from ABE_ExpanderPi import DAC
import time
import os
# ================================================
# ABElectronics Expander Pi | Tester
# Version 1.0 Created 08/11/2014
# Version 1.1 Updated 11/06/2017 updated to include changes to Expander Pi library
#
# run with: python tester.py
# ================================================
# This script tests the various functionality of the Expander Pi
rtc = RTC() # create a new instance of the RTC class
adc = ADC() # create an instance of the ADC class
io = IO() # create an instance of the IO class
dac = DAC(1) # create an instance of the DAC class with a gain of 0
# set the date using ISO 8601 format - YYYY-MM-DDTHH:MM:SS
rtc.set_date("2017-01-01T00:00:00")
dac.set_dac_voltage(1, 1.5) # set the voltage on channel 1 to 1.5V
dac.set_dac_voltage(2, 1.0) # set the voltage on channel 2 to 1.0V
# set the reference voltage. this should be set to the exact voltage
# measured on the Expander Pi Vref pin.
adc.set_adc_refvoltage(4.096)
while True:
# clear the console
os.system('clear')
#!/usr/bin/python
from ABE_ExpanderPi import ADC
import time
"""
================================================
ABElectronics Expander Pi | ADC Read Demo
Version 1.0 Created 21/08/2014
Version 1.1 16/11/2014 updated code and functions to PEP8 format
run with: python demo-adcread.py
================================================
this demo reads the voltage from channel 1 on the ADC inputs
"""
adc = ADC() # create an instance of the ADC
# set the reference voltage. this should be set to the exact voltage
# measured on the Expander Pi Vref pin.
adc.set_adc_refvoltage(4.096)
while True:
# read the voltage from channel 1 in single ended mode and display on the screen
print adc.read_adc_voltage(1,0)
time.sleep(0.5)
GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)
GPIO.cleanup()
GPIO.setup(relay, GPIO.OUT)
GPIO.setup(red_led, GPIO.OUT)
GPIO.setup(green_led, GPIO.OUT)
GPIO.setup(switch, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.output(relay, 0)
GPIO.output(red_led, 0)
GPIO.output(green_led, 0)
upload_folder = "./uploads"
allowed_ext = set(["txt", "gcode"])
adc = ADC()
app = Flask(__name__)
app.config["UPLOAD_FOLDER"] = upload_folder
curr_error = adc.read_adc_voltage(2) - 2.4
def allow_file(filename):
return "." in filename and filename.rsplit(".", 1)[1] in allowed_ext
@app.route("/", methods=["GET", "POST"])
def index():
if request.method == "POST":
global pps
file = request.files["file"]
import time
import os
# ================================================
# ABElectronics Expander Pi | Tester
# Version 1.0 Created 29/03/2015
#
# run with: python3 tester.py
# ================================================
# This script tests the various functionality of the Expander Pi
i2c_helper = ABEHelpers()
bus = i2c_helper.get_smbus()
rtc = RTC(bus) # create a new instance of the RTC class
adc = ADC() # create an instance of the ADC class
io = IO(bus) # create an instance of the IO class
dac = DAC() # create an instance of the DAC class
# set the date using ISO 8601 format - YYYY-MM-DDTHH:MM:SS
rtc.set_date("2014-01-01T00:00:00")
dac.set_dac_voltage(1, 1.5) # set the voltage on channel 1 to 1.5V
dac.set_dac_voltage(2, 1.0) # set the voltage on channel 2 to 1.0V
# set the reference voltage. this should be set to the exact voltage
# measured on the Expander Pi Vref pin.
adc.set_adc_refvoltage(4.096)
while True:
# clear the console
os.system('clear')
#!/usr/bin/python3
from ABE_ExpanderPi import ADC
import time
"""
================================================
ABElectronics Expander Pi | ADC Read Demo
Version 1.0 Created 29/03/2015
run with: python3 demo-adcread.py
================================================
this demo reads the voltage from channel 1 on the ADC inputs
"""
adc = ADC() # create an instance of the ADC
# set the reference voltage. this should be set to the exact voltage
# measured on the Expander Pi Vref pin.
adc.set_adc_refvoltage(4.096)
while True:
# read the voltage from channel 1 and display on the screen
print (adc.read_adc_voltage(1))
time.sleep(0.5)
import os
"""
================================================
ABElectronics Expander Pi | ADC Read Demo
Version 1.0 Created 29/03/2015
run with: python3 demo-adcread.py
================================================
this demo reads the voltage from all channels on the ADC inputs
"""
def cls():
os.system('cls' if os.name=='nt' else 'clear')
adc = ADC() # create an instance of the ADC
# set the reference voltage. this should be set to the exact voltage
# measured on the Expander Pi Vref pin.
adc.set_adc_refvoltage(4.096)
clear = lambda: os.system('cls')
while True:
cls()
# read the voltage from the 8 channels in single ended mode and display on the screen
print ("Channel 1: ", adc.read_adc_voltage(1, 0))
print ("Channel 2: ", adc.read_adc_voltage(2, 0))
print ("Channel 3: ", adc.read_adc_voltage(3, 0))
print ("Channel 4: ", adc.read_adc_voltage(4, 0))
print ("Channel 5: ", adc.read_adc_voltage(5, 0))