Raspbian on PI4B 4gb and Grove base kit not working

I followed all instructions

Looks simple

1st nothin i connected appeared …software telleing nothing connectd

NOw software fine, but for eample in LCD always very bright but nothinhg show

Tempreature and humuduty sensor always returning 0 degrees and 0 humidity



Only thing tha worked until now was the red button. I was able to make it blink a expected.



Anyone can help…anybody experienced this issues



Thx

Hi ,

This because of the contrast or the I2C address, can you try the LCD module with an Arduino to check the problem with the module or RPi Program.