def test_timeout():
sys.modules['smbus'] = mock.Mock()
sys.modules['smbus'].SMBus = MockSMBus
import ads1015
device = ads1015.ADS1015()
with pytest.raises(ads1015.ADS1015TimeoutError):
device.wait_for_conversion(timeout=0.01)
def setup():
global adc, _is_setup
if _is_setup:
return
_is_setup = True
adc = ads1015.ADS1015(i2c_addr=0x49)
adc.set_mode('single')
adc.set_programmable_gain(MICS6814_GAIN)
adc.set_sample_rate(1600)
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BCM)
GPIO.setup(MICS6814_HEATER_PIN, GPIO.OUT)
GPIO.output(MICS6814_HEATER_PIN, 1)
atexit.register(cleanup)
found = i2c.scan()
for i in range(32, 40):
if i in found:
print('Found MCP23017 at I2C address {} {}'.format(i, hex(i)))
mcp_address = i
break
for i in range(72, 74):
if i in found:
print('Found ADS1015 at I2C address {} {}'.format(i, hex(i)))
ads_address = i
break
del found
# adc
import ads1015
ads = ads1015.ADS1015(i2c, ads_address, gain=1)
# mcp23017
import mcp23017
mcp = mcp23017.MCP23017(i2c, mcp_address)
# sd card
import uos as os
from machine import SDCard
sd = SDCard(slot=2)
sd_cd = Pin(33, Pin.IN)
# if sd card detect pin is LOW, a card is inserted
if sd_cd.value() == 0:
try:
print('Found SD card {}'.format(sd.info()))
def test_convert():
sys.modules['smbus'] = mock.Mock()
sys.modules['smbus'].SMBus = MySMBus
import ads1015
device = ads1015.ADS1015()
device.wait_for_conversion(timeout=0.01)
def test_setup_invalid_i2c_address():
sys.modules['smbus'] = mock.Mock()
import ads1015
with pytest.raises(ValueError):
device = ads1015.ADS1015(i2c_addr=0xfff)
del device
def test_setup():
sys.modules['smbus'] = mock.Mock()
import ads1015
device = ads1015.ADS1015()
del device
import RPi.GPIO as GPIO
import ads1015
from time import sleep, time, localtime,strftime,perf_counter
from BME280_new import BME280_new
from pms5003 import PMS5003, ReadTimeoutError
try:
from smbus2 import SMBus
except ImportError:
from smbus import SMBus
MICS6814_HEATER_PIN = 24
ads1015.I2C_ADDRESS_DEFAULT = ads1015.I2C_ADDRESS_ALTERNATE
adc = ads1015.ADS1015(i2c_addr=0x49)
adc.set_mode('single')
adc.set_programmable_gain(4.096)
adc.set_sample_rate(128)
bus = SMBus(1)
bme280 = BME280_new(i2c_dev=bus)
bme280.setup(mode='forced',
temperature_oversampling=1,
pressure_oversampling=1,
humidity_oversampling=1)
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BCM)
GPIO.setup(MICS6814_HEATER_PIN, GPIO.OUT)