View Single Post
  #4   Spotlight this post!  
Unread 31-07-2015, 13:49
Foster Foster is offline
Engineering Program Management
VRC #8081 (STEMRobotics)
Team Role: Mentor
 
Join Date: Jul 2007
Rookie Year: 2005
Location: Delaware
Posts: 1,393
Foster has a reputation beyond reputeFoster has a reputation beyond reputeFoster has a reputation beyond reputeFoster has a reputation beyond reputeFoster has a reputation beyond reputeFoster has a reputation beyond reputeFoster has a reputation beyond reputeFoster has a reputation beyond reputeFoster has a reputation beyond reputeFoster has a reputation beyond reputeFoster has a reputation beyond repute
Re: Programming for TalonSRX without RoboRIO?

Quote:
Originally Posted by Greg McKaskle View Post
The CAN devices allowed on FRC robots are running a firmware that relies on safety tokens on the roboRIO to provide an extra level of safety. If the robot is Estopped or disabled, the CAN devices need to go into safe mode, even when they have been told to do closed loop operations like position control.
This is a really interesting idea. Can you explain some more on how this works? I'm assuming the roboRIO sends a token to each device going "keep on working" and that the device stops after it hasn't seen a token in some time. Is this correct?
__________________
Foster - VEX Delaware - 17 teams -- Chief Roboteer STEMRobotics.org
2010 - Mentor of the Year - VEX Clean Sweep World Championship
2006-2016, a decade of doing VEX, time really flies while having fun
Downingtown Area Robotics Web site and VEXMen Team Site come see what we can do for you.