QCA7000 Foccci+Clara User thread

Development and discussion of fast charging systems eg Chademo , CCS etc
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johu
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Re: QCA7000 Foccci+Clara User thread

Post by johu »

Is this with the "latest" version esp32 software? I remember improving the update a while ago and it is reliable here.
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Re: QCA7000 Foccci+Clara User thread

Post by muehlpower »

I don't know which version I have, but my last update attempt ended in disaster and I bought a new one.
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Re: QCA7000 Foccci+Clara User thread

Post by johu »

Oh I remember now. That was in April in the last software change was in March. So you have the latest one.
Can you CAN(log)?
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Re: QCA7000 Foccci+Clara User thread

Post by PoloLbricolo »

Hi,
I have a situation with a foccci / custom BMS, I've had the exact same setup in the past and it's working flawlessly. But the new one keep giving me can timeout error when charging CCS2 on a EcoFactor station.
I was able to do a screen grab just after the charging station stopped.

I should be sending the can messages at 250ms interval, what is the Timeout set at in Foccci ?
Does someone had a similar issue before ?
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Re: QCA7000 Foccci+Clara User thread

Post by uhi22 »

The wiki is talking about 2s or 3s timeout https://openinverter.org/wiki/Foccci
Any chance to log the CAN traffic, to understand whether there are such long gaps in the communication?
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Re: QCA7000 Foccci+Clara User thread

Post by tom91 »

Both the params "ChargeCurrent" and "enable" needs to be received over CAN to reset the timeout, the time out is spotvalue "CanWatchdog"
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Re: QCA7000 Foccci+Clara User thread

Post by 106electric »

I would like to install Foccci on our race car. Is there a DBC file coming with the board ?
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Re: QCA7000 Foccci+Clara User thread

Post by tom91 »

106electric wrote: Sun Apr 19, 2026 5:16 pm DBC file coming with the board ?
Not how OI works, all spot values can be sent or recieved over CAN so its upto you to configure.

Instructions on CAN on the wiki https://openinverter.org/wiki/Foccci
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