-
Notifications
You must be signed in to change notification settings - Fork 0
/
Node2_Readings2.py
504 lines (423 loc) · 18.6 KB
/
Node2_Readings2.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
import time
import datetime
import json
import os
import logging
from logging.handlers import TimedRotatingFileHandler
import RPi.GPIO as GPIO
import Adafruit_MCP3008
import smtplib
import sys
import socket
import busio
import board
import adafruit_bme680
import adafruit_sgp30
import digitalio
import adafruit_character_lcd.character_lcd as characterlcd
GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)
# LCD Config:
lcd_columns = 16
lcd_rows = 2
lcd_rs = digitalio.DigitalInOut(board.D5)
lcd_en = digitalio.DigitalInOut(board.D6)
lcd_d4 = digitalio.DigitalInOut(board.D12)
lcd_d5 = digitalio.DigitalInOut(board.D16)
lcd_d6 = digitalio.DigitalInOut(board.D20)
lcd_d7 = digitalio.DigitalInOut(board.D21)
lcd_backlight = digitalio.DigitalInOut(board.D4)
red = digitalio.DigitalInOut(board.D13)
green = digitalio.DigitalInOut(board.D19)
blue = digitalio.DigitalInOut(board.D26)
lcd = characterlcd.Character_LCD_RGB(lcd_rs, lcd_en, lcd_d4, lcd_d5, lcd_d6, lcd_d7, lcd_columns, lcd_rows, red, green,
blue, lcd_backlight)
lcd.color = [0, 100, 0] # green color
# Sensors - Protocols initialization
i2c = busio.I2C(board.SCL, board.SDA)
bme680 = adafruit_bme680.Adafruit_BME680_I2C(i2c, debug=False)
sgp30 = adafruit_sgp30.Adafruit_SGP30(i2c)
sgp30.iaq_init()
# Node information
Node_Name = socket.gethostname()
Node_Name = Node_Name.replace(" ", "-")
# Set logging
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)
timeLog = time.strftime("%d-%m-%Y_%H-%M-%S")
timeLog = timeLog.replace(" ", "-")
logDirectory = "/home/pi/NodePrograms/Logs/"
if not os.path.exists(logDirectory):
os.makedirs(logDirectory)
logFilename = logDirectory + Node_Name + "_ReadingsLog_" + timeLog + ".log"
# handler = logging.FileHandler(logFilename)
handler = TimedRotatingFileHandler(logFilename, when="midnight", interval=1)
handler.suffix = "%d-%m-%Y_%H-%M-%S.log".replace(" ", "-")
logger.addHandler(handler)
# set JSON
JSONDirectoryNew = "/home/pi/NodePrograms/JSON_NEW_FILES/"
if not os.path.exists(JSONDirectoryNew):
os.makedirs(JSONDirectoryNew)
# Readings time start
Readings_start = None
Reading_now = None
JSON_dump_timer = None
# Errors
Readings = False
General_Error = False
General_Error_MSG = None
BME680_Error = False
BME680_Error_MSG = None
SGP30_Error = False
SGP30_Error_MSG = None
# BME 680 sensor
BME680_Read = False
BME680_Temperature = None
BME680_Humidity = None
BME680_Gas = None
BME680_Pressure = None
# BME680_Altitude = None
# SGP30 sensor
SGP30_Read = False
SGP30_ECO2 = None
SGP30_TVOC = None
SGP30_ECO2_Baseline = 0x8b80
SGP30_TVOC_Baseline = 0x90c8
SGP30_Baseline_Timer = None
SGP30_Baseline_Now = None
SGP30_Baseline = False
# Method for writing JSON dumps
def writeJSON():
global Data
global General_Error
global General_Error_MSG
try:
if Readings:
Data = {
"Node_Name": Node_Name,
"Date": time.strftime("%d-%m-%Y %H:%M:%S"),
"General_Error": General_Error,
"General_Error_Message": General_Error_MSG if General_Error is True else None,
"Readings": Readings,
"BME680": [
{"BME680_Temperature": BME680_Temperature} if BME680_Read is True else None,
{"BME680_Humidity": BME680_Humidity} if BME680_Read is True else None,
{"BME680_Gas": BME680_Gas} if BME680_Read is True else None,
{"BME680_Pressure": BME680_Pressure} if BME680_Read is True else None,
] if BME680_Read is True else None,
"SGP30": [
{"SGP30_ECO2": SGP30_ECO2} if SGP30_Read is True else None,
{"SGP30_TVOC": SGP30_TVOC} if SGP30_Read is True else None,
{"SGP30_TVOC_Baseline": SGP30_ECO2_Baseline} if SGP30_Read is True else None,
{"SGP30_TVOC_Baseline": SGP30_TVOC_Baseline} if SGP30_Read is True else None,
] if SGP30_Read is True else None,
}
