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Re: [irlp-embedded] Re: PTT Manager

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  • Randy Hammock
    ... Yup, that was mine. The manager monitored a FIFO and requests for PTT action were made via the FIFO input. ... -- Randy Hammock KC6HUR IRLP 4494 EchoLink
    Message 1 of 28 , Nov 13, 2006
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      On Sun, 2006-11-12 at 22:59 -0600, David McAnally wrote:
      > At one time, I experimented with a PTT control using a FIFO file and a
      > little bash script daemon. The script would perform tasks, like key
      > and unkey via a case statement. By sending KEY and UNKEY words to the
      > FIFO file from other scripts with echo statements, the script would
      > increment or decrement a counter variable to determine when to execute
      > key or unkey. If the counter was greater than 0, key, else unkey.
      > Any thing that could write output to the FIFO file could could control
      > it.
      >
      > By redirecting output from readinput to the FIFO, it could even
      > perform tasks from readinput signals, potentially becoming a repeater
      > controller based on COS signals from readinput.
      >
      > I may have gotten the idea from someone else's scripts. Probably Randy's.

      Yup, that was mine. The manager monitored a FIFO and requests for PTT
      action were made via the FIFO input.
      >
      --
      Randy Hammock KC6HUR
      IRLP 4494 EchoLink 120688 (KC6HUR-L)
      http://kc6hur.net
      http://irlp.kc6hur.net
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