Posted on December 06, 2017 at 18:27Hello. I configured stm32 PB11 and PB10 as SDA and SCL pins then i connected GY-30 BH1750 light sensor.It's address is 0x23 when ADDR pin connected  to GND.POWER_ON 0x01RESET 0x07BH1750_CONTINUOUS_HIGH_RES_MODE 0x...