Hello Sergio,
        Thanks for your mail. 

Should the above read
> Could this be a problem with my code?
>                  I did the following steps in my code using MikroC complier:
> adc_rd = adc_read(0); // read voltage from AN0
> t1 = 900-(float)(1.0625*adc_rd);//t1 is declared as float. I am doing this subtraction because my opamp gives an output of 0V for 900mV and 4.139V for 0mV.
> t3long = (long)t1long;
> //I am proceeding to LCD display section thereafter. 

Should the above read

t1 = 900 - (float)(adc_rd) * 1.0625;
t3long = (long)t1;


The second line was a typo. Am I wrong in the first line?

Sairam



________________________________
From: sergio masci <smplx@allotrope.net>
To: Microcontroller discussion list - Public. <piclist@mit.edu>
Sent: Sun, March 21, 2010 5:35:22 PM
Subject: Re: [PIC] ORP problem



On Sat, 20 Mar 2010, yamanoor sairam wrote:

> Could this be a problem with my code?
>                   I did the following steps in my code using MikroC complier:
> adc_rd = adc_read(0); // read voltage from AN0
> t1 = 900-(float)(1.0625*adc_rd);//t1 is declared as float. I am doing this subtraction because my opamp gives an output of 0V for 900mV and 4.139V for 0mV.
> t3long = (long)t1long;
> //I am proceeding to LCD display section thereafter. 

Should the above read

t1 = 900 - (float)(adc_rd) * 1.0625;
t3long = (long)t1;

Regards
Sergio Masci
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