Multi-SNICS_Interlock/Listen2Arduino.py

#!/usr/bin/python
import serial
import os

ser = serial.Serial('/dev/ttyACM0', 9600, timeout=1)
ser.reset_input_buffer()

outFile = "/home/pi02/data.txt"

cmd='curl -s -XPOST "http://fsunuc.physics.fsu.edu:8086/write?db=interlock" --data-binary @/home/pi02/data.txt'

OPEN = 0
CLOSED = 1

input_normal= [
   OPEN, 	#// Reset switch
   CLOSED,	  #// Emergency source trip switch
   CLOSED,	#// Cage door contact
   CLOSED, #// Fume hood flow switch
   OPEN,	  #// Vacuum condition - gnd
   CLOSED,	#// Tritium monitor
   OPEN,	  #// UNUSED
   CLOSED,	#// Power failure
   CLOSED,	#// Coolant flow - gnd
   OPEN,	  #// Vacuum condition - mid
   OPEN,	  #// UNUSED
   CLOSED,	#// Coolant flow - high
   OPEN, 	#// Smoke detector - high
   OPEN,	  #// UNUSED
   OPEN,	  #// UNUSED
   OPEN	  #// UNUSED   
]

in_txt = [ "Reset Button",
           "Emergency Switch",
           "Cage Door Open",
           "Fume Hood Flow",
           "Vacuum Gauge 2",
           "Tritium Monitor",
           "error: port map",
           "Bldg Power Fail",
           "Coolant Flow 2",
           "Vacuum Gauge 1",
           "error: port map",
           "Coolant Flow 1",
           "Smoke at Source",
           "error: port map",
           "error: port map",
           "error: port map",
           ""]

while True:
   if ser.in_waiting > 0:
      line = ser.readline().decode('utf-8').rstrip()

      list = []
      components = line.split(';')
      format_value = {}

      for component in components:
         parts = component.strip().split(': ')
         if len(parts) == 2:
            key, valueUnit = parts
            part2 = valueUnit.split(' ')
            if len(part2) == 2:
               value, unit = part2
               if value == "ovf" :
                  value = 99999
               format_value[key] = value
            else:
               format_value[key] = valueUnit
         else:
            list.append(component)

      # print(line)

      # for key, value in format_value.items():
      #    print(f"{key} value={value}")

      with open(outFile, "w") as file:
         for key, value in format_value.items():
            file.write(f"{key} value={value}\n")
            if key == "State" :
               if value == "0" or value == "1":
                  file.write(f"preaccl value=1\n")
                  file.write(f"valve1 value=1\n")
                  file.write(f"valve2 value=1\n")
                  file.write(f"hv value=1\n")
                  file.write(f"boiler value=1\n")
                  file.write(f"ion value=1\n")
               if value == "2":
                  file.write(f"preaccl value=0\n")
                  file.write(f"valve1 value=1\n")
                  file.write(f"valve2 value=1\n")
                  file.write(f"hv value=0\n")
                  file.write(f"boiler value=1\n")
                  file.write(f"ion value=1\n")
               if value == "3":
                  file.write(f"preaccl value=0\n")
                  file.write(f"valve1 value=0\n")
                  file.write(f"valve2 value=0\n")
                  file.write(f"hv value=0\n")
                  file.write(f"boiler value=1\n")
                  file.write(f"ion value=0\n")
               if value == "4":
                  file.write(f"preaccl value=0\n")
                  file.write(f"valve1 value=0\n")
                  file.write(f"valve2 value=0\n")
                  file.write(f"hv value=0\n")
                  file.write(f"boiler value=0\n")
                  file.write(f"ion value=0\n")
         
         for i in range(16):
            if int(list[i]) != input_normal[i]:
               file.write(f"#{i}--{in_txt[i]}\n")

      os.system(cmd)