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FMC ADC 100M 14b 4cha - Testing
Commit 24a36d92 authored by Matthieu Cattin's avatar Matthieu Cattin
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test28: choose adc input params before awg params.

parent c9145287
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test/fmcadc100m14b4cha/python/test28.py
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......@@ -86,8 +86,6 @@ ACQ_TIMEOUT = 10000 # ms
# Input waveform
SINE_MIN_FREQ = 10E3 # Hz
SINE_MAX_FREQ = 1E6 # Hz
SINE_MIN_AMPL = 0.05 # Vpeak
SINE_MAX_AMPL = 5.0 # Vpeak
# DMA
DMA_MAX_ITEMS = 128 # items
......@@ -300,7 +298,7 @@ def get_acq_data(carrier, fmc, samples, pre_trig_samples, nb_shots, in_range, ve
#######################################
#pre_trig_samples += 100
samples += 1000
#samples += 1000
######################################
if nb_shots == 1:
......@@ -428,34 +426,60 @@ def main (default_directory='.'):
awg = Agilent33250A(device=awg_tty[0], bauds=AWG_BAUD)
box = CCalibr_box(box_tty[0])
fmc.testpat_dis() # Disable adc test pattern (just in case)
fmc.test_data_dis() # Disable test data to ddr (just in case)
########################################################################
# Clear DDR
########################################################################
t1 = time.time()
clear_ddr(carrier, True)
t2 = time.time()
print "elapsed time: %.2f seconds\n" % (t2-t1)
# Building input sine wave
sine_freq = SINE_MIN_FREQ + ((SINE_MAX_FREQ-SINE_MIN_FREQ)*rdm.random())
sine_ampl = SINE_MIN_AMPL + ((SINE_MAX_AMPL-SINE_MIN_AMPL)*rdm.random())
#sine_offset = (SINE_MAX_AMPL-sine_ampl)*rdm.random()
sine_offset = 0
print("Input sine wave => Frequency: %3.3fMHz, Amplitude: %2.3fVp, Offset: %2.3fV"%(sine_freq/1E6, sine_ampl, sine_offset))
# Configure AWG with sine wave
set_awg(awg, sine_freq, sine_ampl, sine_offset, True)
########################################################################
# Set adc params
########################################################################
# Choose input termination randomly
adc_term = rdm.choice(['ON', 'OFF'])
print("Input termination: %s"%adc_term)
# Find best input range given the sine wave amplitude
adc_range = get_best_input_range(sine_ampl, adc_term, True)
# Choose input range randomly
adc_range = rdm.choice(['10V', '1V', '100mV'])
print("Input range: %s"%adc_range)
# Configure ADC analogue input
set_adc_input(fmc, adc_term, adc_range, True)
adc_offset = sine_offset
adc_offset = 0
set_adc_offset(fmc, adc_offset, True)
########################################################################
# Set awg params
########################################################################
# Building input sine wave
sine_freq = SINE_MIN_FREQ + ((SINE_MAX_FREQ-SINE_MIN_FREQ)*rdm.random())
sine_min_ampl = 0.1 * (RANGES[adc_range]/2) # 10% full scale
sine_max_ampl = 0.9 * (RANGES[adc_range]/2) # 90% full scale
if adc_term == 'ON':
sine_min_ampl *= 2
sine_max_ampl *= 2
sine_ampl = sine_min_ampl + ((sine_max_ampl-sine_min_ampl)*rdm.random())
#sine_offset = (sine_max_ampl-sine_ampl)*rdm.random()
sine_offset = 0
print("Input sine wave => Frequency: %3.3fMHz, Amplitude: %2.3fVp, Offset: %2.3fV"%(sine_freq/1E6, sine_ampl, sine_offset))
# Configure AWG with sine wave
set_awg(awg, sine_freq, sine_ampl, sine_offset, True)
########################################################################
# Set acquisition params
########################################################################
# Configure trigger
trig_hw_sel = 1 # external
trig_hw_pol = 0 # rising
......@@ -475,15 +499,15 @@ def main (default_directory='.'):
acq_samples = rdm.randrange(acq_min_samples, MULTISHOT_MAX_SIZE+1)
acq_nb_shots = rdm.randrange(1, (MEMORY_SIZE/acq_samples)+1)
else:
#!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
# Can't use all available memory on-board.
# Bad memory management in my Python program...
#!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
#acq_samples = rdm.randrange(acq_min_samples, MEMORY_SIZE+1)
acq_samples = rdm.randrange(acq_min_samples, (MEMORY_SIZE/4)+1)
acq_samples = rdm.randrange(acq_min_samples, (MEMORY_SIZE/10)+1)
acq_nb_shots = 1
print("Final number of samples: %d"%acq_samples)
#####################################
#acq_samples = 100000
#####################################
# Choose the trigger position randomly
acq_pre_trig_samples = rdm.randrange(0, acq_samples+1)
acq_post_trig_samples = acq_samples - acq_pre_trig_samples
......@@ -492,11 +516,21 @@ def main (default_directory='.'):
acq_decim_factor = 1
set_acq(fmc, acq_nb_shots, acq_pre_trig_samples, acq_post_trig_samples, acq_decim_factor, True)
########################################################################
# Set box params
########################################################################
# Connect AWG to one channel
channel = 1
box.select_output_ch(channel)
time.sleep(BOX_SET_SLEEP)
########################################################################
# Make acqusisition
########################################################################
# Make acquisition
make_acq(fmc, True)
......@@ -505,33 +539,14 @@ def main (default_directory='.'):
print("Number of retrieved samples: %d"%(len(acq_data)/4))
# Plot data
plot_all(acq_data, max(acq_data))
sys.exit()
# Configuration
acq_config(fmc)
error = 0
# All inputs in calibration mode
for i in range(1, NB_CHANNELS+1):
fmc.set_input_range(i, "CAL")
# Disable test pattern (just in case)
fmc.testpat_dis()
# Acquire and read channels
print("Acquire and read all channels.")
acq_data = acq_channels(fmc, carrier)
print("Read done.")
acq_data_mean = acq_mean(acq_data)
for i in range(len(acq_data_mean)):
print "ADC channel %d mean value:%d" % (i+1, acq_data_mean[i])
# Reset offset DACs
fmc.dc_offset_reset()
time.sleep(DAC_SET_SLEEP)
......
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