In your previous code with the F88, 3 is not a valid I2C address.
In the current code, $B is not a valid I2C address.
They should be a multiple of 2.
Bit 0 is reserved for the R/W bit.
In your previous code with the F88, 3 is not a valid I2C address.
In the current code, $B is not a valid I2C address.
They should be a multiple of 2.
Bit 0 is reserved for the R/W bit.
DT
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