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QTPy_4a_1w_4d_Interface_Level.py
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QTPy_4a_1w_4d_Interface_Level.py
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#
# Hardware specific interface functions
# For Arduino XIAO Two analog + 2 AWG + 6 digital channel scope (2-22-2024)
# Written using Python version 3.10, Windows OS
#
try:
import serial
import serial.tools.list_ports
except:
root.update()
showwarning("WARNING","Serial Library not installed?!")
root.destroy()
exit()
#
# adjust for your specific hardware by changing these values in the alice.init file
CHANNELS = 4 # Number of supported Analog input channels
AWGChannels = 2 # Number of supported Analog output channels
PWMChannels = 1 # Number of supported PWM output channels
DigChannels = 4 # Number of supported Dig channels
LogicChannels = 4 # Number of supported Logic Analyzer channels
EnablePGAGain = 0 #
ScopePGAGain = (1, 2, 4, 8, 16)
EnableAWGNoise = 0 #
EnableLoopBack = 1
LBList = ("CH A", "CH B", "CH C", "CH D")
UseSoftwareTrigger = 1
AllowFlashFirmware = 1
Tdiv.set(10)
AWG_Amp_Mode.set(0)
AWGPeakToPeak = 3.28
ADC_Cal = 3.28
ScopeRes = 4096.0
LSBsizeA = LSBsizeB = LSBsizeC = LSBsizeD = LSBsize = ADC_Cal/ScopeRes
Rint = 2.0E7 # ~2 Meg Ohm internal resistor to ground
AWGARes = 1023 # For 10 bits, 4095 for 12 bits, 255 for 8 bits
AWGBRes = 511 # PWM AWG 9 bits at 94 KHz
DevID = "QT Pi 4"
SerComPort = 'Auto'
TimeSpan = 0.01
InterpRate = 4
EnableInterpFilter.set(1)
MaxSampleRate = SAMPLErate = 25000*InterpRate
MaxAWGSampleRate = int(1.0/0.000014) # set to 14 uSec
AWGSampleRate = MaxAWGSampleRate
PhaseOffset = 12.5
HardwareBuffer = 2048 # Max hardware waveform buffer size
MinSamples = 2000 # capture sample buffer size
AWGBuffLen = 2048 # Max DAC hardware waveform buffer size
Cycles = 1
SMPfft = MinSamples*InterpRate # Set FFT size based on fixed acquisition record length
#
VBuffA = numpy.ones(MinSamples*InterpRate)
VBuffB = numpy.ones(MinSamples*InterpRate)
VBuffC = numpy.ones(MinSamples*InterpRate)
VBuffD = numpy.ones(MinSamples*InterpRate)
VBuffG = numpy.ones(MinSamples*InterpRate)
MBuff = numpy.ones(MinSamples*InterpRate)
MBuffX = numpy.ones(MinSamples*InterpRate)
MBuffY = numpy.ones(MinSamples*InterpRate)
VmemoryA = numpy.ones(MinSamples*InterpRate) # The memory for averaging
VmemoryB = numpy.ones(MinSamples*InterpRate) # The memory for averaging
VmemoryC = numpy.ones(MinSamples*InterpRate)
VmemoryD = numpy.ones(MinSamples*InterpRate)
#
IACMString = "+1.65"
IA_Mode.set(1)
#
## hardware specific Fucntion to close and exit ALICE
def Bcloseexit():
global RUNstatus, Closed, ser, Sucess
RUNstatus.set(0)
Closed = 1
#
if Sucess:
try:
ser.write(b'Gx\n') # Turn off AWG
ser.write(b'sx\n') # turn off PWM
# try to write last config file, Don't crash if running in Write protected space
BSaveConfig("alice-last-config.cfg")
# May need to be changed for specific hardware port
ser.close()
# exit
except:
donothing()
else:
BSaveConfig("alice-last-config.cfg")
try:
ser.close()
except:
pass
#
root.destroy()
exit()
#
# Set Scope Sample Rate based on Horz Time Scale
#
def SetSampleRate():
global TimeSpan, SHOWsamples, InterpRate, Tdiv
global MaxSampleRate, SAMPLErate, TimeDiv, ser, TRACESread
try:
TimeDiv = UnitConvert(TMsb.get())
except:
pass
#print("TimeDiv = ", TimeDiv)
if TimeDiv < 0.000099:
if TRACESread == 1:
ser.write(b't8\n') # 100 KSPS
elif TRACESread == 2:
ser.write(b't13\n') # 62.5 KSPS
else:
ser.write(b't20\n') # 40 KSPS
elif TimeDiv > 0.000099 and TimeDiv < 0.000199:
if TRACESread == 1:
