can be added or removed to configure the radio. The idea is that you
don't need the LCD while flying, so while bother with it on the radio ?
LCD is just needed to tune the configuration. A connector on the radio
allows to plugin the LCD when needed. The LCD panel also has 4 buttons
which are used to navigate throught the menu and set the various
LCD is soldered on a protoboard and a 16 pin connector is added.
The 16 pins connectors inserted into the female glued inside the
The control of the LCD is done by the Arduino with
only 7 pins: 4 bits for data and 3 bits for control. The switches also use 4 pins on the Arduino.
The other 5 pins on the right are used for the 4 buttons for navigation. One RC a 6+5 pins connector is glued near the surface to easily connect the LCD.