elif not Readings:
Data = {
"Node_Name": Node_Name,
"Date": time.strftime("%d-%m-%Y %H:%M:%S"),
"General_Error": General_Error,
"General_Error_Message": General_Error_MSG if General_Error is True else None,
"Error Data": [
{"BME680_Error": BME680_Error} if BME680_Error is True else None,
{"BME680_Error_MSG": BME680_Error_MSG} if BME680_Error is True else None,
{"SGP30_Error": SGP30_Error} if SGP30_Error is True else None,
{"SGP30_Error_MSG": SGP30_Error_MSG} if SGP30_Error is True else None,
] if BME680_Error or SGP30_Error is True else None
}
logger.info(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "writeJSON" + " : " + "JSON dump")
print(json.dumps(Data))
logger.info(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : " + "writeJSON" + " : " + str(json.dumps(Data)))
JSONFilename = JSONDirectoryNew + Node_Name + "_ReadingsJSON_ " +\
time.strftime("%d-%m-%Y_%H-%M-%S").replace(" ", "-") + ".txt"
with open(JSONFilename, 'w') as outputFile:
json.dump(Data, outputFile)
except Exception as jsonError:
General_Error = True
General_Error_MSG = str(jsonError)
print(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "writeJSON" + " : " + General_Error_MSG)
logger.info(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "writeJSON" + " : " + General_Error_MSG)
finally:
pass
# Method for getting BME 680 sensor readings
def getBME680Data():
global BME680_Error
global BME680_Error_MSG
global BME680_Read
global BME680_Temperature
global BME680_Humidity
global BME680_Gas
global BME680_Pressure
global Readings
try:
time.sleep(0.1)
Readings = True
BME680_Read = True
BME680_Temperature = str(round(bme680.temperature, 5))
BME680_Humidity = str(round(bme680.humidity, 5))
BME680_Gas = str(bme680.gas)
BME680_Pressure = str(round(bme680.pressure, 5))
print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : Reading : " +
"getBME680Data" + " : " + BME680_Temperature + "C : " + BME680_Humidity + "% : " + BME680_Gas + "ohm : " +
BME680_Pressure + "hPA")
logger.info(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : Reading : " + "getBME680Data" +
" : " + BME680_Temperature + "C : " + BME680_Humidity + "% : " + BME680_Gas + "ohm : " +
BME680_Pressure + "hPa")
lcd.clear()
lcd.color = [0, 100, 0] # green color
lcd.message = BME680_Temperature[:4] + "C - " + BME680_Humidity[:4] + "%\n" + time.strftime("%d-%m-%Y %H:%M:%S")
except Exception as bme680error:
lcd.clear()
lcd.color = [100, 0, 0] # red color
lcd.message = "Error!!!\nR-getBME680Data"
Readings = False
BME680_Read = False
BME680_Error = True
BME680_Error_MSG = str(bme680error)
print(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "getBME680Data" + " : " + BME680_Error_MSG)
logger.info(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "getBME680Data" + " : " + BME680_Error_MSG)
finally:
pass
# Method for getting TSL 2591 sensor readings
def getSGP30Data():
global SGP30_Error
global SGP30_Error_MSG
global SGP30_Read
global SGP30_ECO2
global SGP30_TVOC
global SGP30_ECO2_Baseline
global SGP30_TVOC_Baseline
global Readings
try:
time.sleep(0.1)
Readings = True
SGP30_Read = True
SGP30_ECO2 = str(sgp30.eCO2)
SGP30_TVOC = str(sgp30.TVOC)
SGP30_ECO2_Baseline = sgp30.baseline_eCO2
SGP30_TVOC_Baseline = sgp30.baseline_TVOC
print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : Reading : " + "getSGP30Data" + " : " +
"eCO2: " + SGP30_ECO2 + " - TVOC :" + SGP30_TVOC +
" - SGP30_ECO2_Baseline: 0x%x - SGP30_TVOC_Baseline: 0x%x" % (SGP30_ECO2_Baseline, SGP30_TVOC_Baseline))
logger.info(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : Reading : " + "getSGP30Data" + " : " +
"eCO2: " + SGP30_ECO2 + " - TVOC :" + SGP30_TVOC +
" - SGP30_ECO2_Baseline: 0x%x - SGP30_TVOC_Baseline: 0x%x" % (SGP30_ECO2_Baseline,
SGP30_TVOC_Baseline))
lcd.clear()
lcd.color = [0, 100, 0] # green color
