binary Binary
Eight's
place
Four's
place
Two's
place
One's
place
Hexadecimal
Eight's
place
Four's
place
Two's
place
One's
place
Hexadecimal
0 0 0 0
0
1 0 0 0
8
0 0 0 1
1
1 0 0 1
9
0 0 1 0
2
1 0 1 0
a
0 0 1 1
3
1 0 1 1
b
0 1 0 0
4
1 1 0 0
c
0 1 0 1
5
1 1 0 1
d
0 1 1 0
6
1 1 1 0
e
0 1 1 1
7
1 1 1 1
f