if delta < 0.0:
tau = 3.0
else:
tau = 20.0
nv = delta / tau + old
if nv < 0.01:
nv = 0.01
elif nv > 0.99:
nv = 0.99
#if (nv > off_threshold/10.) and (nv < on_threshold):
# print("{:0.2f}".format(nv))
graph.value = nv
last_st = st
if nv < old and nv < off_threshold:
st = 0
elif nv > old and nv > on_threshold:
st = 1
if last_st != st:
print("[" + str(datetime.datetime.now()) + "] UTC. Input = " +
"{:0.2f}".format(nv) + "% Generator is " + ["ON", "OFF"][st])
body = "generator is " + ["ON", "OFF"][st]
send_sms(os.environ['DFM_CELL'], body)
send_sms(os.environ['LRM_CELL'], body)
sleep(0.2)
old = nv
# This import needs to be first from __future__ import division # required for python 2 import from gpiozero import LEDBarGraph from time import sleep # Create a graph object graph = LEDBarGraph(5, 6, 13, 19, 26, 21) # graph = LEDBarGraph(5, 6, 13, 19, 26, 21, pwm=True) # Allows for more precise values for LED's graph.value = 1 # (1, 1, 1, 1, 1, 1) all are ones or on sleep(1) graph.value = 1 / 2 # (1, 1, 1, 0, 0, 0) sleep(1) graph.value = -1 / 2 # ( 0, 0, 0, 1, 1, 1) sleep(1) graph.value = 1 / 4 # (1, 0, 0, 0, 0, 0) sleep(1) graph.value = -1 # (1, 1, 1, 1, 1, 1) all are ones or LEDs are on
from gpiozero import LEDBarGraph
from time import sleep
import requests
# Connect 30mA LEDs with 47 ohm resistors
# Connect anodes to all of the GPIOs listed below
leds = LEDBarGraph(17, 18, 27, 22, 23, 24, 10, 25, 9, 11)
url = "http://api.open-notify.org/astros.json"
while True:
r = requests.get(url)
data = r.json()
people = data['number']
print(people)
leds.value = people/10
sleep(1)
from gpiozero import LEDBarGraph from time import sleep from __future__ import division # required for python 2 graph = LEDBarGraph(5, 6, 13, 19, 26, pwm=True) graph.value = 1 / 10 # (0.5, 0, 0, 0, 0) sleep(1) graph.value = 3 / 10 # (1, 0.5, 0, 0, 0) sleep(1) graph.value = -3 / 10 # (0, 0, 0, 0.5, 1) sleep(1) graph.value = 9 / 10 # (1, 1, 1, 1, 0.5) sleep(1) graph.value = 95 / 100 # (1, 1, 1, 1, 0.75) sleep(1)
from gpiozero import LEDBarGraph
from time import sleep
graph = LEDBarGraph(17, 27, 22, 5, 6, pwm=True)
while (True):
graph.value = 0
sleep(.1)
graph.value = 2 / 10 # (0.5, 0, 0, 0, 0)
sleep(.1)
graph.value = 4 / 10 # (1, 0.5, 0, 0, 0)
sleep(.1)
graph.value = 6 / 10 # (0, 0, 0, 0.5, 1)
sleep(.1)
graph.value = 8 / 10 # (1, 1, 1, 1, 0.5)
sleep(.1)
graph.value = 1 # (1, 1, 1, 1, 0.75)
sleep(.1)
from gpiozero import LEDBarGraph from time import sleep from __future__ import division # required for python 2 graph = LEDBarGraph(5, 6, 13, 19, 26, pwm=True) graph.value = 1/10 # (0.5, 0, 0, 0, 0) sleep(1) graph.value = 3/10 # (1, 0.5, 0, 0, 0) sleep(1) graph.value = -3/10 # (0, 0, 0, 0.5, 1) sleep(1) graph.value = 9/10 # (1, 1, 1, 1, 0.5) sleep(1) graph.value = 95/100 # (1, 1, 1, 1, 0.75) sleep(1)
from gpiozero import LEDBarGraph from time import sleep graph = LEDBarGraph(26, 19, 13, 6, 5, pwm=True) graph.value = 1 / 10 sleep(1) graph.value = 3 / 10 sleep(1) graph.value = -3 / 10 sleep(1) graph.value = 9 / 10 sleep(1) graph.value = 95 / 100 sleep(1) graph.value = 0
while 'STORAGE' not in j.text:
print(j.text)
print('no data')
wait = 30
while wait > 0:
print(wait)
time.sleep(1)
wait -= 1
j = r.get(u, timeout=10)
t = j.json()['siteCurrentPowerFlow']['STORAGE']
c = int(t['chargeLevel'])
# output selection control structure, tuple addressing
graph.value = c / 100
wait = 900
while wait > 0:
try:
print(wait)
time.sleep(1)
wait -= 1
except KeyboardInterrupt:
graph.close()
sys.exit()
except requests.packages.urllib3.exceptions.NewConnectionError:
print('urk')
except requests.exceptions.ConnectionError:
print('-e-r-r-o-r-')
except requests.exceptions.ReadTimeout:
from gpiozero import LEDBarGraph
from time import sleep
graph = LEDBarGraph(5, 6, 13, 19, 26, 20)
''' in LEDBarGraph, we can give values like 1/2 and half the LEDs glow.
That is not possible in LED board. In LED Board, we need to give individual values'''
while True:
graph.value = 1 #(1,1,1,1,1,1)
sleep(1)
graph.value = 1 / 2 #(1,1,1,0,0,0)
sleep(1)
graph.value = -1 / 2 #(0,0,0,1,1,1)
sleep(1)
graph.value = 1 / 4 #(1,0,0,0,0,0)
sleep(1)
graph.value = -1 / 4 #(0,0,0,0,0,1)
sleep(1)
graph.value = -1 #(1,1,1,1,1,1)
sleep(1)
graph.value = 0 #(0,0,0,0,0,0,0)
sleep(1)
from gpiozero import MCP3008, LEDBarGraph
from time import sleep
def convert_temp(gen):
for value in gen:
yield (value * 3.3 - 0.5) * 100
adc = MCP3008(channel=7)
graph = LEDBarGraph (26, 19, 13, 6, 5, pwm=True)
for temp in convert_temp(adc.values):
bars = temp / 35
graph.value = bars
sleep(1)
#!/usr/bin/python3
#import gpiozero
from gpiozero import LEDBarGraph, LED, Button
from time import sleep
GPIO_led_R = 14
GPIO_led_Y = 15
GPIO_led_G = 4
GPIO_led_B = 17
GPIO_btn_B = 18
graph = LEDBarGraph(GPIO_led_R, GPIO_led_Y, GPIO_led_G, pwm=True)
mtrSts = LED(GPIO_led_B)
mtrSts.on()
graph.value = 0
print("Graph off. Waiting 5 seconds...")
sleep(5)
print("Graphing")
for i in range(0, 100, 5):
graph.value = i / 100
print("i=", i)
mtrSts.toggle()
sleep(1)
#!/usr/bin/python3 from gpiozero import LEDBarGraph from time import sleep graph = LEDBarGraph(4, 17, 22, 5, 13, 26) graph.value = 1 sleep(1) graph.value = 1 / 2 sleep(1) graph.value = -1 / 2 sleep(1) graph.value = 1 / 4 sleep(1) graph.value = -1 sleep(1)
