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Subject: 
Re: Replacement Firmware Released
Newsgroups: 
lugnet.robotics
Date: 
Fri, 24 Dec 2004 09:51:05 GMT
Viewed: 
3701 times
  
In lugnet.robotics, Dick Swan wrote:
> I'm pretty sure that variable strength braking is in fact the
> implementation in the standard firmware. Braking is proportional to the
> current setting of the power level. I think there may even be some
> ancient posts somewhere in Lugnet on this topic.
> 
> "Philippe Hurbain" <philohome@free.fr> wrote in message
> news:I96EKv.1s7x@lugnet.com...
> > > 1) braking seems to be proportional to power (at power=0, brake is
> > > not very effective) -- Lego
> > > firmware appears to brake at full power no matter what the power
> > > setting is.  My guess is that the
> > > 'brake' function (shorting out the motor) is only being effected
> > > during the 'on' phase of the PWM
> > > routines.
> > 
> > Agreed. Beeing able to control break strength is an interesting
> > feature, but it
> > is incompatible with standard firmware. Maybe it should be controlled
> > by a
> > variable similar to bFloatDuringInactiveMotorPWM

Agreed. For practical reasons, Ultimate Robolab implements the variable brake
mode too.



Message is in Reply To:
  Re: Replacement Firmware Released
 
I'm pretty sure that variable strength braking is in fact the implementation in the standard firmware. Braking is proportional to the current setting of the power level. I think there may even be some ancient posts somewhere in Lugnet on this topic. (...) (22 years ago, 23-Dec-04, to lugnet.robotics)

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