Created
October 6, 2015 17:27
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import os | |
import glob | |
import time | |
from stathat import StatHat | |
os.system('modprobe w1-gpio') | |
os.system('modprobe w1-therm') | |
base_dir = '/sys/bus/w1/devices/' | |
device_folder = glob.glob(base_dir + '28*') | |
stathat = StatHat() | |
device_file = [] | |
for folder in device_folder: | |
device_file.append(folder + '/w1_slave') | |
def read_temp_raw(file): | |
f = open(file, 'r') | |
lines = f.readlines() | |
f.close() | |
return lines | |
def read_temp(file): | |
lines = read_temp_raw(file) | |
while lines[0].strip()[-3:] != 'YES': | |
time.sleep(0.2) | |
lines = read_temp_raw(file) | |
equals_pos = lines[1].find('t=') | |
if equals_pos != -1: | |
temp_string = lines[1][equals_pos+2:] | |
temp_c = float(temp_string) / 1000.0 | |
temp_f = temp_c * 9.0 / 5.0 + 32.0 | |
return temp_c, temp_f | |
while True: | |
rad_c, rad_f = read_temp(device_file[0]) | |
amb_c, amb_f = read_temp(device_file[1]) | |
stathat.ez_post_value('XXXX', 'radiator temp', rad_f) | |
stathat.ez_post_value('XXXX', 'ambient temp', amb_f) | |
#print "Radiator is currently %.2f room is current %.2f" % (rad_f, amb_f) | |
time.sleep(5) |
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