lcd.message = SGP30_ECO2 + "CO2-" + SGP30_TVOC + "TVOC\n" + time.strftime("%d-%m-%Y %H:%M:%S")
except Exception as sgp30error:
lcd.clear()
lcd.color = [100, 0, 0] # red color
lcd.message = "Error!!!\nR-getSGP30Data"
Readings = False
SGP30_Read = False
SGP30_Error = True
SGP30_Error_MSG = str(sgp30error)
print(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "getSGP30Data" + " : " + SGP30_Error_MSG)
logger.info(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "getSGP30Data" + " : " + SGP30_Error_MSG)
finally:
pass
# Method for zeroing values
def zeroValues():
global Readings
global General_Error
global General_Error_MSG
global BME680_Error
global BME680_Error_MSG
global SGP30_Error
global SGP30_Error_MSG
global BME680_Read
global BME680_Temperature
global BME680_Humidity
global BME680_Gas
global SGP30_Read
global SGP30_ECO2
global SGP30_TVOC
global SGP30_ECO2_Baseline
global SGP30_TVOC_Baseline
try:
Readings = False
General_Error = False
General_Error_MSG = None
BME680_Error = False
BME680_Error_MSG = None
SGP30_Error = False
SGP30_Error_MSG = None
BME680_Read = False
BME680_Temperature = None
BME680_Humidity = None
BME680_Gas = None
SGP30_Read = False
SGP30_ECO2 = None
SGP30_TVOC = None
SGP30_ECO2_Baseline = None
SGP30_TVOC_Baseline = None
Data.clear()
print(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : " + "zeroValues" + " : " + "Zeroing values...")
logger.info(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : " + "zeroValues" + " : " + "Zeroing values...")
except Exception as zeroValuesError:
lcd.clear()
lcd.color = [100, 0, 0] # red color
lcd.message = "Error!!!\nR-zeroValues"
General_Error = True
General_Error_MSG = str(zeroValuesError)
print(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "zeroValues" + " : " + General_Error_MSG)
logger.info(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "zeroValues" + " : " + General_Error_MSG)
finally:
pass
# Method for reading SGP30 baseline from file
def setSGPBaseline():
global General_Error
global General_Error_MSG
global SGP30_Baseline
global SGP30_ECO2_Baseline
global SGP30_TVOC_Baseline
global sgp30
try:
with open('/home/pi/NodePrograms/SGP30Baselines.json', 'r') as SGP30B:
baseline = json.load(SGP30B)
SGP30_ECO2_Baseline = int(baseline["SGP30_ECO2_Baseline"], 16)
SGP30_TVOC_Baseline = int(baseline["SGP30_TVOC_Baseline"], 16)
print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Setting" + " : " +
"Setting SGP30 baselines - " + baseline["SGP30_ECO2_Baseline"] + ", " + baseline["SGP30_TVOC_Baseline"])
logger.info(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Setting" + " : " +
"Setting SGP30 baselines - " + baseline["SGP30_ECO2_Baseline"] + ", " +
baseline["SGP30_TVOC_Baseline"])
sgp30.set_iaq_baseline(SGP30_ECO2_Baseline, SGP30_TVOC_Baseline)
except Exception as getSGPBaselineError:
SGP30_Baseline = False
sgp30.set_iaq_baseline(SGP30_ECO2_Baseline, SGP30_TVOC_Baseline)
lcd.clear()
lcd.color = [100, 0, 0] # red color
lcd.message = "Error!!!\nR-setSGPBaseline"
General_Error = True
General_Error_MSG = str(getSGPBaselineError)
print(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "setSGPBaseline" + " : " + General_Error_MSG)
logger.info(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "setSGPBaseline" + " : " + General_Error_MSG)
# Method for saving SGP30 Baseline to file
def saveSGP30Baseline():
global BaselineData
global SGP30_ECO2_Baseline
global SGP30_TVOC_Baseline
global General_Error
global General_Error_MSG
try:
if SGP30_ECO2_Baseline is not None:
BaselineData = {
"Node_Name": Node_Name,
"Date": time.strftime("%d-%m-%Y %H:%M:%S"),
"SGP30_ECO2_Baseline": hex(SGP30_ECO2_Baseline),
"SGP30_TVOC_Baseline": hex(SGP30_TVOC_Baseline)
}
with open('/home/pi/NodePrograms/SGP30Baselines.json', 'w') as outputFile2:
json.dump(BaselineData, outputFile2)
logger.info(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " +
