templog: web/test.py annotate

annotate web/test.py @ 386:f4f0780708d1

- store settings in eeprom - change TICK to 6 secs (and fix timing bug) - measurement memory is used by all sensors - "awake" command - avoid float maths calculating vcc

author	Matt Johnston <matt@ucc.asn.au>
date	Tue, 10 Jul 2012 23:48:09 +0800
parents	83c83014e5e3
children

rev	line source
335 1e22eaf93620 work on web interface Matt Johnston <matt@ucc.asn.au> parents: diff changeset	1 #!/usr/bin/env python
1e22eaf93620 work on web interface Matt Johnston <matt@ucc.asn.au> parents: diff changeset	2 import time
381 83c83014e5e3 report raw ds18b20 values instead Matt Johnston <matt@ucc.asn.au> parents: 335 diff changeset	3 import struct
83c83014e5e3 report raw ds18b20 values instead Matt Johnston <matt@ucc.asn.au> parents: 335 diff changeset	4 import sys
83c83014e5e3 report raw ds18b20 values instead Matt Johnston <matt@ucc.asn.au> parents: 335 diff changeset	5 import binascii
335 1e22eaf93620 work on web interface Matt Johnston <matt@ucc.asn.au> parents: diff changeset	6
381 83c83014e5e3 report raw ds18b20 values instead Matt Johnston <matt@ucc.asn.au> parents: 335 diff changeset	7 def convert_ds18b20_12bit(reading):
83c83014e5e3 report raw ds18b20 values instead Matt Johnston <matt@ucc.asn.au> parents: 335 diff changeset	8 value = struct.unpack('>h', binascii.unhexlify(reading))[0]
83c83014e5e3 report raw ds18b20 values instead Matt Johnston <matt@ucc.asn.au> parents: 335 diff changeset	9 return value * 0.0625
83c83014e5e3 report raw ds18b20 values instead Matt Johnston <matt@ucc.asn.au> parents: 335 diff changeset	10
83c83014e5e3 report raw ds18b20 values instead Matt Johnston <matt@ucc.asn.au> parents: 335 diff changeset	11 if __name__ == '__main__':
83c83014e5e3 report raw ds18b20 values instead Matt Johnston <matt@ucc.asn.au> parents: 335 diff changeset	12 print convert_ds18b20_12bit(sys.argv[1])