Search found 9 matches

by nirav
Tue Apr 19, 2005 12:39 pm
Forum: General Discussion
Topic: pull up register for???
Replies: 16
Views: 2801

Re: pull up register for???

thanks to all<p>for discussing this topic,i got many things,and hope i will share this knowledge in future with someone. <p>nirav<p> <blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr>Originally posted by nirav: what is the use of pull up register,i got the idea of pul...
by nirav
Tue Apr 19, 2005 1:12 am
Forum: General Discussion
Topic: spline interpolation code
Replies: 2
Views: 635

Re: spline interpolation code

not linear but quadratic, i have input datas (x,y)and i have to fill it with spline interpolation ,<p>thnaks<p> <blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr>Originally posted by nirav: does anybody has sample code in c for spline interpolation,or you know any web...
by nirav
Mon Apr 18, 2005 12:07 pm
Forum: General Discussion
Topic: spline interpolation code
Replies: 2
Views: 635

spline interpolation code

does anybody has sample code in c for spline interpolation,or you know any web site from where i can have this code,<p>thnaks<p>nirav
by nirav
Mon Apr 18, 2005 12:40 am
Forum: General Discussion
Topic: pull up register for???
Replies: 16
Views: 2801

Re: pull up register for???

thanks ,i got the idea, only last little question, in my sensirion datasheet in 2.2.2 column i read that "to avoid signal contention the microcontroller should only drive DATA low " what does this mean???? i have to check somthin (port characteristics)in my pic 12f675 datasheet for that???<p> <block...
by nirav
Sun Apr 17, 2005 5:39 pm
Forum: General Discussion
Topic: pull up register for???
Replies: 16
Views: 2801

Re: pull up register for???

pull up resistor,not register or registor<p> <blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr>Originally posted by nirav: i think u have already read the datasheets for senssor and pic controller,<p>what i understood: if u will see the protocol, after sending the com...
by nirav
Sun Apr 17, 2005 5:01 pm
Forum: General Discussion
Topic: pull up register for???
Replies: 16
Views: 2801

Re: pull up register for???

i think u have already read the datasheets for senssor and pic controller,<p>what i understood: if u will see the protocol, after sending the command sensor will pull down the data line as acknowledgement.so it will be done with the help of pull up registor ,to pull the data line down sensor must sw...
by nirav
Sun Apr 17, 2005 1:46 pm
Forum: General Discussion
Topic: pull up register for???
Replies: 16
Views: 2801

Re: pull up register for???

sorry ,for that really,it is a registor, this pin is connected to one sensor which is measure humidity and temperature(humidity and temperature sensor),and i have to make a protocol ,which is already given in the data sheet of this sensor,I am using sht1x/sht7x humidity and temperature sensor(compan...
by nirav
Sun Apr 17, 2005 11:36 am
Forum: General Discussion
Topic: pull up register for???
Replies: 16
Views: 2801

Re: pull up register for???

hi, thanks for giving the explanation,i got the idea,but here in my case i am using bidirectional data line ,so for input and output i am using the same microcontroller pin,so when i will configure controller pin as a output pin, then how will it( pull up registor)works<p> it makes any diffrence??.....
by nirav
Sat Apr 16, 2005 7:27 am
Forum: General Discussion
Topic: pull up register for???
Replies: 16
Views: 2801

pull up register for???

what is the use of pull up register,i got the idea of pull down register from this site only but here instead of using the ground we have to use vdd (supply)?and yes then what happen when switch is on??please discuss