ParallelPort Checks if the printer has timed out. CommPort Checks if receive framing is enabled. CommPort Checks if receive threshold is enabled. CommPort Checks if receive timeout is enabled. Picks the best available mode.
Enhanced capabilities port.
Extended parallel port. ParallelPort Byte mode. ParallelPort Compatibility mode. N name . SerialPort Expresses interest in receiving notification when there is a break interrupt on the line.