ultrasound: reworked after tests

- new classes in frappy_psi/ultrasound.py and frappy_psi/adq.mr.py
- add signal plottter
- move clients to bin/ directory

Change-Id: I8db8e5ebc082c346278f09e0e54504e070655f14

cfg/RUS_cfg.py

@@ -0,0 +1,39 @@
+Node(equipment_id = 'r_ultrasound.psi.ch',
+     description = 'resonant ultra sound setup',
+     interface = 'tcp://5000',
+)
+
+Mod('iq',
+    cls = 'frappy_psi.ultrasound.RUS',
+    description = 'ultrasound iq mesurement',
+    imod = 'i',
+    qmod = 'q',
+    freq='f',
+    input_range=10,  # VPP
+    input_delay = 0,
+    periods = 163,
+    )
+
+Mod('freqio',
+    'frappy_psi.ultrasound.FreqStringIO',
+    ' ',
+    uri = 'serial:///dev/ttyS1?baudrate=57600',
+)
+
+Mod('f',
+    cls = 'frappy_psi.ultrasound.Frequency',
+    description = 'ultrasound frequency',
+    io='freqio',
+    output='L',  # L for LF (bnc), R for RF (type N)
+    target=10000,
+)
+
+Mod('i',
+    cls='frappy.modules.Readable',
+    description='I component',
+)
+
+Mod('q',
+    cls='frappy.modules.Readable',
+    description='Q component',
+)