Delay required after write in PCT2075 Registers

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Delay required after write in PCT2075 Registers

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krithigamohange
Contributor I

Hi,

I am using PCT2075 temperature sensor in my project .

While setting value in Tos register, I am writing the value, reading back and verifying if both (written value and read-back value) are same.

After writing the value to Tos register, a delay of 1ms seems to be necessary before reading back .

This delay is not mentioned in the datasheet.

Is this required ?

Many Thanks in Advance,

Krithiga.

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reyes
NXP TechSupport
NXP TechSupport

Hi Krithiga,

 

This delay is not normal, it is probably caused because of the capacitance of the I2C bus or the pull/up values, but if you found that adding a 1ms delay works as a workaround, you can use that for your system.

 

Regards,

Jose

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