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Cannot decode IR signal

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Hi,

I am trying to decode the signal from a remote for a Metz TV. When I press a button, e.g. volume up, the following shows up in the log:

-9765000

+916 -2256 +473 -888 +478 -887 +474 -1584 +478 -1585 +478 -887 +474 -1584 +478 -887 +474 -887 +474 -1589 +473 -887 +478 -887 +474 -1585 +478 -1584 +474 -887 +479 -1584 +478 -888 +473 -1584 +477 -1584 +452 -914 +473 -907 +454 -1589 +474 -887 +478 -1584 +478
-125000

+927 -2244 +473 -887 +474 -887 +474 -1588 +474 -1588 +474 -887 +478 -1584 +473 -887 +478 -888 +473 -1585 +478 -887 +473 -888 +474 -1588 +474 -1588 +474 -937 +397 -1615 +473 -887 +492 -1569 +504 -1558 +478 -886 +474 -886 +478 -1583 +474 -886 +478 -1583 +504

How do I decode this? If I run irtools on the long lines I get:

"C:\Program Files (x86)"\Flirc\irtools.exe decode --raw="+915 -2256 +474 -888 +478 -887 +474 -1585 +505 -1558 +479 -887 +478 -1585 +474 -888 +478 -888 +474 -1585 +478 -888 +474 -887 +478 -888 +478 -883 +478 -887 +478 -1585 +478 -887 +474 -1584 +479 -1584 +478 -1584 +505 -1562 +474 -1588 +474 -887 +494 -1568 +478"
+915 -2256 +474 -888 +478 -887 +474 -1585 +505 -1558 +479 -887 +478 -1585 +474 -888 +478 -888 +474 -1585 +478 -888 +474-887 +478 -888 +478 -883 +478 -887 +478 -1585 +478 -887 +474 -1584 +479 -1584 +478 -1584 +505 -1562 +474 -1588 +474 -887 +494 -1568 +478
[E] ir_denon_decode(44): invalid bit count, expect 31 != 49
0000 006D 0019 0000 0023 0056 0012 0022 0012 0022 0012 003C 0013 003B 0012 0022 0012 003C 0012 0022 0012 0022 0012 003C0012 0022 0012 0022 0012 0022 0012 0021 0012 0022 0012 003C 0012 0022 0012 003C 0012 003C 0012 003C 0013 003C 0012 003D0012 0022 0013 003C 0012 0C51
:: DECODEIR :: Gap-915-2619-24? - scancode: 0xFFFFFFFF  D:0x0001  S:0x0000
[E] ir_denon_decode(44): invalid bit count, expect 31 != 49
:: ARDUINO  :: UNKNOWN       - scancode: 0x72EA1B45 {32}
++++

If I remove all newlines and try to decode that the errors look much worse.

Any ideas?

Cheers

Bodo

 

  • 3 weeks later...
  • Author

Hi,

so I dug a bit more into this and the problem is that I don't know how to feed the logged raw signals to irtools. I tried IrScrutinizer (https://github.com/bengtmartensson/IrScrutinizer/releases/tag/Version-2.4.2). When I import the excerpt from the log as "Raw, line based" from the clipboard, it gives me two commands to decode and the second one, e.g., resolves to a pronto code of

0000 006D 0019 0000 0022 0055 0012 0022 0012 0022 0012 003C 0012 003C 0012 0022 0012 003C 0012 0022 0012 0022 0012 003C 0012 0022 0012 0022 0012 003C 0012 003C 0012 0022 0012 003C 0012 0022 0012 003C 0012 003C 0012 0022 0012 0022 0012 003C 0012 0022 0012 003C 0012 076C

So, the information in the log is correct and useful, I just don't know how to feed it to irtools.

Cheers

Bodo

 

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