Data output from the computer to the LCD screen. In the current version the only supported Linux server.
To find the address of the Arduino:
ls /dev/tty*
Example address: /dev/ttyACM0
TTY settings:
stty -F /dev/ttyACM0 cs8 115200 ignbrk \
-brkint -icrnl -imaxbel -opost -onlcr \
-isig -icanon -iexten -echo -echoe \
-echok -echoctl -echoke noflsh -ixon \
-crtscts
Test display:
echo "Hello Arduino" > /dev/ttyACM0
Additional information: http://playground.arduino.cc/Interfacing/LinuxTTY
Run application. Print action output to LCD and auto switch:
cd /var/www/html/arduino_pc2lcd
php -f index.php
Print action output to CLI:
php -f index.php print <action_name>
Print action output to LCD once:
php -f index.php print_lcd <action_name>
Description in Russian: http://wdevblog.net.ru/dnevnik/veb-razrabotka/vyivod-informaczii-na-malenkij-lcd-ekran.-arduino-pc2lcd.html