diff rs_fsp7_example.py @ 16:c2c13d804fce

Rename examples, rework them to be clearer and use helper functions.
author Daniel O'Connor <darius@dons.net.au>
date Wed, 10 Aug 2011 12:51:07 +0930
parents example2.py@85dfc0babc36
children 9bb8a9f3df6b
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rs_fsp7_example.py	Wed Aug 10 12:51:07 2011 +0930
@@ -0,0 +1,90 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2011
+#      Daniel O'Connor <darius@dons.net.au>.  All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+
+import numpy
+from matplotlib import pylab
+import rsib
+import scpi
+
+def test(r):
+    # ID instrument
+    r.write('*IDN?')
+    print "ID is " + r.read(5)
+
+    # Reset to defaults
+    r.write("*RST")
+
+    # Set to single sweep mode
+    r.write("INIT:CONT OFF")
+
+    # Enable display updates
+    r.write("SYST:DISP:UPD ON")
+
+    # Set frequency range
+    r.write("FREQ:STAR 85MHz;STOP 125MHz")
+
+    # Set reference level
+    r.write("DISP:WIND:TRAC:Y:RLEV -20dBm")
+
+    # Trigger the sweep
+    r.write("INIT;*WAI")
+
+    # Wait up to 10 seconds for it to be done
+    r.write("*OPC?")
+    print "OPC - " + r.read(10)
+
+    # Set peak excursion
+    r.write("CALC:MARK:PEXC 6DB")
+    # Find 3rd order intercept & get result
+    r.write("CALC:MARK:FUNC:TOI ON")
+    r.write("CALC:MARK:FUNC:TOI:RES?")
+    print "Result " + r.read(10)
+
+    # Set data format
+    r.write("FORM REAL,32")
+    #r.write("FORM:DATA ASC")
+
+    # Set limit line
+    r.write("CALC:LIM5:NAME 'TEST1'")
+    r.write("CALC:LIM5:COMM 'Upper limit line'")
+    r.write("CALC1:LIM5:TRAC 2")
+
+    # Grab trace data
+    r.write("TRAC1? TRACE1")
+    data = r.read(10)
+    #print "Data - " + dat
+    #ary = ascdecode(data)
+    ary = bindecode(data)
+
+    # Plot data
+    pylab.plot(ary)
+    pylab.show()
+    
+if __name__ == '__main__':
+    r = rsib.RSIBDevice('analyzer')
+    test(r)
+