Bluetooth Module: How to Level Shift 3.3V to 5V
In Bluetooth hardware design, it is oftenencountered that 1.8V, 3.3V, 5V, etc. used by module pins, 3.3V, 5V, etc. usedto connect external interface chips, must be level-shifted due to levelmismatch. If the power supply voltages of the two devices are dif
Learn More