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 Robotics / RCX / legOS / 3726
3725  |  3727
Subject: 
How to guarantee packet delivery ?
Newsgroups: 
lugnet.robotics.rcx.legos
Date: 
Thu, 22 Apr 2004 22:27:08 GMT
Viewed: 
4893 times
  
I am implementing the stmt "rc=lnp_addressing_write()" in a while loop until (rc
!= 0).  Receiving unit sends an ack which is treated by lnp_addressing_write()
as a data collision w/rc= -1.  It works ok as long as a reflection or actual
collision does not occur.  Need a more robust sol'n.  It appears that acks are
ignored in lnp_receive_packet() since length < 2.  So how to guarantee delivery
?



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