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Author Topic: IR hardwire port enabled?  (Read 1043 times)
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db3l
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« on: May 08, 2008, 09:58:50 AM »

Just wanted to check - the sheet included with my unit indicated both rear ports were disabled at the moment, so I'm assuming there's no point yet in my trying to use the hardwired IR port?

-- David
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MMuecke
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« Reply #1 on: May 08, 2008, 07:46:18 PM »

Just wanted to check - the sheet included with my unit indicated both rear ports were disabled at the moment, so I'm assuming there's no point yet in my trying to use the hardwired IR port?

-- David

Actually, if you send the non-modulated bits stream in a normally high/low going polarity, it will work. But the feedback I'm getting is that is not the polarity that is provided by most units. Sad
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db3l
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« Reply #2 on: May 08, 2008, 10:22:49 PM »

Actually, if you send the non-modulated bits stream in a normally high/low going polarity, it will work. But the feedback I'm getting is that is not the polarity that is provided by most units. Sad

By normally high/low going polarity, do you mean high (say +5V) =1, low=0 as far as the bits for the IR non-modulated values, or the opposite?

If the former (high = 1) then I think I should be fine, and would like to try it out.  Can you identify the port pin-out?  I believe separately you had mentioned a 1K resistor between them, so is one of the two pins grounded or are they just floating with the 1K between them?

-- David
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MMuecke
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« Reply #3 on: May 09, 2008, 08:13:35 AM »

When looking at the unit, the ground pin is on the right. The other pin has a series 1K resistor so that you can drive it with anything from 3.3V - 12V by design.

The polarity in the firmware you have expects the signal to be high (+V) normally between packets. The bit transitions are pulses to GND. Just the opposite that is provided (Doh!). I guessed wrong. I can change this in the firmware if needed.

In the next layout I'm going to add a transistor inline. This will make a better input buffer anyway and it will invert the signal naturally. I am also going to change to the mono jack by popular demand.

I am also adding an RS-232 port on the PRO and making a simple cost reduced version with only the USB port that will be called the PS3IR-BT model. It should list for $65. But depending on if it gets picked up by the box stores, the street price may be less in the long run.
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Otter
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« Reply #4 on: May 10, 2008, 10:27:34 AM »

Quote

I am also adding an RS-232 port on the PRO and making a simple cost reduced version with only the USB port that will be called the PS3IR-BT model. It should list for $65. But depending on if it gets picked up by the box stores, the street price may be less in the long run.

Is this a new model or a firmware upgrade?
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tneutgens
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« Reply #5 on: May 16, 2008, 07:19:37 PM »

So would I need new firmware to hardwire the following in?

http://www.iautomate.com/ir100.html

I already have the unit, just not installed yet and I would like to hardwire it directly to my PS3IR-Pro.

Trent
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dinom
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« Reply #6 on: May 18, 2008, 05:52:48 PM »

Yes.

So Mike, are we to expect a new firmware upgrade to support the hardwired input (inverting the input sense).

Thanks.


So would I need new firmware to hardwire the following in?

http://www.iautomate.com/ir100.html

I already have the unit, just not installed yet and I would like to hardwire it directly to my PS3IR-Pro.

Trent

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gatto
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« Reply #7 on: May 20, 2008, 01:56:56 PM »

I'm also planning to connect the unit to my Crestron controller using the Ir hardwire.
Does anyone know if it's already possible or I have to wait for the firmware upgrade too.

Also I've just discovered that there will be a rs232 version soon and I just received the unit today ! too bad i would have waited a little
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db3l
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« Reply #8 on: May 20, 2008, 04:41:05 PM »

I'm also planning to connect the unit to my Crestron controller using the Ir hardwire.
Does anyone know if it's already possible or I have to wait for the firmware upgrade too.

Also I've just discovered that there will be a rs232 version soon and I just received the unit today ! too bad i would have waited a little
It'll work fine if you just use a normal IR emitter as with other IR devices.  The part that won't work yet is doing a hardwired connection to the demodulated port on the back of the unit, at least until the PRO is updated to invert its logic on that port.  But I'm just using a normal emitter and it works great.

I posted a Crestron IR file containing the full set of PS3IR-PRO codes as a single module in another topic if you're interested for your program.

-- David
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gatto
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« Reply #9 on: May 21, 2008, 01:54:31 AM »

Quote
It'll work fine if you just use a normal IR emitter as with other IR devices.  The part that won't work yet is doing a hardwired connection to the demodulated port on the back of the unit, at least until the PRO is updated to invert its logic on that port.  But I'm just using a normal emitter and it works great.

I posted a Crestron IR file containing the full set of PS3IR-PRO codes as a single module in another topic if you're interested for your program.

-- David


Thank you David!
I already downloaded and added the IR file to my program! Now I only have to test it as soon as i get a IR emitter.
I think the hardwired solution is more "clean" and professional looking (imo this is one of the reason why we are buying the PRO version) but it's ok for now. After all the other reason for the PRO model is that the firmware it's upgradable  Grin

-- Gianmatteo
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db3l
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« Reply #10 on: May 21, 2008, 06:14:22 PM »

(...)
I think the hardwired solution is more "clean" and professional looking (imo this is one of the reason why we are buying the PRO version) but it's ok for now.
(...)

That's mostly the same lines I was thinking of.  Note that if and when it does work, the existing ir module will need to be modified to strip the carrier from the signal before it will work with the hardwired link.  That's an easy operation in Crestron's DEAL utility.

-- David
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MMuecke
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« Reply #11 on: May 29, 2008, 12:54:54 PM »

I hope to have time to work on the hardwire input this week. I'll post here when it's ready for testing.

Mike
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glackowitz
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« Reply #12 on: June 03, 2008, 11:26:10 PM »

I hope to have time to work on the hardwire input this week. I'll post here when it's ready for testing.

Mike

Mike, is the 1/8" jack on the front working?? We have a unit coming to us(red label) and was just curious. I usually prefer the 1/8" jack vs a stick on emitter and in this case the job is an eigth hour drive away so no room for error.

Thanks
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Beerstalker
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« Reply #13 on: June 04, 2008, 09:11:05 AM »

As far as I know there is no 1/8" jack on the Pro at this time.  Mike has talked about adding one in the future when he switches to a custom plastic enclosure.

For direct IR control you have to use the ports on the back, and that is not working yet.  Mike is supposedly working on it now and hopes to have a firmware update ready soon.
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MMuecke
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« Reply #14 on: June 06, 2008, 09:09:26 AM »

OK, here is the scoop. I wasn't planning on supporting a modulated signal so the hardware was not designed with that in mind. I do however have a simple circuit that can be added to the screw terminals to allow for a modulated signal. This will be added on the next layout along with perhaps an RS-232 port depending on the feedback and requests I get. I'll post the circuit here later today.
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dinom
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« Reply #15 on: June 06, 2008, 11:09:41 AM »

Hi Mike, at least give us the firmware to support the "unmodulated" input as you had intended.  Some of us with more sophisticated remote control systems (RTI, Crestron, AMX) can easily strip the carrier from the IR, and would be able to use the hardwired input directly.  I'd rather not have to buy a new version of the PRO or jury rig a small circuit (if I don't have to).
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MMuecke
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« Reply #16 on: June 06, 2008, 01:16:29 PM »

OK, I'll do that. I'll need to deal with the signal inversion still.

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dinom
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« Reply #17 on: June 06, 2008, 01:17:26 PM »

OK, thanks.
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