ser.write(b't8\n') # 100 KSPS
elif TRACESread == 2:
ser.write(b't13\n') # 62.5 KSPS
else:
ser.write(b't20\n') # 40 KSPS
elif TimeDiv > 0.000199 and TimeDiv < 0.0005:
if TRACESread == 1:
ser.write(b't8\n') # 100 KSPS
elif TRACESread == 2:
ser.write(b't13\n') # 62.5 KSPS
else:
ser.write(b't20\n') # 40 KSPS
elif TimeDiv >= 0.0005 and TimeDiv < 0.001:
if TRACESread == 1:
ser.write(b't8\n') # 100 KSPS
elif TRACESread == 2:
ser.write(b't13\n') # 62.5 KSPS
else:
ser.write(b't20\n') # 40 KSPS
elif TimeDiv >= 0.001 and TimeDiv < 0.002:
if TRACESread == 1:
ser.write(b't14\n') # 100 KSPS
elif TRACESread == 2:
ser.write(b't16\n') # 62.5 KSPS
else:
ser.write(b't20\n') # 100 KSPS
elif TimeDiv >= 0.002 and TimeDiv < 0.005:
ser.write(b't32\n') # 40 KSPS
elif TimeDiv >= 0.005 and TimeDiv < 0.01:
ser.write(b't64\n') # 15.625 KSPS
elif TimeDiv >= 0.01 and TimeDiv < 0.02:
ser.write(b't128\n') # 10 KSPS
elif TimeDiv >= 0.02 and TimeDiv < 0.05:
ser.write(b't256\n') # 10 KSPS
else:
ser.write(b't512\n') # 5 KSPS
#
time.sleep(0.005)
#
#
def only_numerics(seq):
seq_type= type(seq)
return seq_type().join(filter(seq_type.isdigit, seq))
#
# Main function to request and receive a set of ADC samples
#
def Get_Data():
global ShowC1_V, ShowC2_V, ShowC3_V, ShowC4_V
global TgInput, VBuffA, VBuffB, VBuffC, VBuffD, VBuffG
global D0_is_on, D1_is_on, D2_is_on, D3_is_on
global D4_is_on, D5_is_on, D6_is_on, D7_is_on, COLORtrace8
global DBuff0, DBuff1, DBuff2, DBuff3, DBuff4, DBuff5, DBuff6, DBuff7
global D0line, D1line, D2line, D3line, D4line, D5line, D6line, D7line
global TRIGGERentry, TRIGGERsample, SaveDig, CHANNELS, TRACESread
# Get data from QT Py
#
SaveDig = False
if D0_is_on or D1_is_on or D2_is_on or D3_is_on or D4_is_on or D5_is_on or D6_is_on:
SaveDig = True
Get_Dig()
COLORtrace8 = "#800000" # 80% red
else:
SaveDig = False
#
if ShowC1_V.get() > 0 and ShowC2_V.get() > 0 and ShowC3_V.get() == 0 and ShowC4_V.get() == 0:
TRACESread = 2 # A and B
Get_Data_Two()
elif ShowC1_V.get() > 0 and ShowC2_V.get() == 0 and ShowC3_V.get() > 0 and ShowC4_V.get() == 0:
TRACESread = 2 # A and C
Get_Data_Two()
elif ShowC1_V.get() == 0 and ShowC2_V.get() > 0 and ShowC3_V.get() > 0 and ShowC4_V.get() == 0:
TRACESread = 2 # B and C
Get_Data_Two()
elif ShowC1_V.get() > 0 and ShowC2_V.get() == 0 and ShowC3_V.get() == 0 and ShowC4_V.get() > 0:
TRACESread = 2 # A and D
Get_Data_Two()
elif ShowC1_V.get() == 0 and ShowC2_V.get() > 0 and ShowC3_V.get() == 0 and ShowC4_V.get() > 0:
TRACESread = 2 # B and D
Get_Data_Two()
elif ShowC1_V.get() == 0 and ShowC2_V.get() == 0 and ShowC3_V.get() > 0 and ShowC4_V.get() > 0:
TRACESread = 2 # C and D
Get_Data_Two()
elif ShowC1_V.get() > 0 and ShowC2_V.get() == 0 and ShowC3_V.get() == 0 and ShowC4_V.get() == 0:
TRACESread = 1 # A
Get_Data_One()
elif ShowC1_V.get() == 0 and ShowC2_V.get() > 0 and ShowC3_V.get() == 0 and ShowC4_V.get() == 0:
TRACESread = 1 # B
Get_Data_One()
elif ShowC1_V.get() == 0 and ShowC2_V.get() == 0 and ShowC3_V.get() > 0 and ShowC4_V.get() == 0:
TRACESread = 1 # C
Get_Data_One()
elif ShowC1_V.get() == 0 and ShowC2_V.get() == 0 and ShowC3_V.get() == 0 and ShowC4_V.get() > 0:
TRACESread = 1 # D
Get_Data_One()
elif ShowC1_V.get() > 0 and ShowC2_V.get() > 0 and ShowC3_V.get() > 0 and ShowC4_V.get() == 0:
TRACESread = 3 # A and B and C
Get_Data_Three()
elif ShowC1_V.get() > 0 and ShowC2_V.get() > 0 and ShowC3_V.get() == 0 and ShowC4_V.get() > 0:
TRACESread = 3 # A and B and D
Get_Data_Three()
elif ShowC1_V.get() > 0 and ShowC2_V.get() == 0 and ShowC3_V.get() > 0 and ShowC4_V.get() > 0:
TRACESread = 3 # A and C and D
