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Forum: Geothermal & Heat Pumps 11-08-13, 07:45 AM
Replies: 91
Views: 72,254
Posted By grayhawk
Thank you for the response. It matches the...

Thank you for the response. It matches the experience I've had with trying to get any information out of them.

I have most of the command string figured out. I just need to spend the time &...
Forum: Geothermal & Heat Pumps 11-07-13, 09:17 AM
Replies: 91
Views: 72,254
Posted By grayhawk
I have a small computer (Raspberry Pi) with an IR...

I have a small computer (Raspberry Pi) with an IR transmitter, controlling a YMGI mini-split heat pump in my hangar 4 miles away. I can turn it on, shut it off over the internet,

More to come as I...
Forum: Geothermal & Heat Pumps 11-07-13, 09:07 AM
Replies: 91
Views: 72,254
Posted By grayhawk
Having the usual problem of too much to do with...

Having the usual problem of too much to do with too little time to do it, I've opted for the easy way out to control the YMGI heat pump at my hangar.

I am just recording the IR commands fro the...
Forum: Geothermal & Heat Pumps 09-15-12, 10:10 PM
Replies: 91
Views: 72,254
Posted By grayhawk
I didn't have a lot of time to work on this today...

I didn't have a lot of time to work on this today as we were working on our long distance wireless links; but I did capture a few traces for various keys pressed. The first group of bits is always 35...
Forum: Geothermal & Heat Pumps 09-15-12, 11:25 AM
Replies: 91
Views: 72,254
Posted By grayhawk
A minor surprise. I received the little IR...

A minor surprise.
I received the little IR receiver from SparkFun & started looking at the actual YMGI remote signals.

They are different from the Sanyo wired remote. So I will proceed with the...
Forum: Geothermal & Heat Pumps 09-13-12, 05:11 PM
Replies: 91
Views: 72,254
Posted By grayhawk
I have found the source code for an example...

I have found the source code for an example protocol analyzer, to use as a starting point. This one is for the Sony SIRC protocol, but I'll translate it ovet to the 'space' or pulse distance...
Forum: Geothermal & Heat Pumps 09-12-12, 02:41 PM
Replies: 91
Views: 72,254
Posted By grayhawk
The small analyzer I'm using is the 8 bit Saleae...

The small analyzer I'm using is the 8 bit Saleae Logic 1.1.15. But another one my brother uses is the Open Bench Logic Sniffer. Sparkfun.com has both of them I believe. I'd like to write a protocol...
Forum: Geothermal & Heat Pumps 09-12-12, 09:23 AM
Replies: 91
Views: 72,254
Posted By grayhawk
The data stream for the Sanyo wired remote looks...

The data stream for the Sanyo wired remote looks to be 'space' coded or Pulse Distance Coding, typically used by Panasonic (owns Sanyo). Now I'll need to confirm that is what YMGI is using. The...
Forum: Geothermal & Heat Pumps 09-12-12, 06:31 AM
Replies: 91
Views: 72,254
Posted By grayhawk
And as a double check, to make sure they are the...

And as a double check, to make sure they are the same; I'm going to get a small IR receiver board from SparkFun and set up to capture the command stream from the handheld IR remote & document that in...
Forum: Geothermal & Heat Pumps 09-11-12, 03:17 PM
Replies: 91
Views: 72,254
Posted By grayhawk
Set up on work bench in hangar & got first trace....

Set up on work bench in hangar & got first trace. Looking at writing a protocol analyzer to make reading of data easier.
...
Forum: Geothermal & Heat Pumps 09-11-12, 11:24 AM
Replies: 91
Views: 72,254
Posted By grayhawk
Not sure if anyone is reading this but will post...

Not sure if anyone is reading this but will post a small update.

I received the Sanyo wired remote. It's about as expected. It has a single 8 bit micro inside to handle everything. The rest is...
Forum: Geothermal & Heat Pumps 09-08-12, 08:05 PM
Replies: 91
Views: 72,254
Posted By grayhawk
The Sanyo wired remote has shipped. When received...

The Sanyo wired remote has shipped. When received I'll set up on the test bench in the hangar with a protocol analyzer & document the interface. I have a NetDuino that I'll use to implement the...
Forum: Geothermal & Heat Pumps 09-07-12, 01:45 PM
Replies: 91
Views: 72,254
Posted By grayhawk
Yes, anything is useful at this point. The link...

