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- Making custom udev entries
- ====== Making custom udev entries ====== <code># udevadm info -a -p $(udevadm info -q path -n /dev/tty... ep ATTRS{serial} ATTRS{serial}=="A9KJB1T5" #</code> create a file in /etc/udev/rules.d/ <code udev 99-arduino.rules>SUBSYSTEMS=="usb", ATTRS{serial}=="A9... L=="ttyUSB?", SYMLINK+="sump", GROUP="dialout" </code> Then, reload the rules, <code>~# udevadm contro
- LCD Display
- esistors on SDA and SCL lines (A4 & A5 pins) Test Code <code c LCD_test.ino>#include <Wire.h> #include <LiquidCrystal_I2C.h> #define lcdAddr 0x20 // set the... ursor (7,0); lcd.print(i++); delay (100); }</code> Note: [[http://www.rpiblog.com/2012/07/interfacing-16x2-lcd-with-raspberry-pi.html|Code for Raspberry PI]] ===== Special characters for