pscDrv for UDP

[kimanha]

pscDrv support UDP protocol?

[mdavidsaver]

There is some preliminary support for processing UDP. As I recall, only receiving is currently possible.

pscdrv/iocBoot/iocpscudp/st.cmd

Lines 11 to 13 in fe17f67

	# Listen on 0.0.0.0:8764
	# for messages coming from localhost:8765
	createPSCUDP("test", "localhost", 8765, 8764)