GSM MODEM with 8051

The way you're reading SMS is obviously not a good method and there are 90% chances of loosing an SMS.

Best way...
check for new message indication in interrupt itself.

e.g.

... Read Compelte post
Posted by ajay_bhargav on Thu Dec 02 2010, 03:42 PM

GSM Modem - Read SMS example using interrupts

//You need two variables and a constant, one for storing constant string,
//second for an index pointer and a buffer to store recieved data
unsigned char code Response[] = "+CMTI";
unsigned char MyBuff[15], i = 0;
//we can also have a flag for new message
bit NewMessage = 0;

//consider this ISR function
//assuming ch is read character from SBUF
if((ch == Response[i]) || (i >
 4)){
	//if receiv...  Read Compelte post 
Posted by ajay_bhargav on Tue Feb 05 2013, 09:10 AM

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Fri Dec 15 2017, 12:18 PM
mehari
can not find dhtxx.md file in proteus 8.0 can anybody help me please?
sahar7478
Fri Dec 08 2017, 12:47 PM
can i get gsm a6 library? can anybody help? tia
Faiqa
Sat Nov 25 2017, 08:32 AM
Can i get the code of Monitering and controlling of green house effect? ... Can anyone help me ?
Wed Nov 08 2017, 01:35 PM
Anirudh jain
I want to burn code in atmel 89s51 24pc 0329 but cannot get the connection with the burner. Can somebody provide me with the circuit diagram for connecting controller to burner. I'm using usb burner
Thu Nov 02 2017, 11:44 AM
karpal
write a program to exchange the content of b register with external RAM address 02CFH help me
Wed Nov 01 2017, 05:47 PM
sanae
i am using the DHT11 but i'm getting some errors in the simulate the programe in proteus 8 professional,: 1)cannot find model file 'DHTXX.MDF'.2)simulation failed due to netlist linker error(s).
Fri Sep 29 2017, 02:45 AM
Maaz
i am doing the same project on verilog please contact me [email protected]
Wed Sep 20 2017, 12:36 AM
Ted
In a missing pulse detector using a 555 timer connected as a monostable vibrator with a PNP transistor,how does the positve input pulse turn on the PNP transistor?
Sun Sep 03 2017, 02:29 PM
martymarty
How do I connect an <NOKIA 1100 LCD > to an atmega328P ?
poojab51296
Sun Aug 20 2017, 10:23 AM
i am intending to interface sd card with STM32F4 and want to write a file in sd card using SPI protocol but using HAL only. Can anyone help me PLEASE!!!!

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Good day Rikckey's WorldI have a huge project wher...
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