Glossary

Name	Description	Link
AE	Stands for "Abtriebencoder", which is an output encoder, i.e. an encoder mounted at the gear rather than at the motor.
A1, A2, A3...	Robot axes (same as J1, J2, J3,...): A1 would be the first axis/joint counting from the base of the robot.
backlash	synonymous with gear play.	https://en.wikipedia.org/wiki/Backlash_(engineering)
CAN bus	Controller Area Network bus	https://en.wikipedia.org/wiki/CAN_bus
CPR	Commonplace Robotics GmbH	http://www.cpr-robots.com
CPRog / iRC	3D robot programming and control software with graphical program editor
DIO	Digital input/output	Digital_Inputs_/_Outputs
GSig	Global Signal	Global Signals
DOF	Degrees of Freedom / the number of robot joints or axes.
J1, J2, J3,...	Robot joints (same as A1, A2, A3): J1 would be the first joint/axis counting from the base of the robot.
gear play	synonymous with backlash	https://en.wikipedia.org/wiki/Backlash_(engineering)
ME	Motor encoder, i.e. an encoder mounted directly at the motor
PLC	Programmable Logic Controller	https://en.wikipedia.org/wiki/Programmable_logic_controller
ROS	Robot Operating System	http://www.ros.org
SRA	Service Robot Arm
TinyCtrl / RobotControl	CPR Robot control software for embedded linux computers