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alexburcea's latest activity
alexburcea
replied to the thread
Thermocouple board - Is there a way to know if a thermocouple is connected?
.
The only calibration can be performed is for voltage measurement. If you wish to calculate yourself the temperature from voltage and...
Mar 11, 2024
alexburcea
replied to the thread
Thermocouple board - Is there a way to know if a thermocouple is connected?
.
Is hard to find the right explanation but is look like introducing a new set of contacts acts as a new thermocouple..
Mar 11, 2024
alexburcea
replied to the thread
Thermocouple board - Is there a way to know if a thermocouple is connected?
.
Ok, but we measure the temperature of the screw terminal connector but if the main connector is elsewhere the compensation is wrong...
Mar 11, 2024
alexburcea
replied to the thread
Thermocouple board - Is there a way to know if a thermocouple is connected?
.
Do you connect the wires of the thermocouple directly on the screw connectors of the card? Did you know the card respond with degree...
Mar 11, 2024
alexburcea
replied to the thread
Thermocouple board - Is there a way to know if a thermocouple is connected?
.
Hi, There is no difference between disconnected thermocouple and one that measure the same temperature as the card, the voltage is zero...
Mar 11, 2024
alexburcea
replied to the thread
i2c transfer timed out
.
We validate with all Raspberry models but use constantly Zero, 4, and CM4. We have one 5 from one week but we did not test all the cards...
Mar 5, 2024
alexburcea
replied to the thread
WDT on OrangePi
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I am guessing you need to enable the port and the documentation talk about i2c-2.
Mar 5, 2024
alexburcea
replied to the thread
WDT on OrangePi
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Your OPI is compatible with our cards but the I2C port number does not correspond with raspberry. You need to edit the port number in...
Mar 4, 2024
alexburcea
replied to the thread
WDT on OrangePi
.
All our cards work with any SBC that has the 2x20 pin connector and copy the Raspberry pin function (in the same positions) for the...
Mar 4, 2024
alexburcea
replied to the thread
Polling inputs
.
You forgot to set the pullup resistor at the GPIO26 or I forgot to tell you about it.
Mar 4, 2024
alexburcea
replied to the thread
i2c transfer timed out
.
Thanks for the suggestion about the manual. I2C is an addressable bus, we choose it because we can attach multiple devices on the same...
Mar 4, 2024
alexburcea
replied to the thread
i2c transfer timed out
.
Hi, You have the V2.0 card, please look at the corresponding schematics. The V3.0 is still in the development.
Mar 3, 2024
alexburcea
replied to the thread
ESPHome support
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Thank you for the suggestion we will consider it.
Mar 3, 2024
alexburcea
replied to the thread
i2c transfer timed out
.
Normally there is no problem to poll at 10 or even 100Hz... The feature you so there is apply to a different card but your card is made...
Mar 3, 2024
alexburcea
replied to the thread
i2c transfer timed out
.
It looks like the I2C port hung completely, never so something like this. I do not know a method to log this but you can try instead of...
Mar 2, 2024
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