Hello, I want to write code to check signal error. error when bit~=0&&not alternative pre bit; except for 1 0 0 1 for j=1:length(sig) if sig(j)~=0; break; end end prv=sig(j); i=j+1; while i =4)&&sig(i)==prv&&sig(i)==sig(i-3) pre=sig(i); elseif (i>=5)&&sig(i)==prv&&sig(i)==sig(i-4) pre=sig(i); elseif sig(i)==prv msgbox('luan phien hoac B00V hoac 000V'); return; end i=i+1; elseif sig(i)==0 i=i+1; end

Check signal error.

2 次查看（过去 30 天）

Nam Pham 2015-11-13

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https://ww2.mathworks.cn/matlabcentral/answers/254586-check-signal-error

Hello, I want to write code to check signal error. error when bit~=0&&not alternative pre bit; except for 1 0 0 1

 for j=1:length(sig)
    if sig(j)~=0;
        break;
    end
end
prv=sig(j);
i=j+1;
while i<=length(sig)
    if sig(i)~=0
        if (i>=4)&&sig(i)==prv&&sig(i)==sig(i-3)
            pre=sig(i);
        elseif (i>=5)&&sig(i)==prv&&sig(i)==sig(i-4)
            pre=sig(i);
        elseif sig(i)==prv
            msgbox('luan phien hoac B00V hoac 000V');
            return;
        end
        i=i+1;
    elseif sig(i)==0
        i=i+1;
    end