Mitsubishi Electric MELSEC iQ-F Series Training Manual page 58

Hexadecimal
• A hexadecimal value consists of 16 symbols, 0 to 9 and A to F, which represent the order and size (amount). After a digit
reaches F, an increment resets it to 0, causing an increment of the next digit to the left.
Decimal
1 9 1 0 1
3
4
= (4) × 16
= 4 × 4096 + 10 × 256 + 9 × 16 + 13 × 1
= 19101
• Four bits of a binary value are equivalent to one digit of a hexadecimal value.
• In the programmable controller, the symbol "H" is used to represent a value in hexadecimal.
• Hexadecimal values are used to represent the following device numbers.
• Link relay (B)
• Link register (W)
• Link special relay (SB)
• Link special register (SW)
Hexadecimal
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
4 A 9 D
2 1 0 ← Digit number
A 9 D ← Hexadecimal
+ (A) × 16 + (9) × 16
3 2
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
10
11
12
0 1 0 0 1 0 1 0
"Power of digit"
16
+ (D) × 16
1 0
58
Binary
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
10000
10001
10010
1 0 0 1 1 1 0 1
n •••• Digit number
•••••• Hexadecimal