Program function: The module reuse enhancement function realizes three functions: function 1: fast reuse of modules within the board; function 2: fast reuse between boards according to schematic pages...
VIA Lab's VL813 is an advanced 4-port USB 3.0 hub controller with fully integrated voltage regulators, low power consumption, and comprehensive USB charging support. The integrated 5V DC-DC switching ...
The above figure is the circuit diagram of the metal detector. The 555 timer acts as a square wave generator here, which generates a pulse frequency that humans can hear. The capacitor between pin 1 a...
I am developing a small speaker recently. Its function is very simple. It has Bluetooth connection and power amplifier. The power is about 2.5W. The Bluetooth main controller is AC6969D, and the power...