Added position to published sonar messages
Adding Charles's headlight code
Committing Anson's BOM changes
Added ENABLE output for stepper
This will hopefully solve the problem of the stepper heating excessivelyand constantly using current.
Fixed rosserial; now works with Gumstix
Changed stepper to always step in step_sweep
Also added whole/half step as a separate setting, with a singlestep_do_step function. Also added stepper to main.cpp.
Signed-off-by: Anson Wang <email@example.com>
Range sensors work now!
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