Rev 3453 Rev 3598
1 #!/usr/bin/python 1 #!/usr/bin/python
2   2  
3 # Python driver for MLAB ALTIMET01A module with HMC5888L Magnetometer sensor wrapper class 3 # Python example utility for MLAB ALTIMET01A testing bed with DPI145.
4   4  
5 import time 5 import time
6 import datetime 6 import datetime
7 import sys 7 import sys
8 import serial 8 import serial
9   9  
10 from pymlab import config 10 from pymlab import config
11   11  
12   12  
13 #### Script Arguments ############################################### 13 #### Script Arguments ###############################################
14   14  
15 if len(sys.argv) != 2: 15 if len(sys.argv) != 2:
16 sys.stderr.write("Invalid number of arguments.\n") 16 sys.stderr.write("Invalid number of arguments.\n")
17 sys.stderr.write("Usage: %s #I2CPORT\n" % (sys.argv[0], )) 17 sys.stderr.write("Usage: %s #I2CPORT\n" % (sys.argv[0], ))
18 sys.exit(1) 18 sys.exit(1)
19   19  
20 port = eval(sys.argv[1]) 20 port = eval(sys.argv[1])
21   21  
22   22  
23 #### Sensor Configuration ########################################### 23 #### Sensor Configuration ###########################################
24   24  
25 cfg = config.Config( 25 cfg = config.Config(
26 port = port, 26 port = port,
27 bus = [ 27 bus = [
28 { 28 {
29 "type": "i2chub", 29 "type": "i2chub",
30 "address": 0x72, 30 "address": 0x72,
31 31
32 "children": [ 32 "children": [
33 { 33 {
34 "type": "i2chub", 34 "type": "i2chub",
35 "address": 0x70, 35 "address": 0x70,
36 "channel": 3, 36 "channel": 3,
37 "children": [ 37 "children": [
38 {"name": "altimet1", "type": "altimet01" , "channel": 0, }, 38 {"name": "altimet1", "type": "altimet01" , "channel": 0, },
39 {"name": "altimet2", "type": "altimet01" , "channel": 3, }, 39 {"name": "altimet2", "type": "altimet01" , "channel": 3, },
40 {"name": "altimet3", "type": "altimet01" , "channel": 4, }, 40 {"name": "altimet3", "type": "altimet01" , "channel": 4, },
41 {"name": "altimet4", "type": "altimet01" , "channel": 5, }, 41 {"name": "altimet4", "type": "altimet01" , "channel": 5, },
42 {"name": "altimet5", "type": "altimet01" , "channel": 6, }, 42 {"name": "altimet5", "type": "altimet01" , "channel": 6, },
43 {"name": "altimet6", "type": "altimet01" , "channel": 7, }, 43 {"name": "altimet6", "type": "altimet01" , "channel": 7, },
44 ], 44 ],
45 }, 45 },
46 {"name": "altimet8", "type": "altimet01" , "channel": 6, }, 46 {"name": "altimet8", "type": "altimet01" , "channel": 6, },
47 ], 47 ],
48 }, 48 },
49   49  
50 # { 50 # {
51 # "type": "i2chub", 51 # "type": "i2chub",
52 # "address": 0x72, 52 # "address": 0x72,
53 # "children": [ 53 # "children": [
54 # {"name": "altimet", "type": "altimet01" , "channel": 6, }, 54 # {"name": "altimet", "type": "altimet01" , "channel": 6, },
55 # ], 55 # ],
56 # }, 56 # },
57   57  
58   58  
59 ], 59 ],
60 ) 60 )
61 cfg.initialize() 61 cfg.initialize()
62   62  
63 gauge1 = cfg.get_device("altimet1") 63 gauge1 = cfg.get_device("altimet1")
64 gauge2 = cfg.get_device("altimet2") 64 gauge2 = cfg.get_device("altimet2")
65 gauge3 = cfg.get_device("altimet3") 65 gauge3 = cfg.get_device("altimet3")
66 gauge4 = cfg.get_device("altimet4") 66 gauge4 = cfg.get_device("altimet4")
