mirror of https://github.com/m-labs/artiq
move korad_ka3005p out of tree (#887)
parent
73d6078883
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4c1fb0c2a1
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@ -1,152 +0,0 @@
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# Written by Joe Britton, 2016
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import logging
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import asyncio
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import asyncserial
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logger = logging.getLogger(__name__)
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class UnexpectedResponse(Exception):
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pass
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class KoradKA3005P:
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"""The Korad KA3005P is a 1-channel programmable power supply
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(0-30V/0-5A) with both USB/serial and RS232 connectivity.
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All amplitudes are in volts.
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All currents are in amperes.
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"""
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# Serial interface gleaned from the following.
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# https://github.com/starforgelabs/py-korad-serial
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# https://sigrok.org/wiki/Korad_KAxxxxP_series
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def __init__(self, serial_dev):
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if serial_dev is None:
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self.simulation = True
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else:
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self.simulation = False
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self.port = asyncserial.AsyncSerial(serial_dev, baudrate=9600)
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def close(self):
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"""Close the serial port."""
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if not self.simulation:
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self.port.close()
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async def _ser_read(self, fixed_length=None):
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""" strings returned by firmware are zero-terminated or fixed length
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"""
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r = ""
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if self.simulation:
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logger.info("simulation _ser_read()")
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else:
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c = (await self.port.read(1)).decode()
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r = c
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while len(c) > 0 and ord(c) != 0 and not len(r) == fixed_length:
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c = (await self.port.read(1)).decode().rstrip('\0')
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r += c
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logger.debug("_read %s: ", r)
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return r
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async def _ser_write(self, cmd):
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if self.simulation:
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logger.info("simulation _ser_write(\"%s\")", cmd)
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else:
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logger.debug("_ser_write(\"%s\")", cmd)
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await asyncio.sleep(0.1)
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await self.port.write(cmd.encode("ascii"))
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async def setup(self):
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"""Configure in known state."""
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await self.set_output(False)
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await self.set_v(0)
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await self.set_ovp(False)
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await self.set_i(0)
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await self.set_ocp(False)
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async def get_id(self):
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"""Request identification from device.
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"""
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if self.simulation:
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return "KORADKA3005PV2.0"
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await self._ser_write("*IDN?")
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return await self._ser_read()
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async def set_output(self, b):
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"""Enable/disable the power output.
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"""
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if b:
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await self._ser_write("OUT1")
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else:
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await self._ser_write("OUT0")
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async def set_v(self, v):
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"""Set the maximum output voltage."""
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await self._ser_write("VSET1:{0:05.2f}".format(v))
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async def get_v(self):
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"""Request the voltage as set by the user."""
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await self._ser_write("VSET1?")
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return float(await self._ser_read(fixed_length=5))
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async def measure_v(self):
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"""Request the actual voltage output."""
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await self._ser_write("VOUT1?")
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return float(await self._ser_read(fixed_length=5))
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async def set_ovp(self, b):
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"""Enable/disable the "Over Voltage Protection", the PS will switch off the
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output when the voltage rises above the actual level."""
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if b:
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await self._ser_write("OVP1")
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else:
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await self._ser_write("OVP0")
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async def set_i(self, v):
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"""Set the maximum output current."""
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await self._ser_write("ISET1:{0:05.3f}".format(v))
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async def get_i(self):
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"""Request the current as set by the user. """
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# Expected behavior of ISET1? is to return 5 bytes.
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# However, if *IDN? has been previously called, ISET1? replies
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# with a sixth byte 'K' which should be discarded. For consistency,
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# always call *IDN? before calling ISET1?.
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self.get_id()
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await self._ser_write("ISET1?")
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r = (await self._ser_read(fixed_length=6)).rstrip('K')
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return float(r)
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async def measure_i(self):
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"""Request the actual output current."""
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await self._ser_write("IOUT1?")
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r = await self._ser_read(fixed_length=5)
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if r[0] == "K":
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r = r[1:-1]
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return float(r)
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async def set_ocp(self, b):
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"""Enable/disable the "Over Current Protection", the PS will switch off
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the output when the current rises above the actual level."""
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if b:
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await self._ser_write("OCP1")
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else:
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await self._ser_write("OCP0")
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async def ping(self):
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"""Check if device is responding."""
