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function data = RPI_SerialGetChar(fd)
// Function to read data from specified serial port
//
// Calling Sequence
// RPI_SerialGetChar(fd)
//
// Parameters
// fd: file descriptor returned when serial port was opened
// Description
// This functions reads character form specified port. In case no
// character is available, -1 is returned after 10 sec.
// Examples
// serial = RPI_SetupSerial("/dev/ttyAMA0", 9600);
// bytes = RPI_SerialDataAvail(serial);
// if(bytes>0)
// data = RPI_SerialGetChar(serial) //Reads single character
// end
// See also
// RPI_SetupSerial RPI_SendData
//
// Authors
// Siddhesh Wani
// -----------------------------------------------------------------
// This is curretly dummy function. It provides no functionality but is required
// for providing support for generating C code for RPi.
data = 0;
endfunction
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