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cathodeRay
cathodeRay
@cathoderay
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Illustrious Member
Joined: Feb 28, 2022
Last seen: Nov 20, 2025
Profile Activity
Topics: 17 / Replies: 2351
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RE: Connecting to Midea MSmartHome using a PC

I think you are right, and it happens after a HA restart as part of a handshaking routine: 2023-03-07 13:13:54.187 DEBUG (Heat Pump (LAN)) [custom_c...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

@derek-m - you have certainly cracked the header. But there is still in my mind the question of how does it know that self._device_type is c3 (a heat ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

@derek-m - I've just done another extensive online search for something, anything that might give us a clue as to how to access other messages beyond ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: A conundrum…

@drew-pa - here's the file. It is rather brutal and not very pretty, but it does the job. I've tried to add enough notes to make it clear what I did, ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: A conundrum…

Where did the 3.2 come from? Good question, I should have said. It is about what my COP has been for the whole of this heating season, ie from beginni...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
A conundrum…
3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 18
Views: 3550
Reply
RE: Connecting to Midea MSmartHome using a PC

@derek-m - I think it was probably OK. I effectively made my weather curve level, with a low ambient end 36 degree LWT, high ambient end 35 degrees, s...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

@derek-m - I got distracted an hour ago, missed the time but got it at 1800: 1757: dropped lower ambient end of weather curve from 58 degrees to 36...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

I think that will be the simpler way to test it, but I will have to be careful with the timing, as I only get one reliable 04/04 message every hour, a...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

It is what is shown in the chart, I have been logging it into HA for several days. It is the value after hex2dec conversion of the byte in 'location' ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

I think you are right, well done! The available range for set DHW temp on the wired controller is 20 to 60 degrees, which matches the dhw_temp_min and...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

That suggests you are doing this online, on github, which does make tracing things easier. Outdoor_temperature is certainly real, in that is corresp...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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