Mitsubishi 00JCPU User Manual page 94

(b) Calculation example
Calculation examples are shown below. (The "X" in (nnnnnn)
1) Storing "10"
(10) (1010)
10
Sign:
Exponent:
Mantissa:
In this case, the value will be encoded as 41200000
Sign
0 1 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
2) Storing "0.75"
(0.75)
10
Sign:
Exponent:
Mantissa:
In this case, the value will be encoded as 3F400000
Sign
0 0 1 1 1 1 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Values after the decimal point (in binary) is calculated as follows.
Example
-1
(0.1101) =2
2
2 - 49
(1.010000.....
2
Positive 0
3 82 (10000010)
H
(010 00000 00000 00000 00000)
Exponent
4 1 2
-1
(0.11) (1.100..... 2
2
Positive 0
1 7E (01111110)
H
(100 00000 00000 00000 00000)
Exponent
3 F 4
(0.1101)
2
0.
The bit represents
-2 -4
+2 +2 =0.5+0.25+0.0625=(0.8125)
indicates the numeral system used.)
3
2 )
2
2
2
.
H
Mantissa
0 0 0
)
2
2
2
.
H
Mantissa
0 0 0
1 1
The bit represents
-1 -2
2 2
10
0 0
0 0
0
The bit represents The bit represents
-3
2
1
-4
2