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send command at hyperterminal
Hi there
Open Hyper terminal and specify 1100 baud rate.
Use AT Commands to communicate with Ur mobile using Serial port.
Get AT commands detail from net,.
interfacing
use first a USB cable of camra and proceed with a USB to RS232 converter if the logic matches that fine otherwise use MAX 232. then copy MSCOMM32.ocx file at system 32. then access serial data via Programming
at89s52 rxd and txd program
Brother u need to connect MAX 232 IC i-e logic converter. 89c52 uses logic
0-----0V
1-----5V
While pC serial port uses logic
0----+3->+12V
1----- -3->-12V
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