def main():
# How often to sample the ADS [sec]
sampling = 0.5
# Create an array of LEDs
meter = led.meter([26, 12, 16, 20, 21], 13000, 15000)
# Create the ADS
sensor = ads1115.ADS1115()
# Loop forever and display the results
try:
while True:
light = sensor.read_adc(0)
meter.display(light)
except KeyboardInterrupt:
print("Exit!", file=sys.stderr)
meter.off()
def main():
# How often to sample the BME [sec]
sampling = 0.5
try:
# create an AF_INET, STREAM socket (TCP)
udp = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
except socket.error as msg:
print("Failed to create socket: {:s}".format(msg[1]), file=sys.stderr)
sys.exit()
# Create an array of LEDs
meter = led.meter([26, 12, 16, 20, 21], min_value=21, max_value=24)
# Create the ADS
sensor = ads1115.ADS1115()
# Loop forever and display the results
while True:
try:
light = sensor.read_adc(0)
temperature, pressure, humidity = bme280.readBME280All()
meter.display(temperature)
print("{:s},{:2.4f},{:4.4f},{:2.4f},{:d}".format(
datetime.datetime.utcnow().strftime('%Y,%m,%d,%H,%M,%S.%f'),
temperature, pressure, humidity, light))
# Send data to the server
msg = "{:d},{:f}".format(udp_user, temperature)
udp.sendto(bytes(msg, 'utf-8'), (udp_host, udp_port))
# Pause to set our sampling rate
time.sleep(sampling)
except KeyboardInterrupt:
print("Exit!", file=sys.stderr)
meter.off()
sys.exit()
except socket.error as msg:
print("Server Error: {:s}".format(msg[1]), file=sys.stderr)
def main():
# How often to sample the BME [sec]
sampling = 0.5
# Create an array of LEDs
meter = led.meter([26, 12, 16, 20, 21], min_value=21, max_value=24)
# Create the ADS
sensor = ads1115.ADS1115()
# Loop forever and display the results
try:
while True:
light = sensor.read_adc(0)
temperature, pressure, humidity = bme280.readBME280All()
meter.display(temperature)
print("{:s},{:2.4f},{:4.4f},{:2.4f},{:d}".format(
datetime.utcnow().strftime('%Y,%m,%d,%H,%M,%S.%f'),
temperature, pressure, humidity, light))
except KeyboardInterrupt:
print("Exit!", file=sys.stderr)
meter.off()
def __init__(self, i2c):
self.i2c = i2c
self.adc = ads1115.ADS1115(i2c)
self.heating_pin = Pin(PIN_HEATING_NO2, Pin.OUT)
self.red_val = 0
self.ox_val = 0
from machine import I2C
from machine import Pin
import time
import ads1115
i2c = I2C(scl=Pin(5), sda=Pin(4), freq=100000)
sensor = ads1115.ADS1115(i2c)
time.sleep_ms(500)
while True:
# print(sensor.read())
print(sensor.read(4, 0))
time.sleep_ms(20)
# Live plotting ADC ADS1115's readings
import numpy as np
import matplotlib.pyplot as plt
import matplotlib.animation as animation
import sys
sys.path.append('../week3')
import ads1115
fig, ax = plt.subplots()
line, = ax.plot(np.random.rand(10))
ax.set_ylim(0, 1)
length = 100
sensor = ads1115.ADS1115()
D = []
def update(data):
print data
D.append(data)
while len(D) > length:
D.pop(0)
line.set_xdata(range(0, len(D)))
line.set_ydata(D)
return line,
def data_gen():
#while True:
#yield np.random.rand(10)
global settings_flag
settings_flag = 0
spi = spidev.SpiDev()
spi.open(0, 0)
spi.max_speed_hz = 100000
spi.mode = 0b00
hv = MCP4725.MCP4725(address=0x60)
sv = MCP4725.MCP4725(address=0x61)
bme = BME280(t_mode=BME280_OSAMPLE_8,
p_mode=BME280_OSAMPLE_8,
h_mode=BME280_OSAMPLE_8)
pm = pmsensor.Honeywell()
adxl = adxl345.ADXL345()
ads = ads1115.ADS1115()
node1 = serial.Serial(port='/dev/rfcomm0', baudrate=9600, timeout=8)
node2 = serial.Serial(port='/dev/rfcomm1', baudrate=9600, timeout=8)
db = InfluxDBClient(database='log')
def set_sv(volt):
global sv
global sval
val = int((float(volt) / gain) * 4096 / 3.3)
if val > sval:
i = sval
while i < val:
sv.set_voltage(i, False)
def adc_sensor_setup(_scl, _sda, _freq):
print("Analogue to Digital Converter Sensor Setup")
i2c = I2C(scl=Pin(_scl), sda=Pin(_sda), freq=_freq)
s = ads1115.ADS1115(i2c)
time.sleep_ms(500)
return s
