Under normal circumstances, the XIAO’s operating voltage is 3.3V, if you use 5V power supply, although it is within the safe voltage range, but it will not actually affect the XIAO’s normal supply voltage and maximum output current.
Under normal circumstances, the XIAO’s operating voltage is 3.3V, if you use 5V power supply, although it is within the safe voltage range, but it will not actually affect the XIAO’s normal supply voltage and maximum output current.