# python, bleh
import time
import datetime
import serial
import sys
import struct
def wait_for_GPIB_data_ready():
spoll = 0
while spoll == 0:
ser.write('++spoll\r')
s = ''
while ser.inWaiting() == 0:
time.sleep(0.001)
while ser.inWaiting() > 0:
s += ser.read(1)
time.sleep(.001)
spoll = int(s)
#print "SPOLL: " + str(spoll)
def write_GPIB(s):
ser.write(s + '\r')
time.sleep(0.01)
# strips \n or \r from the last two chars
def read_serial():
s = ""
while ser.inWaiting() == 0:
time.sleep(0.01)
while ser.inWaiting() > 0:
time.sleep(.001)
s += ser.read(1)
if s[-1] == "\n" or s[-1] == "\r":
s = s[:-1]
if s[-1] == "\n" or s[-1] == "\r":
s = s[:-1]
# print '=='+ s[:] +'==' + str(len(s))
return s
def read_serial_bytes(i):
while ser.inWaiting() < i:
time.sleep(0.01)
s = ser.read(i)
return s
# strips \n or \r from the last two chars
def read_GPIB():
ser.write('++read eoi\n')
s = ''
while len(s) < 1 or s[-1] != chr(eot_char):
s += ser.read(1)
if s[-1] == "\n" or s[-1] == "\r":
s = s[:-1]
if s[-1] == "\n" or s[-1] == "\r":
s = s[:-1]
# print '=='+ s[:] +'==' + str(len(s))
return s
# send query and receive a string response, strip terminating CR or LF
def query_GPIB_string(s):
ser.write(s + '\n') # send instrument command
write_GPIB('++eot_enable 1') # Append user defined character when EOI detected
ser.write('++read eoi\n') # read data until EOI char is received
s = ''
while len(s) == 0 or s[-1] != chr(eot_char):
s += ser.read(1)
s = s[:-1] # strip EOI termination char
if s[-1] == "\n" or s[-1] == "\r":
s = s[:-1] # strip CR at the end of string
return s
#--------------------------- MAIN -----------------------------------------
mv_per_div = 200
ps_per_div = 50
golden_ratio = 1.61803398875
chartheight = 400
chartwidth = int(golden_ratio * chartheight)
chartXstart = 70
chartYstart = 10
imagewidth = 2 * chartXstart + chartwidth
imageheight = chartYstart + chartheight
traces = 10
trace_stroke_width = 2
graticule_stroke_width = 0.3
vrange = 32000.0
eot_char = 127
#if len(sys.argv) != 3:
# print 'usage: python E4916A.py FREQUENCY_MHZ FILENAME'
# exit()
#F_nominal = float(sys.argv[1])
#filename = sys.argv[2] + '.csv'
ser = serial.Serial(port='COM22', baudrate=9600, timeout=0.5, rtscts=1)
ser.isOpen()
write_GPIB('')
write_GPIB('++mode 1')
write_GPIB('++addr 1')
write_GPIB('++auto 0')
write_GPIB('++eoi 1')
write_GPIB('++clr')
write_GPIB('++eot_char ' + str(eot_char))
time.sleep(.01)
write_GPIB('TEXT CLEAR')
#write_GPIB('ACQuisition STOP')
# drain touch buffer
while query_GPIB_string('ABSTOUCH?').split(' ')[1] != '-1,-1':
time.sleep(.01)
#wait for screen tap
touch = 0
while touch == 0:
time.sleep(.01)
write_GPIB("TEXT X:20,Y:1,STRING:'TAP HERE FOR NEXT PULSER'")
if query_GPIB_string('ABSTOUCH?').split(' ')[1] != '-1,-1':
touch = 1
write_GPIB('TEXT CLEAR')
id = query_GPIB_string('ID?').split(' ')[1]
head = query_GPIB_string('SAMid?').split(',')[1].split(':')[1].replace('"', '')
head_sn = query_GPIB_string('UID?').split(',')[2].split(':')[1].replace('"', '')
write_GPIB('ABBwfmpre ON') # reduced response to WFMPre?
