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 Robotics / RCX / *6575 (-10)
  yet another question about lnp
 
thanx to mark falco and albert huang for helping me out with lnp_init. But now i have another problem. if i execute lnp_addressing_write at approximately the same time as i recieve data on the serial port, lnp_addressing_write does not return.. the (...) (22 years ago, 15-Jul-02, to lugnet.robotics.rcx.legos)
 
  Re: whats up with lnp_init?
 
(...) I ran into this when using the LNP library to emulate LNP in the RCX as part of emuLegOS (URL) emuLegOS contains a thread safe wrapper for the LNP library. It should be fairly simple to extract that code into your own library for use in non (...) (22 years ago, 15-Jul-02, to lugnet.robotics.rcx.legos)
 
  Light sensor question
 
I want to expand the Scheme procedure (get-light-value <sym | num>) where <sym> is one of 'PORT1, 'PORT2, 'PORT3 and num is either 0, 1, or 2 to the FORTH code 128 <port> SENSOR_MODE <port> SENSOR_CLEAR <port> SENSOR_READ <port> SENSOR_VALUE So, if (...) (22 years ago, 15-Jul-02, to lugnet.robotics.rcx.pbforth)
 
  Re: whats up with lnp_init?
 
"kenneth johansen" <kennethj@stud.cs.uit.no> wrote in message news:3D31CF01.37F981....uit.no... (...) Kenneth, I'm not sure if I remember correctly, but lnpd as it is right now might not fare so well with reentrant code (i.e. pthreads) because the (...) (22 years ago, 15-Jul-02, to lugnet.robotics.rcx.legos)
 
  Re: RCX to RCX communication
 
"Luke Ma" <Luke_Ma@brown.edu> wrote in message news:Gz83nF.7D9@lugnet.com... (...) and (...) outputs. (...) eep. erm... we never posted RCX-RCX sample code up. never gave any of the students two bricks. and the LNP code up on our website has our own (...) (22 years ago, 15-Jul-02, to lugnet.robotics.rcx.legos)
 
  Re: Aborting from ISR
 
(...) This should be : IsISRFree? 'UserISR ['] NoOp = ; of course. (22 years ago, 14-Jul-02, to lugnet.robotics.rcx.pbforth)
 
  Re: Aborting from ISR
 
(...) To remove your program from the UserISR just set 'UserISR to ['] NoOp - or even better: to the previously stored old value. (...) Yes, you just have to read the current value of 'UserISR. If no other program is hooked to the ISR this is the (...) (22 years ago, 14-Jul-02, to lugnet.robotics.rcx.pbforth)
 
  Running legOS under DJGPP Status
 
With increase discussion about running legOS under DJGPP I started investigating this process. The following is a status report of where I am and the steps I took to get there. Beware that I have jumped around some, left some tasks unfinished, and (...) (22 years ago, 14-Jul-02, to lugnet.robotics.rcx.legos)
 
  whats up with lnp_init?
 
i have 2 threads (pthreads), 1 that sends and 1 that recieves on my PC. both of these runs in while(1) sentences. so.. i thought lnp_init was to be run only once, but unless i run the lnp_init routine each time i want to send a message nothing get (...) (22 years ago, 14-Jul-02, to lugnet.robotics.rcx.legos)
 
  Aborting from ISR
 
Hi, Is there any way of ABORTing the current program from the ISR ? I want to attach a routine to 'UserISR and have it ABORT and then execute POWER_OFF when the off/on button is pressed. I would also like to know whether a user program or the idle (...) (22 years ago, 14-Jul-02, to lugnet.robotics.rcx.pbforth)


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