"Saving" + " : " + "Saving baselines for SGP30")
print(json.dumps(BaselineData))
logger.info(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : " + "Saving" + " : " + str(json.dumps(BaselineData)))
except Exception as saveSGP30BaselineError:
lcd.clear()
lcd.color = [100, 0, 0] # red color
lcd.message = "Error!!!\nR-saveSGP30Baseline"
General_Error = True
General_Error_MSG = str(saveSGP30BaselineError)
print(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "saveSGP30Baseline" + " : " + General_Error_MSG)
logger.info(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : ERROR : " + "saveSGP30Baseline" + " : " + General_Error_MSG)
# Main
try:
Data = {}
BaselineData = {}
Data.clear()
BaselineData.clear()
print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Main" + " : " + "Program started")
logger.info(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Main" + " : " + "Program started")
setSGPBaseline()
while True:
if Readings_start is None:
Readings_start = time.time()
if SGP30_Baseline_Timer is None:
SGP30_Baseline_Timer = time.time()
print(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : " + "Main" + " : " + "Getting BME680 readings!!")
getBME680Data()
time.sleep(2)
print(Node_Name + " : " + time.strftime(
"%d-%m-%Y %H:%M:%S") + " : " + "Main" + " : " + "Getting SGP30 readings!!")
getSGP30Data()
time.sleep(2)
Readings_now = time.time()
SGP30_Baseline_now = time.time()
if General_Error or BME680_Error or SGP30_Error:
lcd.clear()
lcd.color = [100, 0, 0] # red color
lcd.message = "JSON error dump\n" + time.strftime("%d-%m-%Y %H:%M:%S")
print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Main" + " : " +
"Json error dump!!")
writeJSON()
time.sleep(1)
if (SGP30_Baseline_now - SGP30_Baseline_Timer > 1800) and \
((SGP30_ECO2_Baseline or SGP30_TVOC_Baseline) is not None):
lcd.clear()
lcd.color = [50, 0, 50] # purple color
lcd.message = "Storing baseline\n" + time.strftime("%d-%m-%Y %H:%M:%S")
print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Main" + " : " + "Setting" +
" - SGP30_ECO2_Baseline: 0x%x - SGP30_TVOC_Baseline: 0x%x" %
(SGP30_ECO2_Baseline, SGP30_TVOC_Baseline))
logger.info(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Main" +
" : " + "Setting" + " - SGP30_ECO2_Baseline: 0x%x - SGP30_TVOC_Baseline: 0x%x" %
(SGP30_ECO2_Baseline, SGP30_TVOC_Baseline))
sgp30.set_iaq_baseline(SGP30_ECO2_Baseline, SGP30_TVOC_Baseline)
SGP30_Baseline_Timer = None
time.sleep(1)
if (Readings_now - Readings_start > 90) and Readings:
print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Main" + " : " + "Json dump!!")
lcd.clear()
lcd.color = [50, 0, 50] # purple color
lcd.message = "JSON dump\n" + time.strftime("%d-%m-%Y %H:%M:%S")
writeJSON()
Data.clear()
saveSGP30Baseline()
BaselineData.clear()
Readings_start = None
time.sleep(1)
# print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Main" + ":" + "Zeroing values!!")
# zeroValues()
if Readings_start is not None:
print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Main" + " : " + "JSON timer = " +
str(Readings_now - Readings_start)[:6] + " seconds")
if SGP30_Baseline_Timer is not None:
print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : " + "Main" + " : " + "Baseline timer = "
+ str(SGP30_Baseline_now - SGP30_Baseline_Timer)[:6] + " seconds")
print("*******************************")
time.sleep(1)
except Exception as mainError:
lcd.clear()
lcd.color = [100, 0, 0] # red color
lcd.message = "Error!!!\nR-MainProgram"
General_Error = True
General_Error_MSG = str(mainError)
print(Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : ERROR : " + "Main" + " : " + General_Error_MSG)
logger.info(
Node_Name + " : " + time.strftime("%d-%m-%Y %H:%M:%S") + " : ERROR : " + "Main" + " : " + General_Error_MSG)
finally:
lcd.color = [0, 0, 0]
lcd.clear()
lcd.display = False
GPIO.cleanup()