127 lines
3.4 KiB
Python
127 lines
3.4 KiB
Python
#!/usr/bin/env python
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import numpy as np
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import os, serial,time,socket,sys,json
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from meas_data import meas_data
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# import the server implementation
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pathname = os.path.dirname(sys.argv[0])
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abspath=os.path.abspath(pathname)
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configfile=abspath+"/config.json"
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cf=open(configfile,"r")
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log_conf=json.load(cf)
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cf.close()
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channel_names=[]
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channel_info={}
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parameter={"device":socket.gethostname(),"mean_count":5,"ring_length":10,"wait":0.5,"sigma":2,"cycle":10,"check_last":0}
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for n in parameter:
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if n in log_conf:
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parameter[n]=log_conf[n]
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# declare adc
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badc=False
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GAIN=1
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if "ads1x15" in log_conf:
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badc=True
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ads_conf=log_conf['ads1x15']
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if "enable" in ads_conf:
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if ads_conf['enable'] == 0:
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badc=False
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bmqtt=False
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if "mqtt" in log_conf:
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bmqtt=True
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lcmq=log_conf['mqtt']
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mbroker=""
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if 'broker' in lcmq:
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mbroker=lcmq['broker']
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else:
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bmqtt=False
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mport=1883
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if 'port' in lcmq:
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mport=lcmq['port']
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if "sqlserver" in log_conf:
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hostname="banana"
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if "host" in log_conf['sqlserver']:
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hostname=log_conf['sqlserver']['host']
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port=24048
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if "port" in log_conf['sqlserver']:
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port=int(log_conf['sqlserver']['port'])
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if badc:
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adc={}
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GAIN=1
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for n in parameter:
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if n in ads_conf:
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parameter[n]=ads_conf[n]
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if "gain" in ads_conf:
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GAIN=ads_conf['gain']
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if "adc" in ads_conf:
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tsl_sigma=parameter['sigma']
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if "sigma" in log_conf['ads1x15']:
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tsl_sigma=int(log_conf['ads1x15']['sigma'])
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if tsl_sigma < 1:
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tsl_sigma=1
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from Adafruit_ADS1x15 import ADS1115
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from Adafruit_ADS1x15 import ADS1015
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adc_count=0
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tadc=ads_conf['adc']
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for x in tadc:
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y=tadc[x]
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adc_address=0x48
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if "address" in y:
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adc_address=int(y['address'],16)
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abc_bus=1
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if "busnum" in y:
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adc_bus=y['busnum']
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adc_type=1015
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if "type" in y:
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adc_type=y['type']
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adc_assigned=False
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if adc_type == 1115:
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try:
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adc[adc_count]=ADS1115(address=adc_address,busnum=adc_bus)
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adc_assigned=True
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except:
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print("could not assign ADC")
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if adc_type == 1015:
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try:
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adc[adc_count]=ADS1015(address=adc_address,busnum=adc_bus)
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adc_assigned=True
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except:
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print("could not assign ADC")
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if adc_assigned:
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for j in range(4):
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cnadc="a"+str(adc_count)+"_"+str(j)
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channel_names.append(cnadc)
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channel_info[cnadc]={"meas_data": meas_data(var_name=cnadc,multiplicator=1,mean_count=parameter['cycle'],store_each_cycle=True,ring_length=parameter['ring_length'],device=parameter['device'],sensor="ads"+str(adc_type),i2c=adc_address,store_file="/home/pi/log/data_ads",sigma=tsl_sigma,check_last=parameter['check_last'])}
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if bmqtt and ("mqtt" in log_conf['ads1x15']):
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channel_info[cnadc]['meas_data'].set_mqtt(broker=mbroker,port=mport)
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if "sqlserver" in log_conf:
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channel_info[cnadc]['meas_data'].set_sql(host=hostname,port=port)
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adc_count=adc_count+1
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else:
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badc=False
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if badc:
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while True:
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for i in adc:
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cname="a"+str(i)+"_{0}"
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for j in range(4):
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channel_info[cname.format(j)]['meas_data'].append(adc[i].read_adc(j,gain=GAIN))
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time.sleep(parameter['wait'])
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# close the client
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print("done")
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