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 Robotics / RCX / pbFORTH / 133
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Subject: 
RE: RCX Firmware and SP
Newsgroups: 
lugnet.robotics.rcx.pbforth
Date: 
Tue, 19 Oct 1999 13:45:43 GMT
Viewed: 
1575 times
  
Hi Ralph,
Could you please explain more about consequences for pbFORTH user?
As far as I can see, pbFORTH uses fixed 256-byte stack - does it mean that
pbFORTH suffers from this problem too?

Thanks
Sergey Udovenko

Unfortunately, yes. The current version of pbFORTH allocates a 256 byte
stack, but it's JUST above a 256 byte boundary. When you run the test
code, everything works, but if your stack depth is around 12 and you run
SENSOR_READ, it allocates through the boundary.

I'll be posting version 1.08 soon, watch this space for details.

Would you please email me about what you are using pbFORTH for? I can
also put you on my mailing list for updates...

Cheers,

Ralph Hempel - P.Eng

--------------------------------------------------------
Check out pbFORTH for LEGO Mindstorms at:
<http://www.hempeldesigngroup.com/lego/pbFORTH>
--------------------------------------------------------
Reply to:      rhempel at bmts dot com
--------------------------------------------------------



Message is in Reply To:
  Re: RCX Firmware and SP
 
(...) [...] Hi Ralph, Could you please explain more about consequences for pbFORTH user? As far as I can see, pbFORTH uses fixed 256-byte stack - does it mean that pbFORTH suffers from this problem too? Thanks Sergey Udovenko (25 years ago, 19-Oct-99, to lugnet.robotics.rcx.pbforth)

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