67 gauge5 = cfg.get_device("altimet5") 67 gauge5 = cfg.get_device("altimet5")
68 gauge6 = cfg.get_device("altimet6") 68 gauge6 = cfg.get_device("altimet6")
69   69  
70 gauge8 = cfg.get_device("altimet8") 70 gauge8 = cfg.get_device("altimet8")
71 time.sleep(0.5) 71 time.sleep(0.5)
72   72  
73 #### Data Logging ################################################### 73 #### Data Logging ###################################################
74   74  
75 sys.stdout.write("ALTIMET data acquisition system started \n") 75 sys.stdout.write("ALTIMET data acquisition system started \n")
76 ser = serial.Serial('/dev/ttyUSB0', 9600, timeout=1) 76 ser = serial.Serial('/dev/ttyUSB0', 9600, timeout=1)
77   77  
78 try: 78 try:
79 with open("temperature.log", "a") as f: 79 with open("temperature.log", "a") as f:
80 while True: 80 while True:
81 sys.stdout.write("Start measurement now? [ENTER]") 81 sys.stdout.write("Start measurement now? [ENTER]")
82 sys.stdin.readline() 82 sys.stdin.readline()
83   83  
84 ser.write(':DISP?\n') 84 ser.write(':DISP?\n')
85 Prefstart = eval(ser.readline(100)) 85 Prefstart = eval(ser.readline(100))
86   86  
87 gauge1.route() 87 gauge1.route()
88 (t1, p1) = gauge1.get_tp() 88 (t1, p1) = gauge1.get_tp()
89 gauge2.route() 89 gauge2.route()
90 (t2, p2) = gauge2.get_tp() 90 (t2, p2) = gauge2.get_tp()
91 gauge3.route() 91 gauge3.route()
92 (t3, p3) = gauge3.get_tp() 92 (t3, p3) = gauge3.get_tp()
93 gauge4.route() 93 gauge4.route()
94 (t4, p4) = gauge4.get_tp() 94 (t4, p4) = gauge4.get_tp()
95 gauge5.route() 95 gauge5.route()
96 (t5, p5) = gauge5.get_tp() 96 (t5, p5) = gauge5.get_tp()
97 gauge6.route() 97 gauge6.route()
98 (t6, p6) = gauge6.get_tp() 98 (t6, p6) = gauge6.get_tp()
99 # gauge7.route() 99 # gauge7.route()
100 # (t7, p7) = gauge7.get_tp() 100 # (t7, p7) = gauge7.get_tp()
101 gauge8.route() 101 gauge8.route()
102 (t8, p8) = gauge8.get_tp() 102 (t8, p8) = gauge8.get_tp()
103   103  
104 ser.write(':DISP?\n') 104 ser.write(':DISP?\n')
105 Prefstop = eval(ser.readline(100)) 105 Prefstop = eval(ser.readline(100))
106   106  
107 sys.stdout.write(" Temperature: %.2f %.2f %.2f %.2f %.2f %.2f %.2f Pressure: %d %d %d %d %d %d %d %s %s Note: " % (t1, t2, t3, t4, t5, t6, t8, p1, p2, p3, p4, p5, p6, p8, Prefstart, Prefstop )) 107 sys.stdout.write(" Temperature: %.2f %.2f %.2f %.2f %.2f %.2f %.2f Pressure: %d %d %d %d %d %d %d %s %s Note: " % (t1, t2, t3, t4, t5, t6, t8, p1, p2, p3, p4, p5, p6, p8, Prefstart, Prefstop ))
108 note = sys.stdin.readline() 108 note = sys.stdin.readline()
109 f.write("%d\t%s\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%d\t%d\t%d\t%d\t%d\t%d\t%d\t%s\t%s\t%s\n" % (time.time(), datetime.datetime.now().isoformat(),t1, t2, t3, t4, t5, t6, t8, p1, p2, p3, p4, p5, p6, p8, Prefstart, Prefstop, note, )) 109 f.write("%d\t%s\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%d\t%d\t%d\t%d\t%d\t%d\t%d\t%s\t%s\t%s\n" % (time.time(), datetime.datetime.now().isoformat(),t1, t2, t3, t4, t5, t6, t8, p1, p2, p3, p4, p5, p6, p8, Prefstart, Prefstop, note, ))
110 sys.stdout.flush() 110 sys.stdout.flush()
111 # time.sleep(0.5) 111 # time.sleep(0.5)
112 112
113 except KeyboardInterrupt: 113 except KeyboardInterrupt:
114 ser.close() 114 ser.close()
115 sys.exit(0) 115 sys.exit(0)
116   116