def trigger_analog_input(self, port='ai2', samples=2, rate=100.0, edge_selection='R'):
'''
Using PFI to Trigger an Analog Input Acquisition
in port = AI port to read, 2 by default
edge_selection = Rising by default
out data = read data
'''
daq = NiDAQlib.trigger_analog_input('{}/{}'.format(self.dev, port), int(samples), float(rate), edge_selection)
data = NiDAQlib.read_analog_io_Diff(daq, int(samples))
NiDAQlib.disconnect(daq)
return data
def read_analog_io_Diff(self, port1='ai2', samples=2, rate=100.0):
'''
Reading analog input port, differential mode (DIFF)
in port = AI port to read, 2 by default
samples = The number of samples, per channel, to read. 2 by default.
out data = read data
'''
daq = NiDAQlib.connect_analog_io_port_Diff('{}/{}'.format(self.dev, port1), int(samples), float(rate))
data = NiDAQlib.read_analog_io_Diff(daq, int(samples))
NiDAQlib.disconnect(daq)
return data