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if self.simulation:
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return True
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try:
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id = await self.get_id()
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except asyncio.CancelledError:
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raise
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except:
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return False
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if id == "KORADKA3005PV2.0":
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logger.debug("ping successful")
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return True
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else:
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return False
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@ -1,54 +0,0 @@
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#!/usr/bin/env python3
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# Written by Joe Britton, 2016
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import argparse
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import logging
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import sys
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import asyncio
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import os
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from artiq.devices.korad_ka3005p.driver import KoradKA3005P
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from artiq.protocols.pc_rpc import simple_server_loop
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from artiq.tools import *
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logger = logging.getLogger(__name__)
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def get_argparser():
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parser = argparse.ArgumentParser(
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description="ARTIQ controller for the Korad KA3005P programmable DC power supply")
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simple_network_args(parser, 3256)
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parser.add_argument(
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"-d", "--device", default=None,
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help="serial port.")
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parser.add_argument(
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"--simulation", action="store_true",
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help="Put the driver in simulation mode, even if --device is used.")
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add_common_args(parser)
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return parser
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def main():
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args = get_argparser().parse_args()
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init_logger(args)
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if os.name == "nt":
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asyncio.set_event_loop(asyncio.ProactorEventLoop())
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if not args.simulation and args.device is None:
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print("You need to specify either --simulation or -d/--device "
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"argument. Use --help for more information.")
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sys.exit(1)
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dev = KoradKA3005P(args.device if not args.simulation else None)
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asyncio.get_event_loop().run_until_complete(dev.setup())
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try:
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simple_server_loop(
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{"korad_ka3005p": dev}, bind_address_from_args(args), args.port)
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finally:
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dev.close()
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if __name__ == "__main__":
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main()
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@ -10,7 +10,7 @@ class TestFrontends(unittest.TestCase):
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# Skip tests for GUI programs on headless CI environments.
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commands = {
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"aqctl": [
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"corelog", "korad_ka3005p", "lda", "novatech409b",
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"corelog", "lda", "novatech409b",
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"thorlabs_tcube"
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],
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"artiq": [
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@ -1,38 +0,0 @@
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import sys
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import unittest
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from artiq.test.hardware_testbench import GenericControllerCase, ControllerCase
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class GenericKoradKA3005PTest:
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def test_parameters_readback(self):
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# check device ID baked into firmware
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ids = self.driver.get_id()
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self.assertEqual(ids, "KORADKA3005PV2.0")
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class TestKoradKA3005P(GenericKoradKA3005PTest, ControllerCase):
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def setUp(self):
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ControllerCase.setUp(self)
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self.start_controller("koradka3005p")
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self.driver = self.device_mgr.get("koradka3005p")
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class TestKoradKA3005P(GenericKoradKA3005PTest, GenericControllerCase):
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def get_device_db(self):
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return {
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"korad_ka3005p": {
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"type": "controller",
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"host": "::1",
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"port": 3256,
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"command": (sys.executable.replace("\\", "\\\\")
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+ " -m artiq.frontend.aqctl_korad_ka3005p "
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+ "-p {port} --simulation")
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}
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}
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def setUp(self):
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GenericControllerCase.setUp(self)
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self.start_controller("korad_ka3005p")
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self.driver = self.device_mgr.get("korad_ka3005p")
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@ -46,22 +46,6 @@ You can choose the LDA model with the ``-P`` parameter. The default is LDA-102.
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:ref: artiq.frontend.aqctl_lda.get_argparser
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:prog: aqctl_lda
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Korad KA3005P
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-------------
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Driver
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++++++
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.. automodule:: artiq.devices.korad_ka3005p.driver
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:members:
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Controller
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++++++++++
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.. argparse::
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:ref: artiq.frontend.aqctl_korad_ka3005p.get_argparser
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:prog: aqctl_korad_ka3005p
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Novatech 409B
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-------------
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1
setup.py
1
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@ -37,7 +37,6 @@ console_scripts = [
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"artiq_flash = artiq.frontend.artiq_flash:main",
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"aqctl_corelog = artiq.frontend.aqctl_corelog:main",
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"aqctl_korad_ka3005p = artiq.frontend.aqctl_korad_ka3005p:main",
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"aqctl_lda = artiq.frontend.aqctl_lda:main",
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"aqctl_novatech409b = artiq.frontend.aqctl_novatech409b:main",
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"aqctl_thorlabs_tcube = artiq.frontend.aqctl_thorlabs_tcube:main",
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