bus1 = IoPi(i2c_bus, 0x20) # bus 1 will be inputs
bus2 = IoPi(i2c_bus, 0x21) # bus 2 will be outputs
# Each bus is divided up two 8 bit ports. Port 0 controls pins 1 to 8, Port 1 controls pins 9 to 16.
# We will read the inputs on pin 1 of bus 1 so set port 0 to be inputs and
# enable the internal pull-up resistors
bus1.set_port_direction(0, 0xFF)
bus1.set_port_pullups(0, 0xFF)
# We will write to the output pin 1 on bus 2 so set port 0 to be outputs and
# turn off the pins on port 0
bus2.set_port_direction(0, 0x00)
bus2.write_port(0, 0x00)
while True:
# read pin 1 on bus 1. If pin 1 is high set the output on bus 2 pin 1 to high, otherwise set it to low.
# connect pin 1 on bus 1 to ground to see the output on bus 2 pin 1 change state.
if (bus1.read_pin(1) == 1):
bus2.write_pin(1, 1)
else:
bus2.write_pin(1, 0)
# wait 0.1 seconds before reading the pins again
time.sleep(0.1)
i2c_bus = i2c_helper.get_smbus()
# create two instances of the IoPi class called bus1 and bus2 and set the default i2c addresses
bus1 = IoPi(i2c_bus, 0x20) # bus 1 will be inputs
bus2 = IoPi(i2c_bus, 0x21) # bus 2 will be outputs
# Each bus is divided up two 8 bit ports. Port 0 controls pins 1 to 8, Port 1 controls pins 9 to 16.
# We will read the inputs on pin 1 of bus 1 so set port 0 to be inputs and
# enable the internal pull-up resistors
bus1.set_port_direction(0, 0xFF)
bus1.set_port_pullups(0, 0xFF)
# We will write to the output pin 1 on bus 2 so set port 0 to be outputs and
# turn off the pins on port 0
bus2.set_port_direction(0, 0x00)
bus2.write_port(0, 0x00)
while True:
# read pin 1 on bus 1. If pin 1 is high set the output on bus 2 pin 1 to high, otherwise set it to low.
# connect pin 1 on bus 1 to ground to see the output on bus 2 pin 1 change state.
if (bus1.read_pin(1) == 1):
bus2.write_pin(1, 1)
else:
bus2.write_pin(1, 0)
# wait 0.1 seconds before reading the pins again
time.sleep(0.1)
Initialise the IOPi device using the default addresses, you will need to
change the addresses if you have changed the jumpers on the IO Pi
"""
i2c_helper = ABEHelpers()
i2c_bus = i2c_helper.get_smbus()
bus = IoPi(i2c_bus, 0x20)
# We will read the inputs 1 to 8 from bus 2 so set port 0 to be inputs and
# enable the internal pull-up resistors
bus.set_port_direction(0, 0xFF)
bus.set_port_pullups(0, 0xFF)
while True:
# clear the console
os.system("clear")
# read the pins 1 to 8 and print the results
print "Pin 1: " + str(bus.read_pin(1))
print "Pin 2: " + str(bus.read_pin(2))
print "Pin 3: " + str(bus.read_pin(3))
print "Pin 4: " + str(bus.read_pin(4))
print "Pin 5: " + str(bus.read_pin(5))
print "Pin 6: " + str(bus.read_pin(6))
print "Pin 7: " + str(bus.read_pin(7))
print "Pin 8: " + str(bus.read_pin(8))
# wait 0.5 seconds before reading the pins again
time.sleep(0.1)
PinNextSend = {}
TempoPinHIGH = {}
TempoPinLOW = {}
Status_pins = {}
Status_INPUTS = {}
swtch = {}
exit = 0
SetAllLOW = 0
SetAllHIGH = 0
SetAllSWITCH = 0
SetAllPulseLOW = 0
SetAllPulseHIGH = 0
pinStr = ''
for i in range(0, 16):
bus.set_pin_direction(i + 1, 1)
input = bus.read_pin(i + 1)
Status_INPUTS[i] = input
pinStr += '&IN_' + str(i) + '=' + str(input)
CounterPinValue[i] = 0
PinNextSend[i] = 0
TempoPinHIGH[i] = 0
TempoPinLOW[i] = 0
swtch[i] = 0
Status_pins[i] = '.'
