SerialPort_ReadByte

Reads one character in binary mode from serial port.

	Name	Type	Range	Description
	inPortId	Integer	0 - 7	Identifies open port instance when working with multiple serial ports
	outData	Integer ?		Conditionally returns received character value, when one is available.

Filter reads single byte from input buffer.

Filter perform non-blocking reading form buffer and will return NIL when no data was read.

Using the SerialPort_Config filter is necessary before using the SerialPort_ReadByte filter.

Filter SerialPort_Config does not guarantee that input buffer will be empty.

Using filters reading from serial port without previous configuration will cause "SerialPort not initialized" error.

This filter is available on Basic Complexity Level.

This filters is member of SerialPort_Read filter group.