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ShawnHymel/read_temp.py

Created August 6, 2015 15:59
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read_temp.py
import mraa
import time
# I2C Globals
bus = mraa.I2c(1)
bus.address(0x27)
while True:
# Read from sensor
bus.write(bytearray([0]))
ans = bus.read(4)
# Convert temperature to Celsius
temp = (ans[2] << 8) + ans[3]
temp = temp >> 2
temp = (temp * float('1.007e-2')) - 40.0
temp = '{:.1f}'.format(temp)
# Print temperature and sleep for 1 second
print str(temp) + 'C’
time.sleep(1)
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