Get_Data_Three()
elif ShowC1_V.get() == 0 and ShowC2_V.get() > 0 and ShowC3_V.get() > 0 and ShowC4_V.get() > 0:
TRACESread = 3 # B and C and D
Get_Data_Three()
elif ShowC1_V.get() > 0 and ShowC2_V.get() > 0 and ShowC3_V.get() > 0 and ShowC4_V.get() > 0:
TRACESread = 4 # A and B and C and D
Get_Data_Four()
elif SaveDig:
pass
else:
return
# do external Gain / Offset calculations before software triggering
if ShowC1_V.get() > 0:
VBuffA = numpy.array(VBuffA)
VBuffA = (VBuffA - InOffA) * InGainA
if ShowC2_V.get() > 0 and CHANNELS >= 2:
VBuffB = numpy.array(VBuffB)
VBuffB = (VBuffB - InOffB) * InGainB
if ShowC3_V.get() > 0 and CHANNELS >= 3:
VBuffC = numpy.array(VBuffC)
VBuffC = (VBuffC - InOffC) * InGainC
if ShowC4_V.get() > 0 and CHANNELS >= 4:
VBuffD = numpy.array(VBuffD)
VBuffD = (VBuffD - InOffD) * InGainD
#
def Get_Buffer():
global Wait, ser, MaxSampleRate, InterpRate, SAMPLErate
global ABuff, iterCount, SampleTime, MinSamples, TRACESread
time.sleep(Wait)
ratestring = str(ser.readline())
# print("Raw string ", ratestring)
if "stReal=" in ratestring: #
DTime = ratestring.replace("b'stReal=","")
DTime = DTime.replace("\\\\","")
DTime = DTime.replace("r","")
DTime = DTime.replace("n","")
DTime = DTime.replace("\\","")
DTime = DTime.replace("'","")
# print(DTime, UnitConvert(DTime)/MinSamples)
SampleTime = (UnitConvert(DTime)/MinSamples) * 1.0e-6 # convert to uSec
# set actual samplerate from returned time per sample
MaxSampleRate = SAMPLErate = int((1.0/SampleTime)*InterpRate)
# print("Sample Time: ", SampleTime)
# print("Sample Rate = ", SAMPLErate )
#
#StartTime = time.time()
VBuffRaw = []
ABuff = []
time.sleep(Wait*TRACESread)
### Wait to buffer enough samples to satisfy the entire frame
# print("iterCount = ", iterCount)
Count = 0
Chunk = TRACESread * MinSamples
## 1 chan 324, 108, 36
## 2 chan 640, 320, 160
## 3,4 chan 500, 250
ByTwo = 500
ByFour = 250
ByEight = 160
if TRACESread == 2:
ByTwo = 640
ByFour = 320
ByEight = 160
if TRACESread > 1:
Chunk = Chunk + MinSamples
waiting0 = ser.in_waiting
#print("Serial Length:", waiting0)
while waiting0 >= 1:
# print("Number Bytes waiting = ", waiting0)
# read in chunks divisible by 3
# Read an integer as two bytes, big-endian
time.sleep(0.015)
waiting0 = ser.in_waiting
if waiting0 > Chunk:
VBuffRaw = ser.read(Chunk)
Count = Count + Chunk
elif waiting0 > MinSamples:
VBuffRaw = ser.read(MinSamples)
Count = Count + MinSamples
elif waiting0 > ByTwo:
VBuffRaw = ser.read(ByTwo)
Count = Count + ByTwo
elif waiting0 > ByFour:
VBuffRaw = ser.read(ByFour)
Count = Count + ByFour
elif waiting0 > ByEight:
if TRACESread == 2:
VBuffRaw = ser.read(ByEight)
Count = Count + ByEight
else:
VBuffRaw = ser.read(waiting0)
Count = Count + waiting0
else:
VBuffRaw = ser.read(waiting0)
Count = Count + waiting0
# print("Count = ", Count)
# print("Length AB: Raw: ", len(ABuff), len(VBuffRaw))
index = 0
while index < len(VBuffRaw):
ABuff.append(VBuffRaw[index])
index = index + 1
# Count = Count + waiting0
waiting0 = ser.in_waiting
#print("Serial Length:", waiting0)
# time.sleep(Wait)
if Count >= iterCount: # Sample Buffer now full
# print("Count = ", Count, "iterCount = ", iterCount)
break
#print("Frames = ", Frams)
#EndTime = time.time()
#Elapsed = EndTime - StartTime
#print("Elapsed Time = ", Elapsed)
# print("received Bytes = ", Count)
# print("Length: ", len(ABuff))
#
def Get_Dig():
global VBuffA, VBuffB, VBuffC, VBuffD
global ShowC1_V, ShowC2_V, ShowC3_V, ShowC4_V
global LSBsizeA, LSBsizeB, LSBsizeC, LSBsizeD
global LoopBack, LBsb, InterpRate
global MaxSampleRate, SAMPLErate, EnableInterpFilter
