Thanks

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For more information, see VT 100 codes

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You can try this too.
Printf("%d[2K",27); // delete entire line
printf("\r%d",I); // move cursor to start of line

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thanks,
what about long long int and long int

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why they declare long int. if they are same.

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hi,
I searched lot of times in Google, not able to find significant difference between long int and int. As both has same size. How can I know at what time which should I use.

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Depends upon the GPS module. But most comes with serial Serial port and at commands using hyper terminal

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You can make same circuit using counter too.

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Use optical isolator and give different ground.

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Short pin 2 & 3 of serial port(DB 9 connector). Open hyper terminal for same serial port number like COM1 and type any character. You will see same character two times in screen. It means serial port is working.

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