mirror of
https://github.com/eclipse/upm.git
synced 2025-03-15 13:07:40 +03:00
4ea01180a1
The sainsmartks driver has been reimplemented in it's own, new C/C++ library: lcdks (LCD Keypad Shield). In addition, support for an optional backlight GPIO was added. This was tested with the SainsmartKS and DFRobot LCD Keypad Shields. Signed-off-by: Jon Trulson <jtrulson@ics.com>
64 lines
2.2 KiB
Python
Executable File
64 lines
2.2 KiB
Python
Executable File
#!/usr/bin/python
|
|
# Author: Jon Trulson <jtrulson@ics.com>
|
|
# Copyright (c) 2017 Intel Corporation.
|
|
#
|
|
# The MIT License
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining
|
|
# a copy of this software and associated documentation files (the
|
|
# "Software"), to deal in the Software without restriction, including
|
|
# without limitation the rights to use, copy, modify, merge, publish,
|
|
# distribute, sublicense, and/or sell copies of the Software, and to
|
|
# permit persons to whom the Software is furnished to do so, subject to
|
|
# the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be
|
|
# included in all copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
|
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
|
|
from __future__ import print_function
|
|
import time, sys, signal, atexit
|
|
from upm import pyupm_lcdks as lcdksObj
|
|
|
|
def main():
|
|
## Exit handlers ##
|
|
# This stops python from printing a stacktrace when you hit control-C
|
|
def SIGINTHandler(signum, frame):
|
|
raise SystemExit
|
|
|
|
# This function lets you run code on exit,
|
|
def exitHandler():
|
|
print("Exiting")
|
|
sys.exit(0)
|
|
|
|
# Register exit handlers
|
|
atexit.register(exitHandler)
|
|
signal.signal(signal.SIGINT, SIGINTHandler)
|
|
|
|
# Instantiate a LCDKS (LCD Keypad Shield) using default pins
|
|
|
|
# NOTE: The default pins do not include support for a gpio
|
|
# controlled backlight. If you need one, you will need to specify
|
|
# all neccessary pins to the constructor.
|
|
lcd = lcdksObj.LCDKS()
|
|
|
|
lcd.setCursor(0,0)
|
|
lcd.write("LCDKS driver")
|
|
lcd.setCursor(1,2)
|
|
lcd.write("Hello World")
|
|
|
|
# output current key value every second.
|
|
while(1):
|
|
print("Button value: ", lcd.getKeyValue())
|
|
time.sleep(1)
|
|
|
|
if __name__ == '__main__':
|
|
main()
|