Hello, I have recently bought an HMC5883L 3-Axis Digital compass module to use it with arduino. I soldered the pins myself as you can see in the pic. [image] And I connected it to my arduino Uno using 5v Vcc, SCL to pin A5, SDA to pin A4 (I2C protocol) and I used pull up 4.7K resistors. [image] …

3-Axis digital compass weird behavior

blacklight October 5, 2017, 2:32pm 7

Here I fixed the solder :

but the output is still the same.