Yes, anything is useful at this point. The link posted is more on the web/internet interface side but it is useful to see what others are doing.

My plan is still to take the wired remote control...
Forum: Geothermal & Heat Pumps 09-06-12, 10:43 PM
Replies: 91
Views: 72,254
Posted By grayhawk
No responses received on several forum for the...

No responses received on several forum for the specifics of control interface, optional wired controls; so I will need to set up and do it myself.

Thanks to XRinger, I had the source for a wired...
Forum: Geothermal & Heat Pumps 08-30-12, 11:36 AM
Replies: 91
Views: 72,254
Posted By grayhawk
Whoops, back to waiting. The required posts is...

Whoops, back to waiting. The required posts is 15, in order to PM. :(
Forum: Geothermal & Heat Pumps 08-30-12, 11:01 AM
Replies: 91
Views: 72,254
Posted By grayhawk
Sort of a bump on this topic, and also to get me...

Sort of a bump on this topic, and also to get me to 10 posts so I can PM.

It's not a good idea for me to use X10 in my hangar (where the mini-split heat pump is located) as the power wiring is...
Forum: Geothermal & Heat Pumps 08-27-12, 12:36 PM
Replies: 91
Views: 72,254
Posted By grayhawk
I get the feeling you are not reading my posts...

I get the feeling you are not reading my posts before reply. I don't want to control the main power to the heat pump. There is no phone line. But there is a 2.4 GHz wireless link from my wind tower...
Forum: Geothermal & Heat Pumps 08-27-12, 12:09 PM
Replies: 91
Views: 72,254
Posted By grayhawk
:) You are going to have to give up on the X10...

:) You are going to have to give up on the X10 with me. Probably will not be using it. :p
Forum: Geothermal & Heat Pumps 08-27-12, 10:25 AM
Replies: 91
Views: 72,254
Posted By grayhawk
Yes, I did look through & appreciate the work...

Yes, I did look through & appreciate the work Acuario had done and posted. But he was looking at the communications link between indoor and outdoor units, which I want to leave alone. I simply want...
Forum: Geothermal & Heat Pumps 08-27-12, 10:15 AM
Replies: 91
Views: 72,254
Posted By grayhawk
Cannot use X10 as the unit is 5 miles away in an...

Cannot use X10 as the unit is 5 miles away in an unmanned building. Cannot use IR as the unit is 5 miles away in an unmanned building.

CAN use internet as I have a 2.4GHz wireless link to the...
Forum: Geothermal & Heat Pumps 08-26-12, 04:23 PM
Replies: 91
Views: 72,254
Posted By grayhawk
My case is much different. The unit I want to...

My case is much different. The unit I want to monitor and control is in an unmanned building 5 miles away. And there is not set schedule when I might want it on & off. I need to be able to check it &...
Forum: Geothermal & Heat Pumps 08-26-12, 12:58 PM
Replies: 91
Views: 72,254
Posted By grayhawk
I looked the Sanyo material from the links over....

I looked the Sanyo material from the links over. Had actually looked some of this over before by browsing the Sanyo Service directories.

So, without knowing the timeframe of the designs that this...
Forum: Geothermal & Heat Pumps 08-26-12, 11:49 AM
Replies: 91
Views: 72,254
Posted By grayhawk
Xringer & AC Hacker, thank you so much for your...

Xringer & AC Hacker, thank you so much for your good responses. It seems like I've finally found the right forum and as a plus, it is one that matches my interests in other areas as well (geothermal,...
Forum: Geothermal & Heat Pumps 08-26-12, 09:40 AM
Replies: 91
Views: 72,254
Posted By grayhawk
Sorry, I only listed my email in desparation as I...

Sorry, I only listed my email in desparation as I haven't been able to get a response in any form in any other way.

In my case, I have a YMGI DC Inverter split system in a remote building I would...
Forum: Geothermal & Heat Pumps 08-24-12, 10:19 PM
Replies: 91
Views: 72,254
Posted By grayhawk
Yes, I'm interested in what you have to share. I...

Yes, I'm interested in what you have to share. I also am more interested in leaving the indoor-outdoor control alone and simply interfacing to the indoor control as a 'wired' digital control.
...
Showing results 1 to 25 of 25

 
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