Passive buzzer driverThis is the waveform of a passive buzzer driven by a purchased machine. The sound is quite loud. Two IO ports are directly connected to the two ends of the buzzer.If I design a bu
In recent years, due to the continuous innovation of consumer electronics and the demand for personal health care, the global market for various massage equipment has continued to grow. Eye massagers,
Just now, maybe when debugging with IAR, I unplugged it without turning off the function. When I plugged it in again, IAR could not simulate.When I unplugged the development board and clicked IAR debu
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:59[/i]Although electric shavers are manufactured by different manufacturers, their basic working principles are similar. Therefore, som