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# -*- coding: utf-8 -*-
from time import sleep
import sys
import random
import cloud4rpi
import chip
import ds18b20
# Get the GPIO module here: https://github.com/xtacocorex/CHIP_IO
import CHIP_IO.GPIO as GPIO # pylint: disable=F0401
# Put your device token here. To get the token,
# sign up at https://cloud4rpi.io and create a device.
DEVICE_TOKEN = '__YOUR_DEVICE_TOKEN__'
# Constants
LED_PIN = 'XIO-P0'
DATA_SENDING_INTERVAL = 30 # secs
DIAG_SENDING_INTERVAL = 60 # secs
POLL_INTERVAL = 0.5 # secs
def led_control(value):
GPIO.output(LED_PIN, value)
return GPIO.input(LED_PIN)
GPIO.setup(LED_PIN, GPIO.OUT)
def listen_for_events():
# write your own logic here
result = random.randint(1, 5)
if result == 1:
return 'RING'
if result == 5:
return 'BOOM!'
return 'IDLE'
def main():
# load w1 modules
ds18b20.init_w1()
# Detect DS18B20 temperature sensors.
ds_sensors = ds18b20.DS18b20.find_all()
# Put variable declarations here
# Available types: 'bool', 'numeric', 'string'
variables = {
'Room Temp': {
'type': 'numeric',
'bind': ds_sensors[0] if ds_sensors else None
},
# 'Outside Temp': {
# 'type': 'numeric',
# 'bind': ds_sensors[1]
# },
'LED On': {
'type': 'bool',
'value': False,
'bind': led_control,
},
'CPU Temp': {
'type': 'numeric',
'bind': chip.cpu_temp
},
'STATUS': {
'type': 'string',
'bind': listen_for_events
}
}
# Put system data declarations here
diagnostics = {
'CPU Temp': chip.cpu_temp,
'IP Address': chip.ip_address,
'Host': chip.host_name,
'Operating System': chip.os_name
}
device = cloud4rpi.connect(DEVICE_TOKEN)
device.declare(variables)
device.declare_diag(diagnostics)
device.publish_config()
# adds a 1 second delay to ensure device variables are created
sleep(1)
try:
diag_timer = 0
data_timer = 0
while True:
if data_timer <= 0:
device.publish_data()
data_timer = DATA_SENDING_INTERVAL
if diag_timer <= 0:
device.publish_diag()
diag_timer = DIAG_SENDING_INTERVAL
diag_timer -= POLL_INTERVAL
data_timer -= POLL_INTERVAL
sleep(POLL_INTERVAL)
except KeyboardInterrupt:
cloud4rpi.log.info('Keyboard interrupt received. Stopping...')
except Exception as e:
error = cloud4rpi.get_error_message(e)
cloud4rpi.log.error("ERROR! %s %s", error, sys.exc_info()[0])
sys.exit(1)
finally:
sys.exit(0)
if __name__ == '__main__':
main()