Psion				PC		Read(Psion)	Write(Psion)
-----------------------------------------------------------------------------
ObeyXoff|SendXoff		none		Ok		Blocked
ObeyXoff|SendXoff		xon/xoff	Ok		Blocked
ObeyXoff|SendXoff		rts/cts		Ok		Blocked
ObeyXoff			rts/cts		Ok		Ok
SendXoff			rts/cts		Ok		Blocked
ObeyCTS				rts/cts		Ok		Ok
FreeRTS				rts/cts		Ok		Ok
FailDSR				rts/cts		Ok		Ok
FailDSR				xon/xoff	Ok		Ok
ObeyCTS				xon/xoff	Ok		Ok
FreeRTS				xon/xoff	Ok		Ok
ObeyCTS|FreeRTS			rts/cts		Ok		Ok
ObeyCTS|FreeRTS			xon/xoff	Ok		Ok

Nokia				PC		Read(Psion)	Write(Psion)
-----------------------------------------------------------------------------
ObeyXoff|SendXoff		none		Ok		Ok
ObeyXoff|SendXoff		xon/xoff	Ok		Ok	Ok		Blocked
ObeyXoff|SendXoff		rts/cts		Ok		Ok
ObeyXoff			rts/cts		Ok		Ok
SendXoff			rts/cts		Ok		Ok
ObeyCTS				rts/cts		Ok		Blocked
FreeRTS				rts/cts		Ok		Ok
FailDSR				rts/cts		Ok		Ok
FailDSR				xon/xoff	Ok		Ok
ObeyCTS				xon/xoff	Ok		Blocked
FreeRTS				xon/xoff	Ok		Blocked