Python Oscilloscope.set_calibration_frequencyの例

コード例 #1

ファイル: test_cal_freq.py プロジェクト: pldestefa/Hantek6022API

#!/usr/bin/python3

from PyHT6022.LibUsbScope import Oscilloscope
import time
import sys

sample_rate_index = 1
voltage_range = 1
cal_freq = int(sys.argv[1])

# skip first samples due to unstable xfer

scope = Oscilloscope()
scope.setup()
scope.open_handle()
scope.set_sample_rate(sample_rate_index)
scope.set_ch1_voltage_range(voltage_range)
print(scope.set_calibration_frequency(cal_freq))

コード例 #2

ファイル: scopevis.py プロジェクト: litospain/Hantek6022API

sample_rate_index = 1
voltage_range = 0x01
cal_freq = 10

# skip first samples due to unstable xfer
skip = 2 * 0x400 
data_points = skip + 20 * 0x400

scope = Oscilloscope()
scope.setup()
scope.open_handle()
scope.set_sample_rate(sample_rate_index)
scope.set_ch1_voltage_range(voltage_range)
scope.set_ch1_ac_dc( scope.DC )
scope.set_calibration_frequency( cal_freq )

time.sleep( 1 )

ch1_data, _ = scope.read_data(data_points)#,raw=True)#timeout=1)

voltage_data = scope.scale_read_data(ch1_data[skip:], voltage_range)
timing_data, _ = scope.convert_sampling_rate_to_measurement_times(data_points-skip, sample_rate_index)
scope.close_handle()

if len(timing_data) != len(voltage_data):
    w = sys.stderr.write
    w('data lengths differ!\n')
    w(str([(s,len(eval(s+'_data')))for s in 'timing voltage'.split()]))
    w('\n')
    exit(1)