pyinst: specan.py annotate

annotate specan.py @ 84:4b4ae555067b

Use RMS detector and fix the sweep time for more accuracy. Add links to app notes discussing theory. Run forever without pause and print a summary on ctrl-c

author	Daniel O'Connor <doconnor@gsoft.com.au>
date	Thu, 03 Oct 2024 08:57:10 +0930
parents	23c96322cfb6
children

rev	line source
31 c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	1 import exceptions
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	2 import numpy
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	3 import scpi
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	4
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	5 class Traceinst(object):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	6 '''Generic class for a trace based instrument'''
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	7 attrs = {}
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	8 tracetypename = None
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	9 tracedtype = None
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	10 tracequery = None
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	11
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	12 def __init__(self, con):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	13 self.con = con
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	14 # Set trace format
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	15 self.con.write("FORM " + self.tracetypename)
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	16
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	17 def setconf(self, name, value):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	18 if name not in self.attrs:
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	19 raise exceptions.KeyError(name + " not supported")
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	20 # Check value is correct type
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	21 tmp = self.attrs[name][1](value)
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	22 # Run validation function (if necessary)
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	23 if self.attrs[name][2] != None:
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	24 self.attrs[name][2](value)
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	25 #print "Setting %s to %s" % (self.attrs[name][0], str(value))
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	26 self.con.write("%s %s" % (self.attrs[name][0], str(value)))
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	27
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	28 def getconf(self, name):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	29 if name not in self.attrs:
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	30 raise exceptions.KeyError(name + " not supported")
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	31 self.con.write("%s?" % (self.attrs[name][0]))
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	32 r = self.con.read()
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	33 return self.attrs[name][1](r)
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	34
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	35 def write(self, *args):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	36 return self.con.write(*args)
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	37
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	38 def read(self, *args):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	39 return self.con.read(*args)
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	40
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	41 def gettrace(self, timeout = 10):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	42 # Trigger the sweep
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	43 self.con.write("INIT;*WAI")
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	44
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	45 # Wait for it to be done
44 c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	46 self.wait(timeout)
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	47
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	48 # Grab trace data
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	49 self.con.write(self.tracequery)
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	50 dat = self.con.read(10)
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	51
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	52 # Parse into array
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	53 ary = scpi.bindecode(dat, dtype = self.tracedtype)
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	54 return ary
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	55
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	56 def wait(self, timeout):
c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	57 if self.hasopc:
31 c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	58 self.con.write("*OPC?")
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	59 opc = scpi.getdata(self.con.read(timeout), int)
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	60 if opc != 1:
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	61 return None
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	62 else:
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	63 while True:
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	64 self.con.write(':STATus:OPERation?')
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	65 i = scpi.getdata(self.con.read(timeout), int)
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	66 if i & 256:
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	67 break
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	68
44 c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	69
31 c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	70 def dumpconf(self):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	71 rtn = {}
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	72 for k in self.attrs:
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	73 self.con.write(self.attrs[k][0] + '?')
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	74 res = self.con.read()
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	75 #print "Getting " + k + " / " + self.attrs[k][0] + " = " + res
