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e45aa19e dsorber
import sys
import time

import smbus

class TMP512(object):

def __init__(self, address):
self.bus = smbus.SMBus(1)
self.address = address

def _reverse16(self, value):
""" A quick hack method for reversing byte order for a 16 bit value """
str_val = '%04X' % value
new_val = str_val[2:4] + str_val[0:2]
return int(new_val, 16)

def read_reg(self, reg):
raw = self.bus.read_word_data(self.address, reg)
return self._reverse16(raw)

def device_id(self):
return '0x%04X' % self.read_reg(0x1F)

def local_temp(self):
return self.read_reg(0x08)


def main():

temp1 = TMP512(0x5c)
print '0x%04X' % temp1.read_reg(0x00)
print temp1.device_id()
print '0x%04X' % temp1.local_temp()

# bus = smbus.SMBus(1)
# address = 0x5c
# # 2 digits at 9ma sink
# # bus.write_byte_data(self.address, 0x00, 0x35)
# print '0x%02X' % bus.read_word_data(address, 0x00)
# print '0x%02X' % bus.read_word_data(address, 0x1F)


if __name__ == '__main__':
sys.exit(main())