HydroBot/hydrobot-software Files · hydrobot_sensor_sim.py

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1dd55863f684 712 B text/x-python Show Annotation Show as Raw Download as Raw

matthewreed

Added exception handling for database connection error

import time
import random
from canard import can, bus
from canard.hw import socketcan
from canard.file import jsondb

parser = jsondb.JsonDbParser()
b = parser.parse('hydrobot_can.json')

dev = socketcan.SocketCanDev("can1")
dev.start()

temp = 65.5
humid = 0.90
press = 100

while True:
    
    temp = max(0x00, min(0xFF, random.randint(-1, 1)/2 + temp))
    humid = max(0x00, min(0xFF, random.randint(-1, 1)/100 + humid))
    press = max(0x00, min(0xFF, random.randint(-1, 1) + press))
    
    print(b.AirTemp.Temperature.value)
    
    b.AirTemp.Temperature.value = temp
    b.AirTemp.Humidity.value = humid
    b.AirTemp.Pressure.value = press
    
    dev.send(b.AirTemp.encode())
    
    time.sleep(1)