After BASIC language has developed into QuickBASIC and Visual Basic, it has many structured ideas and programming methods, such as functions, modules, local variables, global variables, data transfer,
I want to make a wireless communication system, but I can't find the PTR2000 module in the proteus library file. I heard that a relatively complete library file can be downloaded from the Internet, bu
TL494 is a voltage-driven pulse width modulation control integrated circuit produced by Texas Instruments, USA, and is mainly used in various switching power supplies. This article introduces how it,
PWM: Pulse Width Modulation
It is to periodically control the time (duty cycle) of IO pulling high and low to control the on and off of the switch tube to achieve power control, such as LED dimming, D