vekexasia / comfoair-esp32

Interact with Zehnder Comfoair with esp32
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Project direction and new features #46

Closed vekexasia closed 1 year ago

vekexasia commented 1 year ago

After this project has been released it entered a sleep state. Project seemed mature enough to not get new updates.

Due to the currently opened number of issues which include #43 #45 #25 #26 as well as #32 and others. It looks to me that it was about time to invest some free time to get this project a little love.

Of course if you want to donate me some beer which is the fuel of developers I will always appreciate that.

Anyways. I'm working on getting this on a properly designed lowcost PCB, as soon as I get the PCB delivered and get to test it out i'll also migrate the project to ESPHOME (which someone mentioned on issue #31).

I ordered 15 pcbs, assuming the pcb design works I can ship others to anyone interested in getting it.

This is a preview of the PCB image

It does measure 45x23mm which is pretty small. The only missing part is an M5Stack Atom Lite ESP32 board. I decided to design it that way cause I did want to keep cost low, and leverage modularity. If ESP32 dies you can always replace it with another M5Stack.

Since the board is very simple and modular it could be designed so that it scales vertically. so, If someone wants some extra functionality such as an ethernet HAT, a design could be made to meet it that needs.

Cheers

nebman commented 1 year ago

ESPHome integration sounds very nice!

vekexasia commented 1 year ago

project has been converted to esphome enjoy all :) IF you need a custom pcb i've some spare

svde commented 1 year ago

project has been converted to esphome enjoy all :)

Excellent choice.

nebman commented 1 year ago

Excellent, thank you very much!
For anyone else upgrading their ESPs please notice, that the GPIO pins changed.

svde commented 1 year ago

Would be nice to make the GPIO pins configurable.

vekexasia commented 1 year ago

@svde yeah i thought about that too. But i think gpio 25 and 21 are almost always available in all boards so I didn't see much of a need letting the pin configurable.

vekexasia commented 1 year ago

also for everyone who wants i can ship the board with components (not soldered)

svde commented 1 year ago

People could also choose to DIY with an ESP8266, where pins 21 and 25 aren't available...

nebman commented 1 year ago

@svde but ESP8266 doesn't have a CAN controller onboard, only ESP32

svde commented 1 year ago

I thought that we just use GPIO pins on the ESP32 for RX & TX.

Not the built-in CAN controller on the ESP32.

vekexasia commented 1 year ago

Exactly.

The internal canbus from esp32 is not compatible as far as I know with extended ids.

Btw svde i think adding custom pins to conf is pretty easy. Ill check if I have time in the following days

On Wed, May 3, 2023, 15:48 svde @.***> wrote:

I thought that we just use GPIO ping on the ESP32 for RX & TX.

Not the built-in CAN controller on the ESP32.

— Reply to this email directly, view it on GitHub https://github.com/vekexasia/comfoair-esp32/issues/46#issuecomment-1533062576, or unsubscribe https://github.com/notifications/unsubscribe-auth/AABQ6SZMK4YY2N6CPF3NIDLXEJOZJANCNFSM6AAAAAAW7VNSC4 . You are receiving this because you modified the open/close state.Message ID: @.***>

wiljums commented 1 year ago

also for everyone who wants i can ship the board with components (not soldered)

What would be the cost for the board and shipment to the Netherlands?

vekexasia commented 1 year ago

about 55€ shipped with all components.

On Thu, May 11, 2023 at 3:28 PM wiljums @.***> wrote:

also for everyone who wants i can ship the board with components (not soldered)

What would be the cost for the board and shipment to the Netherlands?

— Reply to this email directly, view it on GitHub https://github.com/vekexasia/comfoair-esp32/issues/46#issuecomment-1544011954, or unsubscribe https://github.com/notifications/unsubscribe-auth/AABQ6S6ELYPSZKCA73FGH6TXFTSOJANCNFSM6AAAAAAW7VNSC4 . You are receiving this because you modified the open/close state.Message ID: @.***>

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wiljums commented 1 year ago

Is it also possible to ship it soldered?

Op do 11 mei 2023 om 16:00 schreef Andrea @.***>:

about 55€ shipped with all components.

On Thu, May 11, 2023 at 3:28 PM wiljums @.***> wrote:

also for everyone who wants i can ship the board with components (not soldered)

What would be the cost for the board and shipment to the Netherlands?

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vekexasia commented 1 year ago

sorry for late reply @wiljums. Yes i do have one test board. It is not perfectly soldered so i wouldn't vouch for it. My suggestion would be to solder this yourself juist to make sure things are soldered properly. I'm not a good one :)

wiljums commented 1 year ago

Well, I haven't soldered a thing yet..

Op ma 22 mei 2023 om 23:59 schreef Andrea @.***>:

sorry for late reply @wiljums https://github.com/wiljums. Yes i do have one test board. It is not perfectly soldered so i wouldn't vouch for it. My suggestion would be to solder this yourself juist to make sure things are soldered properly. I'm not a good one :)

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jhornych commented 1 year ago

I guess there is CAN module available including the ESP32 from m5stack, which you are using anyway just for 22EUR, or am I wrong? M5STACK CAN module

fuatakgun commented 8 months ago

Looking forward to hear more on this

zweefan commented 8 months ago

I have soldered the unit for myself and created 4 extra units. I will sell the units. I you are interested please send me a direct message. RegardsStephanOp 22 okt. 2023 om 23:03 heeft Fuat Akgün @.***> het volgende geschreven: Looking forward to hear more on this

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wiljums commented 8 months ago

I have soldered the unit for myself and created 4 extra units. I will sell the units. I you are interested please send me a direct message. RegardsStephanOp 22 okt. 2023 om 23:03 heeft Fuat Akgün @.> het volgende geschreven: Looking forward to hear more on this —Reply to this email directly, view it on GitHub, or unsubscribe.You are receiving this because you are subscribed to this thread.Message ID: @.>

Hi zweefan, I am interested and figuring out how to send you a direct message.

SGrunder commented 8 months ago

you can reach me here sgagrunder@gmail.com