global ser, SHOWsamples, TRIGGERsample, TgInput, TimeSpan
global TrigSource, TriggerEdge, TriggerInt, Is_Triggered
global vct_btn, vdt_btn, HoldOff, MinSamples, Interp4Filter
global SaveDig, D0_is_on, D1_is_on, D2_is_on, D3_is_on
global D4_is_on, D5_is_on, D6_is_on, D7_is_on
global DBuff0, DBuff1, DBuff2, DBuff3, DBuff4, DBuff5, DBuff6, DBuff7
global D0line, D1line, D2line, D3line, D4line, D5line, D6line, D7line
SetSampleRate()
Wait = 0.02
#
ser.write(b'0') # capture just dig channels
#
time.sleep(Wait)
ratestring = str(ser.readline())
# print("Raw string ", ratestring)
if "stReal=" in ratestring: #
DTime = ratestring.replace("b'stReal=","")
DTime = DTime.replace("\\\\","")
DTime = DTime.replace("r","")
DTime = DTime.replace("n","")
DTime = DTime.replace("\\","")
DTime = DTime.replace("'","")
# print(DTime, UnitConvert(DTime)/MinSamples)
SampleTime = (UnitConvert(DTime)/MinSamples) * 1.0e-6 # convert to uSec
# set actual samplerate from returned time per sample
MaxSampleRate = SAMPLErate = int((1.0/SampleTime)*InterpRate)
# print("Sample Time: ", SampleTime)
# print("Sample Rate = ", SAMPLErate )
#
iterCount = (MinSamples * 2) # 2 bytes for one channel
#
#StartTime = time.time()
VBuffRaw = []
ABuff = []
time.sleep(Wait)
### Wait to buffer enough samples to satisfy the entire frame
# print("iterCount = ", iterCount)
Count = 0
waiting0 = ser.in_waiting
#print("Serial Length:", waiting0)
while waiting0 >= 1:
# print("Number Bytes waiting = ", waiting0)
# read in chunks divisible by 3
# Read an integer as two bytes, big-endian
time.sleep(0.010)
waiting0 = ser.in_waiting
if waiting0 > MinSamples:
VBuffRaw = ser.read(MinSamples)
Count = Count + MinSamples
elif waiting0 > 324:
VBuffRaw = ser.read(324)
Count = Count + 324
elif waiting0 > 108:
VBuffRaw = ser.read(108)
Count = Count + 108
elif waiting0 > 36:
VBuffRaw = ser.read(36)
Count = Count + 36
else:
VBuffRaw = ser.read(waiting0)
Count = Count + waiting0
# print("Count = ", Count)
# print("Length AB: Raw: ", len(ABuff), len(VBuffRaw))
index = 0
while index < len(VBuffRaw):
ABuff.append(VBuffRaw[index])
index = index + 1
# Count = Count + waiting0
waiting0 = ser.in_waiting
#print("Serial Length:", waiting0)
# time.sleep(Wait)
if Count >= iterCount: # Sample Buffer now full
# print("Count = ", Count, "iterCount = ", iterCount)
break
#
#EndTime = time.time()
#Elapsed = EndTime - StartTime
#print("Elapsed Time = ", Elapsed)
# print("received Bytes = ", Count)
# print("Length: ", len(ABuff))
#
waiting0 = ser.in_waiting
if waiting0 > 0:
# print("Serial Length:", waiting0)
dump = ser.read(waiting0)
#Frams = 0
index = 0
VBuffG = []
# Interpolate
while index < len(ABuff): # build array
pointer = 0
while pointer < InterpRate:
VBuffG.append(ABuff[index])
pointer = pointer + 1
index = index + 1
# Extract Digital buffers if needed
VBuffG = numpy.array(VBuffG) * 1
if SaveDig:
VBuffG = VBuffG.astype(int)
if D0_is_on:
DBuff0 = VBuffG & 1
if D1_is_on:
DBuff1 = VBuffG & 2
DBuff1 = DBuff1 / 2
if D2_is_on:
DBuff2 = VBuffG & 4
DBuff2 = DBuff2 / 4
if D3_is_on:
DBuff3 = VBuffG & 8
DBuff3 = DBuff3 / 8
if D4_is_on:
DBuff4 = VBuffG & 16
DBuff4 = DBuff4 / 16
#
else:
SaveDig = False
DBuff0 = []
DBuff1 = []
DBuff2 = []
DBuff3 = []
DBuff4 = []
DBuff5 = []
DBuff6 = []
DBuff7 = []
#
def Get_Data_One():
global VBuffA, VBuffB, VBuffC, VBuffD, VBuff1
global ShowC1_V, ShowC2_V, ShowC3_V, ShowC4_V
global LSBsizeA, LSBsizeB, LSBsizeC, LSBsizeD
global LoopBack, LBsb, TRACESread, Wait, iterCount
global MaxSampleRate, SAMPLErate, EnableInterpFilter
global ser, SHOWsamples, TRIGGERsample, TgInput, TimeSpan
