
Programming Examples
38
Agilent InfiniiVision 2000 X-Series Oscilloscopes Programmer's Guide
875
qresult = do_query_values(":CHANnel1:OFFSet?")[0]
print "Channel 1 offset: %f" % qresult
# Set horizontal scale and offset.
do_command(":TIMebase:SCALe 0.0002")
qresult = do_query_string(":TIMebase:SCALe?")
print "Timebase scale: %s" % qresult
do_command(":TIMebase:POSition 0.0")
qresult = do_query_string(":TIMebase:POSition?")
print "Timebase position: %s" % qresult
# Set the acquisition type.
do_command(":ACQuire:TYPE NORMal")
qresult = do_query_string(":ACQuire:TYPE?")
print "Acquire type: %s" % qresult
# Or, set up oscilloscope by loading a previously saved setup.
sSetup = ""
f = open("setup.stp", "rb")
sSetup = f.read()
f.close()
do_command(":SYSTem:SETup #8%08d%s" % (len(sSetup), sSetup), hide_param
s=True)
print "Setup bytes restored: %d" % len(sSetup)
# Capture an acquisition using :DIGitize.
do_command(":DIGitize CHANnel1")
# =========================================================
# Analyze:
# =========================================================
def analyze():
# Make measurements.
# --------------------------------------------------------
do_command(":MEASure:SOURce CHANnel1")
qresult = do_query_string(":MEASure:SOURce?")
print "Measure source: %s" % qresult
do_command(":MEASure:FREQuency")
qresult = do_query_string(":MEASure:FREQuency?")
print "Measured frequency on channel 1: %s" % qresult
do_command(":MEASure:VAMPlitude")
qresult = do_query_string(":MEASure:VAMPlitude?")
print "Measured vertical amplitude on channel 1: %s" % qresult
# Download the screen image.
# --------------------------------------------------------
do_command(":HARDcopy:INKSaver OFF")
sDisplay = do_query_string(":DISPlay:DATA? PNG, COLor")
sDisplay = get_definite_length_block_data(sDisplay)
# Save display data values to file.
Содержание InfiniiVision 2000 X-Series
Страница 1: ...s1 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide...
Страница 24: ...24 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide...
Страница 38: ...38 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 1 What s New...
Страница 48: ...48 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 2 Setting Up...
Страница 62: ...62 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 3 Getting Started...
Страница 120: ...120 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 4 Commands Quick Reference...
Страница 206: ...206 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 8 BUS n Commands...
Страница 242: ...242 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 11 DEMO Commands...
Страница 250: ...250 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 12 DIGital d Commands...
Страница 270: ...270 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 14 DVM Commands...
Страница 276: ...276 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 15 EXTernal Trigger Commands...
Страница 312: ...312 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 17 HARDcopy Commands...
Страница 332: ...332 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 19 MARKer Commands...
Страница 416: ...416 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 22 POD Commands...
Страница 424: ...424 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 23 RECall Commands...
Страница 446: ...446 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 24 SAVE Commands...
Страница 588: ...588 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 28 TIMebase Commands...
Страница 692: ...692 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 31 WGEN Commands...
Страница 758: ...758 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 34 Error Messages...
Страница 788: ...788 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 36 Synchronizing Acquisitions...
Страница 918: ...918 Agilent InfiniiVision 2000 X Series Oscilloscopes Programmer s Guide 38 Programming Examples...