Rev Author Line No. Line
4939 kaklik 1 #!/usr/bin/python
2 import hid
3 import time
4945 kaklik 4 import datetime
4939 kaklik 5 from time import sleep
6 import os, sys
7  
4945 kaklik 8 from mlabutils import ejson
4939 kaklik 9  
4945 kaklik 10 parser = ejson.Parser()
4939 kaklik 11  
4945 kaklik 12 #### Script Arguments ###############################################
4939 kaklik 13  
4945 kaklik 14 if len(sys.argv) != 2:
15 sys.stderr.write("Invalid number of arguments.\n")
16 sys.stderr.write("Usage: %s CONFIG_FILE\n" % (sys.argv[0], ))
17 sys.exit(1)
4939 kaklik 18  
4945 kaklik 19 value = parser.parse_file(sys.argv[1])
20 path = value['data_path']
21 stationName = value['origin']
4939 kaklik 22  
4945 kaklik 23 def main():
4939 kaklik 24  
4945 kaklik 25 while True:
4939 kaklik 26  
4945 kaklik 27 print "Opening device"
28 h = hid.device()
29 h.open(0x10C4, 0xEA90)
4939 kaklik 30  
4945 kaklik 31 print "Manufacturer: %s" % h.get_manufacturer_string()
32 print "Product: %s" % h.get_product_string()
33 print "Serial No: %s" % h.get_serial_number_string()
34  
35 h.write([0x02, 0b00000110, 0x00, 0x00, 0x00]) # setup io pin direction
36 sleep( 1.00 )
37  
38 response = h.get_feature_report(0x03,2)
39 previous_inputs = response[1]
40  
4939 kaklik 41 try:
42  
43 while True:
4945 kaklik 44 response = h.get_feature_report(0x03,2)
45 inputs = response[1]
46  
4939 kaklik 47 print bin(inputs)
4945 kaklik 48  
49 now = datetime.datetime.now()
4946 kaklik 50 filename = path + time.strftime("%Y%m%d%H", time.gmtime())+"0000_"+stationName+"_meta.csv"
4945 kaklik 51  
52 if not os.path.exists(filename):
53 with open(filename, "a") as f:
54 f.write('#timestamp,IO_state \n')
55 f.write("%.1f,%s\n" % (time.time(), hex(inputs)))
56  
57 if (previous_inputs != inputs):
58 with open(filename, "a") as f:
59 f.write("%.1f,%s\n" % (time.time(), hex(inputs)))
60 previous_inputs = inputs
61  
4939 kaklik 62 if not (inputs & 0b00000001) and (0b00000001):
4945 kaklik 63 h.write([0x04, 0x00, 0xFF])
64 time.sleep(0.8)
65 h.write([0x04, 0xFF, 0xFF])
66 time.sleep(0.5)
4939 kaklik 67  
68 time.sleep(0.5)
69  
70 except IOError, ex:
71 print ex
72  
73 except KeyboardInterrupt:
74 print "Closing device"
75 h.close()
4945 kaklik 76 exit()
4939 kaklik 77  
78 print "Done"
79  
80  
81 if __name__ == "__main__":
82 main()