global TrigSource, TriggerEdge, TriggerInt, Is_Triggered
global vct_btn, vdt_btn, HoldOff, MinSamples, Interp4Filter
global SaveDig, D0_is_on, D1_is_on, D2_is_on, D3_is_on
global D4_is_on, D5_is_on, D6_is_on, D7_is_on
global DBuff0, DBuff1, DBuff2, DBuff3, DBuff4, DBuff5, DBuff6, DBuff7
global D0line, D1line, D2line, D3line, D4line, D5line, D6line, D7line
#
SetSampleRate()
Wait = 0.02
if SAMPLErate <= 4000:
Wait = 0.08
#
if ShowC1_V.get() > 0:
if LoopBack.get() > 0 and LBsb.get() == "CH A":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A1\n') # capture on A1
elif ShowC2_V.get() > 0:
if LoopBack.get() > 0 and LBsb.get() == "CH B":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A4\n') # capture on A2
elif ShowC3_V.get() > 0:
if LoopBack.get() > 0 and LBsb.get() == "CH C":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A5\n') # capture on A3
elif ShowC4_V.get() > 0:
if LoopBack.get() > 0 and LBsb.get() == "CH D":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A6\n') # capture on A4
else:
return
ser.write(b'1') # capture one channel
#
iterCount = (MinSamples * 2) # 2 bytes for one channel
#
Get_Buffer()
#
VBuff1=[]
waiting0 = ser.in_waiting
if waiting0 > 0:
# print("Serial Length:", waiting0)
dump = ser.read(waiting0)
#Frams = 0
index = 0
while index < MinSamples: # len(ABuff)-2:
#Frams = Frams + 1
# Get CH 1 data
inputHigh = ABuff[index]
inputLow = ABuff[index+MinSamples]
data = ((inputHigh*256)+inputLow)
VBuff1.append(data)
index = index + 1
#
VBuffG=[]
#
# Interpolate data samples by 4X
#
index = 0
if ShowC1_V.get() > 0:
VBuffA=[]
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffA.append(float(samp) * LSBsizeA)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffA)
if EnableInterpFilter.get() == 1:
VBuffA = numpy.pad(VBuffA, (4, 0), "edge")
VBuffA = numpy.convolve(VBuffA, Interp4Filter )
VBuffA = VBuffA[4:SHOWsamples+4]
#
elif ShowC2_V.get() > 0:
VBuffB=[]
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffB.append(float(samp) * LSBsizeB)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffB)
if EnableInterpFilter.get() == 1:
VBuffB = numpy.pad(VBuffB, (4, 0), "edge")
VBuffB = numpy.convolve(VBuffB, Interp4Filter )
VBuffB = VBuffB[4:SHOWsamples+4]
#
elif ShowC3_V.get() > 0:
VBuffC=[]
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffC.append(float(samp) * LSBsizeC)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffC)
if EnableInterpFilter.get() == 1:
VBuffC = numpy.pad(VBuffC, (4, 0), "edge")
VBuffC = numpy.convolve(VBuffC, Interp4Filter )
VBuffC = VBuffC[4:SHOWsamples+4]
#
elif ShowC4_V.get() > 0:
VBuffD=[]
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffD.append(float(samp) * LSBsizeD)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffD)
if EnableInterpFilter.get() == 1:
VBuffD = numpy.pad(VBuffD, (4, 0), "edge")
VBuffD = numpy.convolve(VBuffD, Interp4Filter )
VBuffD = VBuffD[4:SHOWsamples+4]
#
else:
return
#
def Get_Data_Two():
global VBuffA, VBuffB, VBuffC, VBuffD, ABuff
global ShowC1_V, ShowC2_V, ShowC3_V, ShowC4_V
global LSBsizeA, LSBsizeB, LSBsizeC, LSBsizeD
global LoopBack, LBsb, Wait, iterCount
global MaxSampleRate, SAMPLErate, EnableInterpFilter
global ser, SHOWsamples, TRIGGERsample, TgInput, TimeSpan
global TrigSource, TriggerEdge, TriggerInt, Is_Triggered
global vct_btn, vdt_btn, HoldOff, MinSamples, Interp4Filter
global SaveDig, D0_is_on, D1_is_on, D2_is_on, D3_is_on
global D4_is_on, D5_is_on, D6_is_on, D7_is_on
global DBuff0, DBuff1, DBuff2, DBuff3, DBuff4, DBuff5, DBuff6, DBuff7
