Here’s an example of an application of an interface using the Apple iPad to store then retransmit commands to an industrial robot (arm).
The technician first writes a “Robot” text on the iPad, then stores it.
Then it sends the information to its iPhone which retransmits the command to the robot.
This is a companion discussion topic for the original entry at https://community.robotshop.com/blog/show/ipad-for-industrial-robots