# Envoi de l'etats des inputs au boot
if pinStr != '':
SimpleSend(pinStr)
threadLock = threading.Lock()
threads = []
i2c_bus = i2c_helper.get_smbus()
# create two instances of the IoPi class called bus1 and bus2 and set the default i2c addresses
bus1 = IoPi(i2c_bus, 0x20) # bus 1 will be inputs
bus2 = IoPi(i2c_bus, 0x21) # bus 2 will be outputs
# Each bus is divided up two 8 bit ports. Port 0 controls pins 1 to 8, Port 1 controls pins 9 to 16.
# We will read the inputs on pin 1 of bus 1 so set port 0 to be inputs and
# enable the internal pull-up resistors
bus1.set_port_direction(0, 0xFF)
bus1.set_port_pullups(0, 0xFF)
# We will write to the output pin 1 on bus 2 so set port 0 to be outputs and
# turn off the pins on port 0
bus2.set_port_direction(0, 0x00)
bus2.write_port(0, 0x00)
while True:
# read pin 1 on bus 1. If pin 1 is high set the output on bus 2 pin 1 to high, otherwise set it to low.
# connect pin 1 on bus 1 to ground to see the output on bus 2 pin 1 change state.
if bus1.read_pin(1) == 1:
bus2.write_pin(1, 1)
else:
bus2.write_pin(1, 0)
# wait 0.1 seconds before reading the pins again
time.sleep(0.1)
This example uses the write_pin and writePort methods to switch pin 1 on
and off on the IO Pi.
"""
from ABE_helpers import ABEHelpers
from ABE_IoPi import IoPi
import time
i2c_helper = ABEHelpers()
i2c_bus = i2c_helper.get_smbus()
bus = IoPi(i2c_bus, 0x20)
bus.set_pin_direction(1, 1) # set pin 1 as an input
bus.set_pin_direction(8, 0) # set pin 8 as an output
bus.write_pin(8, 0) # turn off pin 8
bus.set_pin_pullup(1, 1) # enable the internal pull-up resistor on pin 1
bus.invert_pin(1, 1) # invert pin 1 so a button press will register as 1
while True:
if bus.read_pin(1) == 1: # check to see if the button is pressed
print('button pressed') # print a message to the screen
bus.write_pin(8, 1) # turn on the led on pin 8
time.sleep(2) # wait 2 seconds
else:
bus.write_pin(8, 0) # turn off the led on pin 8
Initialise the IOPi device using the default addresses, you will need to
change the addresses if you have changed the jumpers on the IO Pi
"""
i2c_helper = ABEHelpers()
i2c_bus = i2c_helper.get_smbus()
bus = IoPi(i2c_bus, 0x20)
# We will read the inputs 1 to 8 from bus 2 so set port 0 to be inputs and
# enable the internal pull-up resistors
bus.set_port_direction(0, 0xFF)
bus.set_port_pullups(0, 0xFF)
while True:
# clear the console
os.system('clear')
# read the pins 1 to 8 and print the results
print ('Pin 1: ' + str(bus.read_pin(1)))
print ('Pin 2: ' + str(bus.read_pin(2)))
print ('Pin 3: ' + str(bus.read_pin(3)))
print ('Pin 4: ' + str(bus.read_pin(4)))
print ('Pin 5: ' + str(bus.read_pin(5)))
print ('Pin 6: ' + str(bus.read_pin(6)))
print ('Pin 7: ' + str(bus.read_pin(7)))
print ('Pin 8: ' + str(bus.read_pin(8)))
# wait 0.5 seconds before reading the pins again
time.sleep(0.1)
class App:
global i2c_helper
global newbus
global bus2
def __init__(self, master):
self.i2c_helper = ABEHelpers()
self.newbus = self.i2c_helper.get_smbus()
self.bus2 = IoPi(
self.newbus, 0x21
) # create an instance of Bus 2 which is on I2C address 0x21 by default
self.bus2.set_port_direction(
0, 0x00) # set pins 1 to 8 to be outputs and turn them off
self.bus2.write_port(0, 0x00)
self.bus2.set_port_direction(
1, 0x00) # set pins 9 to 16 to be outputs and turn them off
self.bus2.write_port(1, 0x00)
frame = Frame(master) # create a frame for the GUI
frame.pack()
