driver for Lakeshore Model 370 resistivity measurement

- this does not (yet) include temperatures and control loop
- including stringio-server for test purposes

Change-Id: I414ae2e6663bb0773fe60db1798401dfc9dde018
Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/22005
Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de>
Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>

cfg/ls370sim.cfg

@@ -0,0 +1,24 @@
+[node LscSIM.psi.ch]
+description = Lsc Simulation at PSI
+
+[interface tcp]
+type = tcp
+bindto = 0.0.0.0
+bindport = 5000
+
+[module res]
+class = secop_psi.ls370res.ResChannel
+.channel = 3
+.description = resistivity
+.main = lsmain
+.iodev = lscom
+
+[module lsmain]
+class = secop_psi.ls370res.Main
+.description = main control of Lsc controller
+.iodev = lscom
+
+[module lscom]
+class = secop_psi.ls370sim.Ls370Sim
+.description = simulated serial communicator to a LS 370
+.visibility = 3

cfg/ls370test.cfg

@@ -0,0 +1,26 @@
+[node LscSIM.psi.ch]
+description = Lsc370 Test
+
+[interface tcp]
+type = tcp
+bindto = 0.0.0.0
+bindport = 5000
+
+[module res]
+class = secop_psi.ls370res.ResChannel
+vexc = '2mV'
+.channel = 3
+.description = resistivity
+.main = lsmain
+.iodev = lscom
+
+[module lsmain]
+class = secop_psi.ls370res.Main
+.description = main control of Lsc controller
+.iodev = lscom
+
+[module lscom]
+class = secop_psi.ls370res.StringIO
+.uri=localhost:4567
+.description = serial communicator to an LS 370
+.visibility = 3