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Timer in 89c4051

ashish nainwal

hi,
I am trying to use TIMER0 for delay in 89C4051 and this delay is working on Keil at debug time. But when I am trying same code on hardware it is not working. plz suggest me.
code is given below

void T0delay(unsigned char t) // if t=1 then delay=1 sec
{ for(i=0;i<t;i++)
{ for(j=0;j<20;j++) { TMOD=0X01; TL0=0XB0; TH0=0X3C; TR0=1; while(TF0==0); TR0=0; TF0=0; } }
}

Thank You in advance.

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    right over the place you enter your post it says: NOTE: When posting messages, use the following HTML tags to make your
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    NOTE I changed the '<' to make the tags show

    Erik

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