Puts controller into Jog Mode and accepts user input to adjust the speed.
| Key | Usage |
| q | Quit Jogging |
| a | -2000 counts / second |
| s | -500 counts / second |
| d | +500 counts / second |
| f | +2000 counts / second |
| r | Direction Reversal |
Definition at line 25 of file jog.cpp.
References e().