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pytec: add configuration getters

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This commit is contained in:
Astro 2020-09-30 23:13:11 +02:00
parent 6e0cf26d6a
commit bfdb64ffd6
2 changed files with 33 additions and 7 deletions
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15
pytec/plot.py
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@ -6,15 +6,19 @@ from pytec.client import Client
TIME_WINDOW = 300.0 TIME_WINDOW = 300.0
tec = Client()
target_temperature = tec.get_pid()[0]['target']
print("Channel 0 target temperature: {:.3f}".format(target_temperature))
class Series: class Series:
def __init__(self, scale=1.0): def __init__(self, conv=lambda x: x):
self.scale = scale self.conv = conv
self.x_data = [] self.x_data = []
self.y_data = [] self.y_data = []
def append(self, x, y): def append(self, x, y):
self.x_data.append(x) self.x_data.append(x)
self.y_data.append(self.scale * y) self.y_data.append(self.conv(y))
def clip(self, min_x): def clip(self, min_x):
drop = 0 drop = 0
@ -25,8 +29,8 @@ class Series:
series = { series = {
'adc': Series(), 'adc': Series(),
'sens': Series(0.0001), 'sens': Series(lambda x: x * 0.0001),
'temperature': Series(), 'temperature': Series(lambda t: t - target_temperature),
'i_set': Series(), 'i_set': Series(),
'pid_output': Series(), 'pid_output': Series(),
'vref': Series(), 'vref': Series(),
@ -55,7 +59,6 @@ def recv_data(tec):
if quit: if quit:
break break
tec = Client()
thread = Thread(target=recv_data, args=(tec,)) thread = Thread(target=recv_data, args=(tec,))
thread.start() thread.start()

23
pytec/pytec/client.py
View File

@ -1,6 +1,8 @@
import socket import socket
import json import json
CHANNELS = 2
class Client: class Client:
def __init__(self, host="192.168.1.26", port=23, timeout=None): def __init__(self, host="192.168.1.26", port=23, timeout=None):
self._socket = socket.create_connection((host, port), timeout) self._socket = socket.create_connection((host, port), timeout)
@ -22,6 +24,27 @@ class Client:
self._lines = self._lines[1:] self._lines = self._lines[1:]
return line return line
def _get_conf(self, topic):
self._command(topic)
result = []
for channel in range(0, CHANNELS):
line = self._read_line()
conf = json.loads(line)
result.append(conf)
return result
def get_pwm(self):
return self._get_conf("pwm")
def get_pid(self):
return self._get_conf("pid")
def get_steinhart_hart(self):
return self._get_conf("s-h")
def get_postfilter(self):
return self._get_conf("postfilter")
def report_mode(self): def report_mode(self):
"""Start reporting measurement values """Start reporting measurement values