global D0line, D1line, D2line, D3line, D4line, D5line, D6line, D7line
#
SetSampleRate()
Wait = 0.015
if SAMPLErate <= 4000:
Wait = 0.08
### send command to readout data
if ShowC1_V.get() > 0 and ShowC2_V.get() > 0: # capture on A1 and A2
if LoopBack.get() > 0 and LBsb.get() == "CH A":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A1\n')
if LoopBack.get() > 0 and LBsb.get() == "CH B":
ser.write(b'B0\n') # capture on DAC / A0
else:
ser.write(b'B4\n')
elif ShowC1_V.get() > 0 and ShowC3_V.get() > 0: # capture on A1 and A3
if LoopBack.get() > 0 and LBsb.get() == "CH A":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A1\n')
if LoopBack.get() > 0 and LBsb.get() == "CH C":
ser.write(b'B0\n') # capture on DAC / A0
else:
ser.write(b'B5\n')
elif ShowC1_V.get() > 0 and ShowC4_V.get() > 0: # capture on A1 and A4
if LoopBack.get() > 0 and LBsb.get() == "CH A":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A1\n')
if LoopBack.get() > 0 and LBsb.get() == "CH D":
ser.write(b'B0\n') # capture on DAC / A0
else:
ser.write(b'B6\n')
elif ShowC2_V.get() > 0 and ShowC3_V.get() > 0: # capture on A2 and A3
if LoopBack.get() > 0 and LBsb.get() == "CH B":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A4\n')
if LoopBack.get() > 0 and LBsb.get() == "CH C":
ser.write(b'B0\n') # capture on DAC / A0
else:
ser.write(b'B5\n')
elif ShowC2_V.get() > 0 and ShowC4_V.get() > 0: # capture on A2 and A4
if LoopBack.get() > 0 and LBsb.get() == "CH B":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A4\n')
if LoopBack.get() > 0 and LBsb.get() == "CH D":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'B6\n')
elif ShowC3_V.get() > 0 and ShowC4_V.get() > 0: # capture on A3 and A4
if LoopBack.get() > 0 and LBsb.get() == "CH C":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A5\n')
if LoopBack.get() > 0 and LBsb.get() == "CH D":
ser.write(b'B0\n') # capture on DAC / A0
else:
ser.write(b'B6\n')
else:
return
ser.write(b'2') # capture two channels
#
iterCount = (MinSamples * 4) # 4 bytes for two channels
#
Get_Buffer()
#
VBuff1=[]
VBuff2=[]
waiting0 = ser.in_waiting
if waiting0 > 0:
# print("Serial Length:", waiting0)
dump = ser.read(waiting0)
#Frams = 0
index = 0
while index < MinSamples: # len(ABuff)-2:
#Frams = Frams + 1
# Get CH 1 data
inputHigh = ABuff[index]
inputLow = ABuff[index+MinSamples]
data = ((inputHigh*256)+inputLow)
VBuff1.append(data)
index = index + 1
index = index + MinSamples # skip ahead MinSamples
while index < 3 * MinSamples:
# Get CH 2 data
inputHigh = ABuff[index]
inputLow = ABuff[index+MinSamples]
data = ((inputHigh*256)+inputLow)
VBuff2.append(data)
index = index + 1
#
#print("Frames = ", Frams)
#
VBuffG=[]
#
# Interpolate data samples by 4X
#
index = 0
if ShowC1_V.get() > 0 and ShowC2_V.get() > 0: # capture on A and B
VBuffA=[]
VBuffB=[]
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffA.append(float(samp) * LSBsizeA)
samp = VBuff2[index]
VBuffB.append(float(samp) * LSBsizeB)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffA)
if EnableInterpFilter.get() == 1:
VBuffA = numpy.pad(VBuffA, (4, 0), "edge")
VBuffA = numpy.convolve(VBuffA, Interp4Filter )
VBuffB = numpy.pad(VBuffB, (4, 0), "edge")
VBuffB = numpy.convolve(VBuffB, Interp4Filter )
VBuffA = VBuffA[4:SHOWsamples+4]
VBuffB = VBuffB[4:SHOWsamples+4]
#
elif ShowC1_V.get() > 0 and ShowC3_V.get() > 0: # capture on A and C
VBuffA=[]
VBuffC=[]
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffA.append(float(samp) * LSBsizeA)
samp = VBuff2[index]
VBuffC.append(float(samp) * LSBsizeC)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffA)
