Search found 14 matches

Hi
This is my favorite site to inquire all my troubles. Laughing

Well, I compiled and tested the exercise EX_SQWC from CCS examples:
#include <16F877A.h>
#fuses HS,NOWDT,NOPROTECT,NOLVP
#use ...

??? EUREKA !!!

It works fine. The problem: simply the chars that sends the modem is much more that I can see by Hyperterminal. ??? 84 chars !!!. I believe only 58 chars.
The CCS ICD does not help ...

Thanks PCM programmer.
I have an IDC hard. I've bought few day ago. I can debug the program when it's running in my PC. But when the PIC is connected to a GSM modem, what can I do ?. How can I see p ...

I have made all the changes that all of you suggest. It does not work.
I abandon the proyect.
when programming "into" the computer, the PC, I can see what is happen inside it but with MCU imposible ...

Thanks all of you for the answer but the CODE DOES NOT WORK.
I modified slight the code and I comment every instruction.
Here's the code:

include <16F876.h>
#use delay(clock=4000000 ...

You are right. I don't explain very well my problem.

First of all THE CODE WORKS FINE as you see (with comments).
Don't work if I delete the "//".
This is my problem:
The program read ...

My activation program by SMS is nearly finished but I am stopped at this point. If I active the code by deleting "//" the program does not work. I am making a lot of tests but I could not fi ...

If you have well building your hardware send:
Printf("AT/n");
It has to work

Thank�s for your answer Cmdrdam

No. the code I wrote is only an schematic of I have to do.
I must check the phone number that send de SMS and the disconect string.

String activation OK & p ...

Thank�s a lot PCM Programmer.
Your help has been very useful for me.
I have modified my code following your explanations and indications an the programm WORKS VERY WELL
The longest message (for in ...

Well, following with my project now I need find a string in a SMS mesagge in the GSM modem.
The AT command to do that is AT+CMGR=1 being "1" the first position of the SMS card. This message exist and ...

I`m very glad for helpul information from Rbereck and Ckielstra. Something I was making bad and finally a NULL MODEM has resolve my problemm. � Rbereck your are right when you say that and 9/10 troub ...

To rbereck:
Null modem. Is the first thing I had made. Everything looks the same.
To PCM Programmer:
I have made the changes that you suggest. Unfortunately I can hear my phone receiving a call.
I ...

I'm starting with an alarm project but the the beginning cannot be worse. I have a GSM modem wavecom compatible and the prototype board PIC16F877A from CCS.

Firs test: With the hyperterminal of ...