From 135103408c2210cb31eb715bc66c4d5fd50d1e07 Mon Sep 17 00:00:00 2001
From: su530201 <olivier.kaufmann@umons.ac.be>
Date: Fri, 23 Jun 2023 17:04:53 +0200
Subject: [PATCH] Adds a first version of DPS5005
---
.../abstract_hardware_components.py | 1 +
ohmpi/hardware_components/pwr_dps5005.py | 17 +++++++++--
.../raspberry_pi_modbus.py | 30 ++++++++++++-------
ohmpi/hardware_system.py | 9 ++++--
4 files changed, 41 insertions(+), 16 deletions(-)
diff --git a/ohmpi/hardware_components/abstract_hardware_components.py b/ohmpi/hardware_components/abstract_hardware_components.py
index 83746c6c..629cd53a 100644
--- a/ohmpi/hardware_components/abstract_hardware_components.py
+++ b/ohmpi/hardware_components/abstract_hardware_components.py
@@ -55,6 +55,7 @@ class PwrAbstract(ABC):
self._current_max = kwargs.pop('current_max', 0.)
self._voltage_min = kwargs.pop('voltage_min', 0.)
self._voltage_max = kwargs.pop('voltage_max', 0.)
+ self.ctl = kwargs.pop('ctl', None)
@property
@abstractmethod
diff --git a/ohmpi/hardware_components/pwr_dps5005.py b/ohmpi/hardware_components/pwr_dps5005.py
index 0ba8bfa8..4aa1a9f6 100644
--- a/ohmpi/hardware_components/pwr_dps5005.py
+++ b/ohmpi/hardware_components/pwr_dps5005.py
@@ -2,19 +2,30 @@ from ohmpi.hardware_components.abstract_hardware_components import PwrAbstract
from ohmpi.config import HARDWARE_CONFIG
import importlib
import numpy as np
+import minimalmodbus # noqa
import os
-ctl_name = HARDWARE_CONFIG['ctl'].pop('board_name', 'raspberry_pi_modbus')
+CTL_CONFIG = HARDWARE_CONFIG['ctl']
+ctl_name = CTL_CONFIG.pop('board_name', 'raspberry_pi_modbus')
ctl_module = importlib.import_module(f'ohmpi.hardware_components.{ctl_name}')
+CTL_CONFIG['baudrate'] = CTL_CONFIG.pop('baudrate', 9600)
+CTL_CONFIG['bitesize'] = CTL_CONFIG.pop('bitesize', 8)
+CTL_CONFIG['timeout'] = CTL_CONFIG.pop('timeout', 1)
+CTL_CONFIG['debug'] = CTL_CONFIG.pop('debug', False)
+CTL_CONFIG['parity'] = CTL_CONFIG.pop('parity', 'N')
+CTL_CONFIG['mode'] = CTL_CONFIG.pop('mode', minimalmodbus.MODE_RTU)
+CTL_CONFIG['port'] = CTL_CONFIG.pop('port', '/dev/ttyUSB0')
+CTL_CONFIG['slave_address'] = CTL_CONFIG.pop('slave_address', 1)
+
class Pwr(PwrAbstract):
def __init__(self, **kwargs):
kwargs.update({'board_name': os.path.basename(__file__).rstrip('.py')})
voltage = kwargs.pop('voltage', 12.)