if EnableInterpFilter.get() == 1:
VBuffA = numpy.pad(VBuffA, (4, 0), "edge")
VBuffA = numpy.convolve(VBuffA, Interp4Filter )
VBuffC = numpy.pad(VBuffC, (4, 0), "edge")
VBuffC = numpy.convolve(VBuffC, Interp4Filter )
VBuffA = VBuffA[4:SHOWsamples+4]
VBuffC = VBuffC[4:SHOWsamples+4]
#
elif ShowC2_V.get() > 0 and ShowC3_V.get() > 0: # capture on B and C
VBuffB=[]
VBuffC=[]
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffB.append(float(samp) * LSBsizeB)
samp = VBuff2[index]
VBuffC.append(float(samp) * LSBsizeC)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffB)
if EnableInterpFilter.get() == 1:
VBuffB = numpy.pad(VBuffB, (4, 0), "edge")
VBuffB = numpy.convolve(VBuffB, Interp4Filter )
VBuffC = numpy.pad(VBuffC, (4, 0), "edge")
VBuffC = numpy.convolve(VBuffC, Interp4Filter )
VBuffB = VBuffB[4:SHOWsamples+4]
VBuffC = VBuffC[4:SHOWsamples+4]
#
elif ShowC1_V.get() > 0 and ShowC4_V.get() > 0: # capture on A and D
VBuffA=[]
VBuffD=[]
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffA.append(float(samp) * LSBsizeA)
samp = VBuff2[index]
VBuffD.append(float(samp) * LSBsizeD)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffA)
if EnableInterpFilter.get() == 1:
VBuffA = numpy.pad(VBuffA, (4, 0), "edge")
VBuffA = numpy.convolve(VBuffA, Interp4Filter )
VBuffD = numpy.pad(VBuffD, (4, 0), "edge")
VBuffD = numpy.convolve(VBuffD, Interp4Filter )
VBuffA = VBuffA[4:SHOWsamples+4]
VBuffD = VBuffD[4:SHOWsamples+4]
#
elif ShowC2_V.get() > 0 and ShowC4_V.get() > 0: # capture on B and D
VBuffB=[]
VBuffD=[]
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffB.append(float(samp) * LSBsizeB)
samp = VBuff2[index]
VBuffD.append(float(samp) * LSBsizeD)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffB)
if EnableInterpFilter.get() == 1:
VBuffB = numpy.pad(VBuffB, (4, 0), "edge")
VBuffB = numpy.convolve(VBuffB, Interp4Filter )
VBuffD = numpy.pad(VBuffD, (4, 0), "edge")
VBuffD = numpy.convolve(VBuffD, Interp4Filter )
VBuffB = VBuffB[4:SHOWsamples+4]
VBuffD = VBuffD[4:SHOWsamples+4]
#
elif ShowC3_V.get() > 0 and ShowC4_V.get() > 0: # capture on C and D
VBuffC=[]
VBuffD=[]
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffC.append(float(samp) * LSBsizeC)
samp = VBuff2[index]
VBuffD.append(float(samp) * LSBsizeD)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffC)
if EnableInterpFilter.get() == 1:
VBuffC = numpy.pad(VBuffC, (4, 0), "edge")
VBuffC = numpy.convolve(VBuffC, Interp4Filter )
VBuffD = numpy.pad(VBuffD, (4, 0), "edge")
VBuffD = numpy.convolve(VBuffD, Interp4Filter )
VBuffC = VBuffC[4:SHOWsamples+4]
VBuffD = VBuffD[4:SHOWsamples+4]
#
else:
return
#
def Get_Data_Three():
global VBuffA, VBuffB, VBuffC, VBuffD, ABuff
global ShowC1_V, ShowC2_V, ShowC3_V, ShowC4_V
global LSBsizeA, LSBsizeB, LSBsizeC
global LoopBack, LBsb, Wait, iterCount
global MaxSampleRate, SAMPLErate, EnableInterpFilter
global ser, SHOWsamples, TRIGGERsample, TgInput, TimeSpan
global TrigSource, TriggerEdge, TriggerInt, Is_Triggered
global vct_btn, vdt_btn, HoldOff, MinSamples, Interp4Filter
global SaveDig, D0_is_on, D1_is_on, D2_is_on, D3_is_on
global D4_is_on, D5_is_on, D6_is_on, D7_is_on
global DBuff0, DBuff1, DBuff2, DBuff3, DBuff4, DBuff5, DBuff6, DBuff7
global D0line, D1line, D2line, D3line, D4line, D5line, D6line, D7line
#
SetSampleRate()
Wait = 0.015
if SAMPLErate <= 4000:
Wait = 0.08
#
# send command to readout data
if ShowC1_V.get() > 0 and ShowC2_V.get() > 0 and ShowC3_V.get() > 0:
# capture on A1 A2 and A3
if LoopBack.get() > 0 and LBsb.get() == "CH A":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A1\n')
