IR and zx1281

Discussion specific to the ZX-1281 and ZX-1280 microcontrollers as well as the ZX-1281 and ZX-1280 Dev Boards.
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hakha4
Posts: 47
Joined: 01 June 2009, 21:23 PM
Location: Moholm Sweden

IR and zx1281

Post by hakha4 »

Hi everybody
I've just started with a zx1281e from oaks micro and sofar it seems very nice to play with!. I'm trying to get the AN204 - IR application to work.I can see that a signal is receieved when pushing a remote button but don't get any correct commands. I believe this application was written for ZX 24/40. Are there different timing issues with zx1281 compared to zx24/40 ?
Other differences to consider?
Any help would be appreciated
Regards Hucke
mikep
Posts: 796
Joined: 24 September 2005, 15:54 PM

Re: IR and zx1281

Post by mikep »

hakha4 wrote:Other differences to consider?
The main difference is that there are many different kinds of IR protocols. The application note example code was written for one specific Sony protocol. You should look up your IR remote to find out its protocol.

You may want to start with a simpler program which just calls InputCapture() and displays the pulse widths.
Mike Perks
hakha4
Posts: 47
Joined: 01 June 2009, 21:23 PM
Location: Moholm Sweden

Post by hakha4 »

Thanks for replying. I'll follow your advise and start with something simpler.
Regards Hucke
dlh
Posts: 395
Joined: 15 December 2006, 12:12 PM
Location: ~Cincinnati

Post by dlh »

I show a simple way to capture and view IR and RF codes at http://davehouston.org/learn.htm. There's a newer app call SoundCheck which you might consider for the capture.
hakha4
Posts: 47
Joined: 01 June 2009, 21:23 PM
Location: Moholm Sweden

Post by hakha4 »

Thanks for the tips!. Your site is most informative regarding Ir/RF.
Regards Hucke
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