), 1/16 step display dimming, all via a simple I2C interface. The backpacks come with address-selection jumpers so you can connect up to four mini 8x8's or eight 7-segments (or a combination, such as four mini
I believe that, like me, other RTClib users get clock inaccuracy with the DS3231. Arduino Forum contributor@gfvalvohelped me to implement its adjustment after a simple addition to RTClib.h. So directly below the section // /*! @briefRTC based on the DS3231 chip connected via I2C and th...