super().__init__(**kwargs)
+ # if a controller is passed in kwargs, it will be instantiated
if self.ctl is None:
- self.ctl = ctl_module.Ctl()
- self.ctl.bus.configure_modbus()
+ self.ctl = ctl_module.Ctl(**CTL_CONFIG)
self.voltage_adjustable = True
self._voltage = voltage
self._current_adjustable = False
diff --git a/ohmpi/hardware_components/raspberry_pi_modbus.py b/ohmpi/hardware_components/raspberry_pi_modbus.py
index 7bfc0ddd..4c540544 100644
--- a/ohmpi/hardware_components/raspberry_pi_modbus.py
+++ b/ohmpi/hardware_components/raspberry_pi_modbus.py
@@ -1,4 +1,5 @@
from ohmpi.hardware_components import CtlAbstract
+from ohmpi.config import HARDWARE_CONFIG
import board # noqa
import busio # noqa
import os
@@ -7,12 +8,28 @@ from gpiozero import CPUTemperature # noqa
import minimalmodbus # noqa
+
class Ctl(CtlAbstract):
def __init__(self, **kwargs):
kwargs.update({'board_name': os.path.basename(__file__).rstrip('.py')})
+ baudrate = kwargs.pop('baudrate', 9600)
+ bitesize = kwargs.pop('bitesize', 8)
+ timeout = kwargs.pop('timeout', 1)
+ debug = kwargs.pop('debug', False)
+ parity = kwargs.pop('parity', 'N')
+ mode = kwargs.pop('mode', minimalmodbus.MODE_RTU)
+ port = kwargs.pop('port', '/dev/ttyUSB0')
+ slave_address = kwargs.pop('slave_address', 1)
+ port = kwargs.pop('port', '/dev/ttyUSB0')
+ slave_address = kwargs.pop('slave_address', 1)
super().__init__(**kwargs)
- self.bus = minimalmodbus.Instrument(port='/dev/ttyUSB0', slaveaddress=1) # port name, address (decimal)
- self.configure_modbus() # TODO: check if this works on init
+ self.bus = minimalmodbus.Instrument(port=port, slaveaddress=slave_address) # port name, address (decimal)
+ self.bus.serial.baudrate = baudrate # Baud rate 9600 as listed in doc
+ self.bus.serial.bytesize = bitesize #
+ self.bus.serial.timeout = timeout # greater than 0.5 for it to work
+ self.bus.debug = debug #
+ self.bus.serial.parity = parity # No parity
+ self.bus.mode = mode # RTU mode
platform, on_pi = get_platform()
assert on_pi
self.board_name = platform
@@ -22,12 +39,3 @@ class Ctl(CtlAbstract):
@property
def _cpu_temp(self):
return CPUTemperature().temperature
-
- def configure_modbus(self, baudrate=9600, bitesize=8, timeout=1, debug=False, parity='N',
- mode=minimalmodbus.MODE_RTU):
- self.bus.serial.baudrate = baudrate # Baud rate 9600 as listed in doc
- self.bus.serial.bytesize = bitesize #
- self.bus.serial.timeout = timeout # greater than 0.5 for it to work
- self.bus.debug = debug #
- self.bus.serial.parity = parity # No parity
- self.bus.mode = mode # RTU mode
\ No newline at end of file
diff --git a/ohmpi/hardware_system.py b/ohmpi/hardware_system.py
index 9c3db9d8..e61738b9 100644
--- a/ohmpi/hardware_system.py
+++ b/ohmpi/hardware_system.py
@@ -77,8 +77,13 @@ class OhmPiHardware:
'soh_logger': self.soh_logger})
self.rx = kwargs.pop('rx', rx_module.Rx(**HARDWARE_CONFIG['rx']))
HARDWARE_CONFIG['pwr'].pop('model')
- HARDWARE_CONFIG['pwr'].update(**HARDWARE_CONFIG['pwr'])
- HARDWARE_CONFIG['pwr'].update({'ctl': self.ctl})
+ HARDWARE_CONFIG['pwr'].update(**HARDWARE_CONFIG['pwr']) # NOTE: Explain why this is needed or delete me
+ HARDWARE_CONFIG['pwr'].update({'ctl': HARDWARE_CONFIG['pwr'].pop('ctl', self.ctl)})
+ if isinstance(HARDWARE_CONFIG['pwr']['ctl'], dict):
+ ctl_mod = HARDWARE_CONFIG['pwr']['ctl'].pop('model', self.ctl)
+ if isinstance(ctl_mod, str):
+ ctl_mod = importlib.import_module(f'ohmpi.hardware_components.{ctl_mod}')
+ HARDWARE_CONFIG['pwr']['ctl'] = ctl_mod.Ctl(**HARDWARE_CONFIG['pwr']['ctl'])
HARDWARE_CONFIG['pwr'].update({'exec_logger': self.exec_logger, 'data_logger': self.data_logger,
'soh_logger': self.soh_logger})
self.pwr = kwargs.pop('pwr', pwr_module.Pwr(**HARDWARE_CONFIG['pwr']))
--
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