Maths and Computing
Home
Books
Mathematics
Binary
Computing
Coding
Information
Error Detection and Correction
Error Detection and Correction
Parity Checker
Select the number of binary digits
4
5
6
7
8
9
10
11
12
13
14
15
or the number of 7-bit characters
1
2
3
4
5
6
7
8
Check Sum
Select the number of digits
4
5
6
7
8
9
10
11
12
13
14
15
16
and the modulus value
10
11
12
13
14
15
16
17
18
19
20
or select predefined values
Enter weight values
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Enter digits
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
Hamming Codes
Select the number of digits
4
5
6
7
8
9
10
11
12
13
14
15
16
Gray Codes
Only one bit changes at a time, reducing certain data errors
Select the number of bits
2
3
4
5
6
7
8
0
0
0
0
1
0
0
1
2
0
1
1
3
0
1
0
4
1
1
0
5
1
1
1
6
1
0
1
7
1
0
0