Answer / chandra shekhar godiwal

First arrange the circuit of 8051 with any Decoder IC. Signal decoded by this and it will receive the signal by bluetooth antenna. Mobile or PC bluetooth then using port as parallel port or mobile port it's transmit the signal after the encoding using encoder IC.

Both facility Encoder and Decoder IC --- MT8870 OR CM8870

Which is used in Cellphone Operated Robot

Answer / c.kumaresan

Geting some data (analogue voltage) from sensor, do simple
processing using PIC16F877A, and then send information to
my PC using Bluetooth. I've configure the UART
communication between PIC and bluetooth as shown in the
attachment.

Answer / ramesh

Connect the tranceiver with 8051 microcontroller.that
tranceiver used to receive and send data frm pc to
controller viceversa.

As electromagnetic waves travel in space only one can happen absorption attenuation reflection refraction

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