Cosmo LS-1866 User Manual

80 11 INTERFACE
11.5.4 Checksum
Checksum is two’s complement of the value that adds every ASCII code in the calculation range.
Calculation example: T format
Character number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Transmitted data
#
0
0
0
0
2
-
0
0
0
.
4
:
3
2
CR
ASCII
Code
HEX
23
30
30
20
30
30
20
32
20
2D
30
30
30
2E
34
3A
D
DEC
35
48
48
32
48
48
32
50
32
45
48
48
48
46
52
58
13
DEC
notation
HEX
notation
Lower two digits
Note
HEX notation
BIN notation
Calculation of
Data strings
Sum
718
2CE
CE
11001110
Sum of the every ASCII code
Complement
-719
D31
31
110001
Complement of the sum
Two’s complement
-718
D32
32
110010
Adds 1 to the complement value
Checksum
32

Cosmo LS-1866 Specifications

General

Brand	Cosmo
Model	LS-1866
Category	Test Equipment
Language	English