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Making an IrDA device work

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dcooper
Posts: 1
Joined: Thu May 13, 2010 7:37 pm

Making an IrDA device work

Post by dcooper »

Before I start let me explain that I realize IrDA devices aren't supported by EventGhost or Lirc. I'm hoping that I can tweak settings to make my IrDA device operate as a Consumer IR device. I'm aware that it would be simpler to just buy a compatible device but I'm hoping to expand the choices available to users.

I succeeded in using IrComm2k to get the USB device recognized as a virtual COM port. WinLirc recognizes the device and EventGhost appears to do so as well. Of course, recognizing the device and getting it to transmit/receive as CIR are not the same thing.

When I looked at my USB IrDA device in the MS Windows device manager I noticed that I can tweak some advanced settings. I found an article that describes the differences between IrDA and CIR but I had some trouble matching the issues they raise to the settings. Here's the article:
http://tldp.org/HOWTO/Infrared-HOWTO/in ... -irda.html

Here are the settings for my device. If anyone can tell me which I should tweak I'd appreciate advice.
Device:MosChip 7780-USBFIR Adapter
Infrared Transceiver Type: Vishay TFD
Min. Turn-Around Time (microseconds): 0.5, 1.0, 5, 10
PowerDown: Enable/Disable
ReadDepth: 1 to 20
ReadThreshold: 0 to 19
Receive Sensitivity: Enable/Disable
Receive Window Size: 1 to 7
ReceiveMode: Fast /Slow
Send Window Size: 1 to 7
SIRTweak: Enable/Disable
Turbo Mode: On/Off
WriteDepth: 1 to 20
Speed Enable:
  • 2400
  • 9600
  • 19200
  • 38400
  • 57600
  • 115200
  • 400800 (Default)
Thank you,
Derek Cooper
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