Problem with comparison.
/Designs/Measuring_instruments/ISMS01A/SW/ISMS_read.py |
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0,0 → 1,113 |
#!/usr/bin/python |
#uncomment for debbug purposes |
#import logging |
#logging.basicConfig(level=logging.DEBUG) |
import time |
import datetime |
import sys |
import os |
from pymlab import config |
from mlabutils import ejson |
parser = ejson.Parser() |
#### Script Arguments ############################################### |
if len(sys.argv) != 3: |
sys.stderr.write("Invalid number of arguments.\n") |
sys.stderr.write("Usage: %s PORT_ADDRESS CONFIG_FILE\n" % (sys.argv[0], )) |
sys.exit(1) |
port = eval(sys.argv[1]) |
value = parser.parse_file(sys.argv[2]) |
path = value['data_path'] |
interval = value['raw_sample_interval'] |
stationName = value['origin'] |
if (interval<5) or (interval>3600): |
sys.stderr.write("Invalid sample interval arguments.\n") |
sys.stderr.write("The interval has to be in the range from 5 to 3600 seconds\n") |
sys.exit(2) |
#### Sensor Configuration ########################################### |
cfg = config.Config( |
i2c = { |
"port": port, |
}, |
bus = [ |
{ |
"name": "current_sensor1", |
"type": "vcai2c01", |
"address": 0x68, |
}, |
{ |
"name": "current_sensor2", |
"type": "vcai2c01", |
"address": 0x6a, |
}, |
], |
) |
cfg.initialize() |
sys.stdout.write("Current loop sensor example \r\n") |
sys.stdout.write("Time, channel #1, channel #2, channel #3 , channel #4, channel #5 \r\n") |
sensor1 = cfg.get_device("current_sensor1") |
sensor2 = cfg.get_device("current_sensor2") |
#time.sleep(0.5) |
#### Data Logging ################################################### |
try: |
before = time.time()-interval |
while True: |
filename = path + time.strftime("%Y%m%d%H", time.gmtime()) +"_"+ stationName + "_data.csv" |
now = time.time() |
if (now - before >= interval - 2.5): # 0.5*5 channels= 2.5s |
with open(filename, "a") as f: |
sensor1.setADC(channel = 1, gain = 1, sample_rate = 3.75); |
time.sleep(0.5) |
channel1 = sensor1.readCurrent(); |
sensor1.setADC(channel = 2, gain = 1, sample_rate = 3.75); |
time.sleep(0.5) |
channel2 = sensor1.readCurrent(); |
sensor1.setADC(channel = 3, gain = 1, sample_rate = 3.75); |
time.sleep(0.5) |
channel3 = sensor1.readCurrent(); |
sensor1.setADC(channel = 4, gain = 1, sample_rate = 3.75); |
time.sleep(0.5) |
channel4 = sensor1.readCurrent(); |
sensor2.setADC(channel = 1, gain = 1, sample_rate = 3.75); |
time.sleep(0.5) |
channel5 = sensor2.readCurrent(); |
sys.stdout.write("%s \t %0.3f \t %0.3f \t %0.3f \t %0.3f \t %0.3f \n" % (datetime.datetime.now().isoformat(), channel1, channel2, channel3, channel4, channel5)) |
f.write("%d\t%0.3f\t%0.3f\t%0.3f\t%0.3f\t%0.3f\n" % (time.time(), channel1, channel2, channel3, channel4, channel5)) |
f.flush() |
sys.stdout.flush() |
before = time.time() |
else: |
time.sleep(0.1) |
except KeyboardInterrupt: |
f.close() |
sys.exit(0) |
Property changes: |
Added: svn:executable |
+* |
\ No newline at end of property |