if LoopBack.get() > 0 and LBsb.get() == "CH B":
ser.write(b'B0\n') # capture on DAC / A0
else:
ser.write(b'B4\n')
if LoopBack.get() > 0 and LBsb.get() == "CH C":
ser.write(b'C0\n') # capture on DAC / A0
else:
ser.write(b'C5\n')
elif ShowC1_V.get() > 0 and ShowC2_V.get() > 0 and ShowC4_V.get() > 0:
# capture on A1 A2 and A4
if LoopBack.get() > 0 and LBsb.get() == "CH A":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A1\n')
if LoopBack.get() > 0 and LBsb.get() == "CH B":
ser.write(b'B0\n') # capture on DAC / A0
else:
ser.write(b'B4\n')
if LoopBack.get() > 0 and LBsb.get() == "CH D":
ser.write(b'C0\n') # capture on DAC / A0
else:
ser.write(b'C6\n')
elif ShowC2_V.get() > 0 and ShowC3_V.get() > 0 and ShowC4_V.get() > 0:
# capture on A2 A3 and A4
if LoopBack.get() > 0 and LBsb.get() == "CH B":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A4\n')
if LoopBack.get() > 0 and LBsb.get() == "CH C":
ser.write(b'B0\n') # capture on DAC / A0
else:
ser.write(b'B5\n')
if LoopBack.get() > 0 and LBsb.get() == "CH D":
ser.write(b'C0\n') # capture on DAC / A0
else:
ser.write(b'C6\n')
elif ShowC1_V.get() > 0 and ShowC3_V.get() > 0 and ShowC4_V.get() > 0:
# capture on A1 A3 and A4
if LoopBack.get() > 0 and LBsb.get() == "CH A":
ser.write(b'A0\n') # capture on DAC / A0
else:
ser.write(b'A1\n')
if LoopBack.get() > 0 and LBsb.get() == "CH C":
ser.write(b'B0\n') # capture on DAC / A0
else:
ser.write(b'B5\n')
if LoopBack.get() > 0 and LBsb.get() == "CH D":
ser.write(b'C0\n') # capture on DAC / A0
else:
ser.write(b'C6\n')
else:
#print("none of the cases found?")
return
time.sleep(0.015)
ser.write(b'3') # capture three channels
#
iterCount = (MinSamples * 6) # 6 bytes for three channels
#
Get_Buffer()
#
VBuff1=[]
VBuff2=[]
VBuff3=[]
#
waiting0 = ser.in_waiting
if waiting0 > 0:
# print("Serial Length:", waiting0)
dump = ser.read(waiting0)
#Frams = 0
index = 0
while index < MinSamples: # len(ABuff)-2:
#Frams = Frams + 1
# Get CH 1 data
inputHigh = ABuff[index]
inputLow = ABuff[index+MinSamples]
data = ((inputHigh*256)+inputLow)
VBuff1.append(data)
index = index + 1
index = index + MinSamples # skip ahead MinSamples
while index < 3 * MinSamples:
# Get CH 2 data
inputHigh = ABuff[index]
inputLow = ABuff[index+MinSamples]
data = ((inputHigh*256)+inputLow)
VBuff2.append(data)
index = index + 1
index = index + MinSamples # skip ahead MinSamples
while index < 5 * MinSamples:
# Get CH 3 data
inputHigh = ABuff[index]
inputLow = ABuff[index+ MinSamples]
data = ((inputHigh*256)+inputLow)
VBuff3.append(data)
index = index + 1
#
#print("Frames = ", Frams)
#
if ShowC1_V.get() > 0 and ShowC2_V.get() > 0 and ShowC3_V.get() > 0: # capture on A B and C
VBuffA=[]
VBuffB=[]
VBuffC=[]
#
# Interpolate data samples by 4X
#
index = 0
while index < len(VBuff1): # build array
pointer = 0
while pointer < 4:
samp = VBuff1[index]
VBuffA.append(float(samp) * LSBsizeA)
samp = VBuff2[index]
VBuffB.append(float(samp) * LSBsizeB)
samp = VBuff3[index]
VBuffC.append(float(samp) * LSBsizeC)
pointer = pointer + 1
index = index + 1
SHOWsamples = len(VBuffA)
if EnableInterpFilter.get() == 1:
VBuffA = numpy.pad(VBuffA, (4, 0), "edge")
VBuffA = numpy.convolve(VBuffA, Interp4Filter )
VBuffB = numpy.pad(VBuffB, (4, 0), "edge")
VBuffB = numpy.convolve(VBuffB, Interp4Filter )
VBuffC = numpy.pad(VBuffC, (4, 0), "edge")
VBuffC = numpy.convolve(VBuffC, Interp4Filter )
VBuffA = VBuffA[4:SHOWsamples+4]
VBuffB = VBuffB[4:SHOWsamples+4]
VBuffC = VBuffC[4:SHOWsamples+4]
if ShowC1_V.get() > 0 and ShowC2_V.get() > 0 and ShowC4_V.get() > 0: # capture on A B and D
VBuffA=[]
VBuffB=[]
VBuffD=[]
#