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helloworld.py
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Sun, Dec 1, 12:25

helloworld.py
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#!/usr/bin/python
# -*- coding: utf-8 -*-
import os, sys
# add ../../Sources to the PYTHONPATH
sys.path.append(os.path.join("..", "..", "Sources"))
from yocto_api import *
from yocto_anbutton import *
def usage():
scriptname = os.path.basename(sys.argv[0])
print("Usage:")
print(scriptname + ' <serial_number>')
print(scriptname + ' <logical_name>')
print(scriptname + ' any ')
sys.exit()
def die(msg):
sys.exit(msg + ' (check USB cable)')
errmsg = YRefParam()
if len(sys.argv) < 2:
usage()
target = sys.argv[1]
# Setup the API to use local USB devices
if YAPI.RegisterHub("usb", errmsg) != YAPI.SUCCESS:
sys.exit("init error" + errmsg.value)
if target == 'any':
# retreive any button
channel = YAnButton.FirstAnButton()
if channel is None:
die('No module connected')
else:
channel = YAnButton.FindAnButton(target + '.anButton1')
if not (channel.isOnline()):
die('device not connected')
else:
m = channel.get_module()
channel1 = YAnButton.FindAnButton(m.get_serialNumber() + '.anButton1')
channel5 = YAnButton.FindAnButton(m.get_serialNumber() + '.anButton5')
done = False
while not done:
line = ""
if channel1.get_isPressed() == YAnButton.ISPRESSED_TRUE:
line = "Button 1 pressed "
else:
line = "Button 1 not pressed "
line += ' - analog value: ' + str(channel1.get_calibratedValue())
print(line)
if channel5.get_isPressed() == YAnButton.ISPRESSED_TRUE:
line = "Button 5 pressed "
else:
line = "Button 5 not pressed "
line += ' - analog value: ' + str(channel5.get_calibratedValue())
print(line)
print('(press both buttons simultaneously to exit)')
done = (channel1.get_isPressed() == YAnButton.ISPRESSED_TRUE) and \
(channel5.get_isPressed() == YAnButton.ISPRESSED_TRUE)
YAPI.Sleep(1000)
YAPI.FreeAPI()

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