Grove - Digital Light Sensor Version 1.0 working 0.9b is not


I have bougt Grove - Digital Light Sensor. (TSL2561)
2 x Version 1.0
4 x Version 0.9b

On my MCU the 1.0 working fine, but all the 0.9b not working.

What is diffrent about these Sensor???

Thanks for Help


Sorry for the delayed reply.

V1.0 and V0.9b have same electrical design.

For 0.9b, we recommend to use this library: …

Thanks and Regards