from serial_controllers import AgilentU12xxxDmm

dmm = AgilentU12xxxDmm('COM9') #<-- Remember to change the port
## Not sure which port name to type in?
## Try this script! -> https://github.com/mjablons1/scpi-hw-discovery
dmm.initialize()

primary_reading, primary_unit = dmm.get_input(1)
secondary_reading, secondary_unit = dmm.get_input(2)

print(f' CH1_READING:{primary_reading} {primary_unit}\n CH2_READING:{secondary_reading} {secondary_unit}\n')
dmm.finalize() # releases serial resource

from serial_controllers import Tti2ChPsu
from time import sleep

psu = Tti2ChPsu('COM10') #<-- Remember to change the port
## Not sure which port name to type in?
## Try this script! -> https://github.com/mjablons1/scpi-hw-discovery
psu.initialize()

psu.set_output(1, voltage=1.2, current=0.01)
psu.set_output(2, voltage=2.2, current=0.02)

psu.engage_output((1, 2)) # engages output on channel 1 and 2 after user approval
sleep(2)

psu.disengage_output(1) # disengages only output 1 (output 2 remains engaged)
sleep(2)

psu.engage_output(2, seek_permission=False) # after this only channel 2 will be engaged and without user approval!
sleep(2)

volts, v_unit, current, i_unit = psu.get_input(2)
print(f'Reading:{volts}{v_unit} and {current}{i_unit}\n')

psu.set_output(2, voltage=3, current=0.03) # WARNING!: You can manipulate levels on engaged output.

psu.disengage_output() # this immediately shuts down all engaged channels simultaneously
psu.finalize() # releases serial resource