diff options
| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /1241/CH3/EX3.11/exa3_11.sce | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '1241/CH3/EX3.11/exa3_11.sce')
| -rwxr-xr-x | 1241/CH3/EX3.11/exa3_11.sce | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/1241/CH3/EX3.11/exa3_11.sce b/1241/CH3/EX3.11/exa3_11.sce new file mode 100755 index 000000000..36b146df4 --- /dev/null +++ b/1241/CH3/EX3.11/exa3_11.sce @@ -0,0 +1,76 @@ +//Example 3-11//
+//Correction of received Hamming code//
+clc
+//clears the console//
+clear
+//clears all existing variables//
+z=1111101
+//incorrect code taken as input//
+a=0;b=0;c=0;d=0;
+//taking the input in an array//
+for i=1: 7
+ x(i)=1
+ if i==2 then
+ x(i)=0
+ end
+end
+//checking for 4,5,6,7 even parity//
+for i=4: 7
+ if x(i)==1 then
+ a=a+1
+ end
+end
+d=modulo(a,2)
+if d==1 then
+ disp('wrong entry for 4,5,6,7')
+ x(4)=1
+else
+ disp('correct entry for 4,5,6,7')
+end
+//checking for 2,3,6,7 even parity//
+for i=2: 7
+ if i==4 then
+ continue
+ end
+ if i==5 then
+ continue
+ end
+ if x(i)==1 then
+ a=a+1
+ end
+end
+d=modulo(a,2)
+if d==1 then
+ disp('wrong entry for 2,3,6,7')
+ x(2)=1
+else
+ disp('correct entry for 2,3,6,7')
+end
+//checking for 1,3,5,7 even parity//
+for i=1: 7
+ if i==2 then
+ continue
+ end
+ if i==4 then
+ continue
+ end
+ if i==6 then
+ continue
+ end
+ if x(i)==1 then
+ a=a+1
+ end
+end
+d=modulo(a,2)
+if d==1 then
+ disp('correct entry for 1,3,5,7')
+ x(1)=1
+else
+ disp('wrong entry for 1,3,5,7')
+end
+disp('Therefore,bit 2 is in error and the corrected code is :')
+for i=1: 7
+ disp(x(i))
+end
+//correct code is displayed//
+
|