V 3.1
MHV Quadcopter Workshop
Page 10 of 36
7.
Add in the rest of the legs:
Thread the small piece of Velcro in a loop through and underneath the bottom hub plate. It should
form a harness for the battery.
Evening 2
Transmitter Firmware Upgrade
The firmware and settings file for the Turnigy 9XR can be found at
https://canberrauav.readthedocs.org/en/latest/quadcopter-workshops/quadcopter-workshop-
2.html
. Download these files and use then as needed in the following section. The firmware can be
found at
http://code.google.com/p/er9x/source/browse/trunk/er-128.hex
Use the AVR programmer to connect the Transmitter’s 6-pin connector to the laptop’s USB port:
1 - The RC Transmitter connected to the AVR Programmer