write_GPIB('CHM3 OFFSET:-5.0E-1,SENSITIVITY:'+str(mv_per_div * 0.001)+',SMOOTHING:ON')
write_GPIB('CONDACQ TYPE:CONTINUOUS')
write_GPIB('OUTPUT TRACE1')
write_GPIB('TRIGGER MODE:NORMAL,STATUS:TRG,SOURCE:EXTERNAL,LEVEL:0,SLOPE:MINUS')
#write_GPIB('TRIGGER MODE:NORMAL,STATUS:TRG,SOURCE:EXTERNAL,LEVEL:0,SLOPE:PLUS')
write_GPIB('AUTOSET HORIZ:ON,VERT:OFF,TRIGGER:ON,MODE:EDGE,START')
time.sleep(1)
#write_GPIB('MAINPOS 44.65784E-9')
write_GPIB('TBMAIN LENGTH:512,TIME:'+str(ps_per_div)+'E-12,XINCR:4.0E-13')
write_GPIB('TBWIN LENGTH:512,TIME:1.0E-12,XINCR:2.0E-14')
with open('image1.svg', "w") as text_file:
# get graticule range
parameters = query_GPIB_string('WFMPre?').split(',')
for i in range(len(parameters)):
param = parameters[i].split(':')[0]
data = parameters[i].split(':')[1]
if param == 'YZERO':
yzero = float(data)
if param == 'YMULT':
ymult = float(data)
print param, data
text_file.write('\n')
text_file.write('\n')
text_file.write('')
text_file.close()
#write_GPIB('TRIGGER MODE:NORMAL,STATUS:TRG,SOURCE:EXTERNAL,LEVEL:0,SLOPE:MINUS')
write_GPIB('TRIGGER MODE:NORMAL,STATUS:TRG,SOURCE:EXTERNAL,LEVEL:0,SLOPE:PLUS')
write_GPIB('AUTOSET HORIZ:ON,VERT:OFF,TRIGGER:ON,MODE:EDGE,START')
time.sleep(1)
#write_GPIB('MAINPOS 44.65784E-9')
write_GPIB('TBMAIN LENGTH:512,TIME:'+str(ps_per_div)+'E-12,XINCR:4.0E-13')
write_GPIB('TBWIN LENGTH:512,TIME:1.0E-12,XINCR:2.0E-14')
with open('image2.svg', "w") as text_file:
# get graticule range
parameters = query_GPIB_string('WFMPre?').split(',')
for i in range(len(parameters)):
param = parameters[i].split(':')[0]
data = parameters[i].split(':')[1]
if param == 'YZERO':
yzero = float(data)
if param == 'YMULT':
ymult = float(data)
print param, data
text_file.write('\n')
text_file.write('\n')
text_file.write('')
text_file.close()
filename = 'pulser.html'
with open(filename, "w") as text_file:
text_file.write('')
text_file.write('Pulser')
text_file.write('')
fontsize = 16
#text_file.write('CSA803 COMMUNICATIONS SIGNAL ANALYZER, ' + id + '')
text_file.write('CSA803 COMMUNICATIONS SIGNAL ANALYZER, Sampling head ' + head + ', S/N ' + head_sn + '')
text_file.write('
')
text_file.write(''+datetime.datetime.now().strftime("%A %d %b %Y %X")+'')
text_file.write('
')
text_file.write('
')
text_file.write(''+ 'Risetime %.2fps' % (float(risetime) * 1E12) +'')
text_file.write('
')
text_file.write(''+ 'Falltime %.2fps' % (float(falltime) * 1E12) +'')
text_file.write('
')
text_file.write(''+ 'Overshoot %.1f' % (float(overshoot) * 1.0) +'%')
text_file.write('
')
text_file.write(''+ 'Undershoot %.1f' % (float(undershoot) * 1.0) +'%')
text_file.write('
')
text_file.write(''+ 'Amplitude %.3fV' % (float(amplitude) * 1.0) +'')
text_file.write('')
text_file.write('
')
text_file.write('
')
text_file.write('
')
text_file.write('')
text_file.write('')
text_file.close()
# https://github.com/kendallb/PrintHtml
import os
os.system('cmd /c "PrintHtml.exe -p Default pulser.html"')
exit()
write_GPIB('ID?')
write_GPIB('++read eoi')
print read_serial()
print query_GPIB_string('ID?')
print query_GPIB_string('UID?')
print query_GPIB_string('SAMid?')
print query_GPIB_string('ABBwfmpre?')
print query_GPIB_string('ABSTouch?')
print query_GPIB_string('ACQNum?')
print query_GPIB_string('ACQuisition?')
print query_GPIB_string('ADJtrace1?')
print query_GPIB_string('ALTinkjet?')
print query_GPIB_string('AMPlitude?')
print query_GPIB_string('AUTOSet?')
print query_GPIB_string('AVG?')
print query_GPIB_string('BCOrrection?')
print query_GPIB_string('BITMap?')
print query_GPIB_string('BYT.or?')
print query_GPIB_string('CALibrate?')
print query_GPIB_string('CH?')
#print query_GPIB_string('CHIdent?')
print query_GPIB_string('COLor?')
print query_GPIB_string('COMpare?')
print query_GPIB_string('CONDacq?')
print query_GPIB_string('COPy?')
print query_GPIB_string('CROss?')
print query_GPIB_string('CURSor?')
print query_GPIB_string('CURVe?')
print query_GPIB_string('DATE?')
print query_GPIB_string('DCOmp?')
print query_GPIB_string('DEBug?')
print query_GPIB_string('DEFine?')
print query_GPIB_string('DIAg?')
print query_GPIB_string('DISPlay?')
print query_GPIB_string('DISPNum?')
print query_GPIB_string('DIV2?')
print query_GPIB_string('DOT1Abs?')
print query_GPIB_string('DSYmenu?')
print query_GPIB_string('DSYS?')
print query_GPIB_string('ENCdg?')
print query_GPIB_string('MPAram?')
print query_GPIB_string('NVRam?')
print query_GPIB_string('POWeron?')
print query_GPIB_string('SET?')
print query_GPIB_string('RISetime?')
print query_GPIB_string('FALltime?')
print query_GPIB_string('OVErshoot?')
exit()