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	76 rtn[k] = self.attrs[k][1](res)
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	77 return rtn
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	78
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	79 class RSSPA(Traceinst):
77 23c96322cfb6 Spell Rohde Schwarz correctly. Daniel O'Connor <doconnor@gsoft.com.au> parents: 44 diff changeset	80 '''Rohde & Schwarz Spectrum Analyzer'''
31 c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	81
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	82 attrs = { 'fstart' : ['FREQ:START', float, None], # Page 561
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	83 'fstop' : ['FREQ:STOP', float, None],
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	84 'atten' : ['INP:ATT', float, None], # Page 518
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	85 'resbw' : ['SENSE:BANDWIDTH:RESOLUTION', float, None], # Page 539
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	86 'vidbw' : ['SENSE:BANDWIDTH:VIDEO', float, None], # Page 541
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	87 'sweept' : ['SENSE:SWEEP:TIME', float, None], # Page 599
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	88 #'sweeppts' : ['SWEEP:POINTS', int, RSSPA.sweepptscheck],
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	89 'sweeppts' : ['SWEEP:POINTS', int, None], # Page 599
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	90 'sweepcnt' : ['SENSE1:AVERAGE:COUNT', int, None], # Page 595
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	91 'reflev' : ['DISPLAY:WINDOW1:TRACE1:Y:SCALE:RLEVEL', float, None], # Page 506
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	92 'detector' : ['SENSE1:DETECTOR1:FUNCTION', str, None] , # Page 552
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	93 }
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	94
44 c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	95 hasopc = True
31 c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	96 tracetypename = 'REAL,32'
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	97 tracedtype = numpy.float32
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	98 tracequery = 'TRAC1? TRACE1'
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	99 swptslist = [125, 251, 501, 1001, 2001, 4001, 8001]
44 c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	100
31 c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	101 # def sweepptscheck(npts):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	102 # if x not in RSSPA.swptslist:
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	103 # raise exceptions.ValueError("Sweep value not supported, must be one of " + str(RSSPA.swptslist))
44 c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	104
31 c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	105
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	106 class AnSPA(Traceinst):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	107 '''Anritsu Spectrum Analyzer'''
34 182c42e7bf03 Add page references for each command to teh Anritsu. Daniel O'Connor <darius@dons.net.au> parents: 31 diff changeset	108 attrs = { 'fstart' : ['FREQ:START', float, None], # Page 26
182c42e7bf03 Add page references for each command to teh Anritsu. Daniel O'Connor <darius@dons.net.au> parents: 31 diff changeset	109 'fstop' : ['FREQ:STOP', float, None], # Page 26
182c42e7bf03 Add page references for each command to teh Anritsu. Daniel O'Connor <darius@dons.net.au> parents: 31 diff changeset	110 'atten' : ['SENSE:POWER:ATTENUATION', float, None], # Page 27
182c42e7bf03 Add page references for each command to teh Anritsu. Daniel O'Connor <darius@dons.net.au> parents: 31 diff changeset	111 'sweept' : ['SENSE:SWEEP:TIME', float, None], # Page 28
182c42e7bf03 Add page references for each command to teh Anritsu. Daniel O'Connor <darius@dons.net.au> parents: 31 diff changeset	112 'sweepcnt' : [':SENSe:AVERage:COUNt', int, None], # Page 21
182c42e7bf03 Add page references for each command to teh Anritsu. Daniel O'Connor <darius@dons.net.au> parents: 31 diff changeset	113 'tracemode' : [':SENSe:AVERage:TYPE', str, None], # Page 21
182c42e7bf03 Add page references for each command to teh Anritsu. Daniel O'Connor <darius@dons.net.au> parents: 31 diff changeset	114 'resbw' : ['SENSE:BANDWIDTH:RESOLUTION', float, None], # Page 22
182c42e7bf03 Add page references for each command to teh Anritsu. Daniel O'Connor <darius@dons.net.au> parents: 31 diff changeset	115 'vidbw' : ['SENSE:BANDWIDTH:VIDEO', float, None], # Page 23
182c42e7bf03 Add page references for each command to teh Anritsu. Daniel O'Connor <darius@dons.net.au> parents: 31 diff changeset	116 'reflev' : [':DISPLAY:WIND:TRACE:Y:SCALE:RLEVEL', float, None], # Page 15
182c42e7bf03 Add page references for each command to teh Anritsu. Daniel O'Connor <darius@dons.net.au> parents: 31 diff changeset	117 'detector' : [':SENSe:DETector:FUNCtion', str, None], # Page 24
31 c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	118 }
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	119
44 c93d6d4cb04b Use OPC where supported, otherwise poll. Daniel O'Connor <darius@dons.net.au>* parents: 34 diff changeset	120 hasopc = False
31 c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	121 tracetypename = 'REAL,32'
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	122 tracedtype = numpy.float32
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	123 tracequery = 'TRACE:DATA?'
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	124
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	125 def getInst(inst):
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	126 if inst == "RSSPA":
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	127 return RSSPA
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	128 elif inst == "AnSPA":
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	129 return AnSPA
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	130 else:
c6c86dcb54ba Add code to automate a sitesurvey (to some degree). Daniel O'Connor <darius@dons.net.au> parents: diff changeset	131 raise exceptions.NotImplementedError("unknown instrument type " + inst)

Mercurial > ~darius > hgwebdir.cgi > pyinst

annotate specan.py @ 84:4b4ae555067b