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