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thank you

hi,
Can the external interrupt used to count a sine signal frequency???
Thank you

hi Ttelmah
i think i got the idea,and i use Timer2 as you post,but still not working!
maybe there is some misunderstanding, Crying or Very sad

here is the code:

#include<16f877A.h>
#fuses NOWDT, XT, NO ...

hello every body
i need timer1 to overflow every 1 second, how can i do that? i search but i cant find clear way to decide the value in set_Timer1(0xvalue)
any body can help me and explain, please? ...

hi community
its first time to work on RFID, so i do search here in forum, i have some questions please:
1- em drivers can work with any RFID reader?or just a specific kind?
2- Ex_rfid communicate ...

ckielstra,thank you very much for follow up,
i go back from beginning, i think there were many error in last code, so as i said before i go back,and start with this code
#include <16F877.h>
...

actually i face problem with English language sometimes, i will try to give you good explain soon, anyway i see pcm programmer answers in this post
http://www.ccsinfo.com/forum/viewtopic.php?t=22049& ...

thank you ckielstra
unfortunately still there is some problem!

hi pro's
i do some test to get a sentence from rs232 and strtok it from spaces, as shown from TX code, i send two sentence but just one of them appear on RX
here is tx code:

#include <16f874.h ...

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- Do not use the same variables in your main and interrupt routine unless you really mean so. Now variable 'i' will get corrupted.

thank you changing 'i' to another new variable solve th ...

ok ,im not surprised that you cant understand my code that every one have his own way to write and understand codes,any way there is some missing lines from this code,i try to simplify it there is lin ...

thank you
i try it,it work just once!!actually this just a segment from the code, code supposed to receive data ,then get the string which include the number and save it in eeprom, sometimes it need ...

i have a string contains phone number with 12 digit
i want to save it in the eeprom (address 0 to 11), any body have idea?
i try to do this:
read data:

for ( i=0;i<12;i++) ...

thank you

PCM programmer thank you for reply
i do computer simulation now, actually i dont understand kbd.c itself
sorry i'm confused a little
thank you again