# create 16 buttons which run the togglepin function when pressed
self.button = Button(frame,
text="Pin 1",
command=lambda: self.togglepin(1))
self.button.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 2",
command=lambda: self.togglepin(2))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 3",
command=lambda: self.togglepin(3))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 4",
command=lambda: self.togglepin(4))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 5",
command=lambda: self.togglepin(5))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 6",
command=lambda: self.togglepin(6))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 7",
command=lambda: self.togglepin(7))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 8",
command=lambda: self.togglepin(8))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 9",
command=lambda: self.togglepin(9))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 10",
command=lambda: self.togglepin(10))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 11",
command=lambda: self.togglepin(11))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 12",
command=lambda: self.togglepin(12))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 13",
command=lambda: self.togglepin(13))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 14",
command=lambda: self.togglepin(14))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 15",
command=lambda: self.togglepin(15))
self.slogan.pack(side=LEFT)
self.slogan = Button(frame,
text="Pin 16",
command=lambda: self.togglepin(16))
self.slogan.pack(side=LEFT)
def togglepin(self, pin):
# read the status from the selected pin, invert it and write it back to the pin
pinstatus = self.bus2.read_pin(pin)
if (pinstatus == 1):
pinstatus = 0
else:
pinstatus = 1
self.bus2.write_pin(pin, pinstatus)
Initialise the IOPi device using the default addresses, you will need to
change the addresses if you have changed the jumpers on the IO Pi
"""
i2c_helper = ABEHelpers()
bus = i2c_helper.get_smbus()
bus1 = IoPi(bus, 0x22)
# We will read the inputs 1 to 8 from bus 2 so set port 0 to be inputs and
# enable the internal pull-up resistors
bus1.set_port_direction(0, 0xFF)
bus1.set_port_pullups(0, 0xFF)
while True:
# clear the console
os.system('clear')
# read the pins 1 to 8 and print the results
print 'Pin 1: ' + str(bus1.read_pin(1))
print 'Pin 2: ' + str(bus1.read_pin(2))
print 'Pin 3: ' + str(bus1.read_pin(3))
print 'Pin 4: ' + str(bus1.read_pin(4))
print 'Pin 5: ' + str(bus1.read_pin(5))
print 'Pin 6: ' + str(bus1.read_pin(6))
print 'Pin 7: ' + str(bus1.read_pin(7))
print 'Pin 8: ' + str(bus1.read_pin(8))
# wait 0.5 seconds before reading the pins again
time.sleep(0.1)
and off on the IO Pi.
"""
from ABE_helpers import ABEHelpers
from ABE_IoPi import IoPi
import time
i2c_helper = ABEHelpers()
i2c_bus = i2c_helper.get_smbus()
bus = IoPi(i2c_bus, 0x20)
bus.set_pin_direction(1, 1) # set pin 1 as an input
bus.set_pin_direction(8, 0) # set pin 8 as an output
bus.write_pin(8, 0) # turn off pin 8
bus.set_pin_pullup(1, 1) # enable the internal pull-up resistor on pin 1
bus.invert_pin(1, 1) # invert pin 1 so a button press will register as 1
while True:
if bus.read_pin(1) == 1: # check to see if the button is pressed
print 'button pressed' # print a message to the screen
bus.write_pin(8, 1) # turn on the led on pin 8
time.sleep(2) # wait 2 seconds
else:
bus.write_pin(8, 0) # turn off the led on pin 8
