mirror of
https://github.com/janishutz/BiogasControllerApp.git
synced 2025-11-25 05:44:23 +00:00
e24f501bf5
Features: - Added a new settings page - Laid out some backend stuff to integrate some new features - prepared backend to include an option to have the previous values also displayed when updating them both screens where you may change configuration of the microcontroller
74 lines
1.9 KiB
Python
74 lines
1.9 KiB
Python
import serial
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import struct
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import bin.lib.comport_search
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"""@package docstring
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This package can communicate with a microcontroller"""
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coms = bin.lib.comport_search.ComportService()
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class Com:
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def __init__(self):
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self.xr = ""
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self.output = ""
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self.str_input = ""
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self.str_get_input = ""
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self.xs = ""
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self.__comport = '/dev/ttyUSB0'
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def connect(self, baudrate, special_port):
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try:
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self.__comport = coms.get_comport(special_port)
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except:
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pass
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self.ser = serial.Serial(self.__comport, baudrate=baudrate, timeout=5)
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def quitcom(self):
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try:
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self.ser.close()
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except:
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pass
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def receive(self, amount_bytes):
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self.xr = self.ser.read(amount_bytes)
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return self.xr
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def decode_ascii(self, value):
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try:
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self.output = value.decode()
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except:
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self.output = "Error"
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return self.output
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def check_value(self, value_check, checked_value):
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if value_check == checked_value:
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return 1
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else:
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return 0
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def decode_int(self, value):
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self.i = int(value, base = 16)
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return self.i
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def decode_float(self, value):
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self.fs = str(value, 'ascii') + '00'
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self.f = struct.unpack('>f', bytes.fromhex(self.fs))
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return str(self.f[0])
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def decode_float_2(self, value):
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self.fs = str(value, 'ascii') + '0000'
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self.f = struct.unpack('>f', bytes.fromhex(self.fs))
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return str(self.f[0])
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def get_input(self):
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self.str_get_input = input("please enter a character to send: ")
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return self.str_get_input
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def send(self, str_input):
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self.xs = str_input.encode()
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self.ser.write(self.xs)
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def send_float(self, float_input):
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ba = bytearray(struct.pack('>f', float_input))
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self.ser.write(ba[0:3])
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